diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index a73596a..fdc9510 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -4276,7 +4276,7 @@ static int binder_thread_release(struct binder_proc *proc,
 	return active_transactions;
 }
 
-static unsigned int binder_poll(struct file *filp,
+static __poll_t binder_poll(struct file *filp,
 				struct poll_table_struct *wait)
 {
 	struct binder_proc *proc = filp->private_data;
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index c823914..b6a7170 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -794,7 +794,7 @@ static ssize_t hci_uart_tty_write(struct tty_struct *tty, struct file *file,
 	return 0;
 }
 
-static unsigned int hci_uart_tty_poll(struct tty_struct *tty,
+static __poll_t hci_uart_tty_poll(struct tty_struct *tty,
 				      struct file *filp, poll_table *wait)
 {
 	return 0;
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index e6f6dbc..0521748 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -299,7 +299,7 @@ static ssize_t vhci_write(struct kiocb *iocb, struct iov_iter *from)
 	return vhci_get_user(data, from);
 }
 
-static unsigned int vhci_poll(struct file *file, poll_table *wait)
+static __poll_t vhci_poll(struct file *file, poll_table *wait)
 {
 	struct vhci_data *data = file->private_data;
 
diff --git a/drivers/char/apm-emulation.c b/drivers/char/apm-emulation.c
index 1dfb9f8..a2a1c14 100644
--- a/drivers/char/apm-emulation.c
+++ b/drivers/char/apm-emulation.c
@@ -236,7 +236,7 @@ static ssize_t apm_read(struct file *fp, char __user *buf, size_t count, loff_t
 	return ret;
 }
 
-static unsigned int apm_poll(struct file *fp, poll_table * wait)
+static __poll_t apm_poll(struct file *fp, poll_table * wait)
 {
 	struct apm_user *as = fp->private_data;
 
diff --git a/drivers/char/dsp56k.c b/drivers/char/dsp56k.c
index 0d7b577..2f92cc4 100644
--- a/drivers/char/dsp56k.c
+++ b/drivers/char/dsp56k.c
@@ -406,7 +406,7 @@ static long dsp56k_ioctl(struct file *file, unsigned int cmd,
  * Do I need this function at all???
  */
 #if 0
-static unsigned int dsp56k_poll(struct file *file, poll_table *wait)
+static __poll_t dsp56k_poll(struct file *file, poll_table *wait)
 {
 	int dev = iminor(file_inode(file)) & 0x0f;
 
diff --git a/drivers/char/dtlk.c b/drivers/char/dtlk.c
index 839ee61..2697c22 100644
--- a/drivers/char/dtlk.c
+++ b/drivers/char/dtlk.c
@@ -91,7 +91,7 @@ static ssize_t dtlk_read(struct file *, char __user *,
 			 size_t nbytes, loff_t * ppos);
 static ssize_t dtlk_write(struct file *, const char __user *,
 			  size_t nbytes, loff_t * ppos);
-static unsigned int dtlk_poll(struct file *, poll_table *);
+static __poll_t dtlk_poll(struct file *, poll_table *);
 static int dtlk_open(struct inode *, struct file *);
 static int dtlk_release(struct inode *, struct file *);
 static long dtlk_ioctl(struct file *file,
@@ -228,9 +228,9 @@ static ssize_t dtlk_write(struct file *file, const char __user *buf,
 	return -EAGAIN;
 }
 
-static unsigned int dtlk_poll(struct file *file, poll_table * wait)
+static __poll_t dtlk_poll(struct file *file, poll_table * wait)
 {
-	int mask = 0;
+	__poll_t mask = 0;
 	unsigned long expires;
 
 	TRACE_TEXT(" dtlk_poll");
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index b941e6d..dbed495 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -342,7 +342,7 @@ hpet_read(struct file *file, char __user *buf, size_t count, loff_t * ppos)
 	return retval;
 }
 
-static unsigned int hpet_poll(struct file *file, poll_table * wait)
+static __poll_t hpet_poll(struct file *file, poll_table * wait)
 {
 	unsigned long v;
 	struct hpet_dev *devp;
diff --git a/drivers/char/ipmi/bt-bmc.c b/drivers/char/ipmi/bt-bmc.c
index 6edfaa7..7992c87 100644
--- a/drivers/char/ipmi/bt-bmc.c
+++ b/drivers/char/ipmi/bt-bmc.c
@@ -338,10 +338,10 @@ static int bt_bmc_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int bt_bmc_poll(struct file *file, poll_table *wait)
+static __poll_t bt_bmc_poll(struct file *file, poll_table *wait)
 {
 	struct bt_bmc *bt_bmc = file_bt_bmc(file);
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	u8 ctrl;
 
 	poll_wait(file, &bt_bmc->queue, wait);
diff --git a/drivers/char/ipmi/ipmi_devintf.c b/drivers/char/ipmi/ipmi_devintf.c
index 2ffca42..a011a77 100644
--- a/drivers/char/ipmi/ipmi_devintf.c
+++ b/drivers/char/ipmi/ipmi_devintf.c
@@ -78,10 +78,10 @@ static void file_receive_handler(struct ipmi_recv_msg *msg,
 	spin_unlock_irqrestore(&(priv->recv_msg_lock), flags);
 }
 
-static unsigned int ipmi_poll(struct file *file, poll_table *wait)
+static __poll_t ipmi_poll(struct file *file, poll_table *wait)
 {
 	struct ipmi_file_private *priv = file->private_data;
-	unsigned int             mask = 0;
+	__poll_t             mask = 0;
 	unsigned long            flags;
 
 	poll_wait(file, &priv->wait, wait);
diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c
index 76b2706..95d8e9a 100644
--- a/drivers/char/ipmi/ipmi_watchdog.c
+++ b/drivers/char/ipmi/ipmi_watchdog.c
@@ -887,9 +887,9 @@ static int ipmi_open(struct inode *ino, struct file *filep)
 	}
 }
 
-static unsigned int ipmi_poll(struct file *file, poll_table *wait)
+static __poll_t ipmi_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &read_q, wait);
 
diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c
index 9a1aaf5..819fe37 100644
--- a/drivers/char/pcmcia/cm4040_cs.c
+++ b/drivers/char/pcmcia/cm4040_cs.c
@@ -415,10 +415,10 @@ static ssize_t cm4040_write(struct file *filp, const char __user *buf,
 	return count;
 }
 
-static unsigned int cm4040_poll(struct file *filp, poll_table *wait)
+static __poll_t cm4040_poll(struct file *filp, poll_table *wait)
 {
 	struct reader_dev *dev = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(filp, &dev->poll_wait, wait);
 
diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c
index d256110..7a56d1a 100644
--- a/drivers/char/ppdev.c
+++ b/drivers/char/ppdev.c
@@ -769,10 +769,10 @@ static int pp_release(struct inode *inode, struct file *file)
 }
 
 /* No kernel lock held - fine */
-static unsigned int pp_poll(struct file *file, poll_table *wait)
+static __poll_t pp_poll(struct file *file, poll_table *wait)
 {
 	struct pp_struct *pp = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &pp->irq_wait, wait);
 	if (atomic_read(&pp->irqc))
diff --git a/drivers/char/random.c b/drivers/char/random.c
index ec42c8b..64b5956 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1784,10 +1784,10 @@ urandom_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos)
 	return ret;
 }
 
-static unsigned int
+static __poll_t
 random_poll(struct file *file, poll_table * wait)
 {
-	unsigned int mask;
+	__poll_t mask;
 
 	poll_wait(file, &random_read_wait, wait);
 	poll_wait(file, &random_write_wait, wait);
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index 5542a43..c6a3171 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -147,7 +147,7 @@ static long rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
 static void rtc_get_rtc_time(struct rtc_time *rtc_tm);
 
 #ifdef RTC_IRQ
-static unsigned int rtc_poll(struct file *file, poll_table *wait);
+static __poll_t rtc_poll(struct file *file, poll_table *wait);
 #endif
 
 static void get_rtc_alm_time(struct rtc_time *alm_tm);
@@ -790,7 +790,7 @@ static int rtc_release(struct inode *inode, struct file *file)
 }
 
 #ifdef RTC_IRQ
-static unsigned int rtc_poll(struct file *file, poll_table *wait)
+static __poll_t rtc_poll(struct file *file, poll_table *wait)
 {
 	unsigned long l;
 
diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c
index 6aa3267..7f49fa0 100644
--- a/drivers/char/snsc.c
+++ b/drivers/char/snsc.c
@@ -321,10 +321,10 @@ scdrv_write(struct file *file, const char __user *buf,
 	return status;
 }
 
-static unsigned int
+static __poll_t
 scdrv_poll(struct file *file, struct poll_table_struct *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	int status = 0;
 	struct subch_data_s *sd = (struct subch_data_s *) file->private_data;
 	unsigned long flags;
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index d3a979e..fc041c4 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -940,7 +940,7 @@ static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
 	return ret;
 }
 
-static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
+static __poll_t sonypi_misc_poll(struct file *file, poll_table *wait)
 {
 	poll_wait(file, &sonypi_device.fifo_proc_list, wait);
 	if (kfifo_len(&sonypi_device.fifo))
diff --git a/drivers/char/tpm/tpm_vtpm_proxy.c b/drivers/char/tpm/tpm_vtpm_proxy.c
index 1d877cc..674218b 100644
--- a/drivers/char/tpm/tpm_vtpm_proxy.c
+++ b/drivers/char/tpm/tpm_vtpm_proxy.c
@@ -173,10 +173,10 @@ static ssize_t vtpm_proxy_fops_write(struct file *filp, const char __user *buf,
  *
  * Return: Poll flags
  */
-static unsigned int vtpm_proxy_fops_poll(struct file *filp, poll_table *wait)
+static __poll_t vtpm_proxy_fops_poll(struct file *filp, poll_table *wait)
 {
 	struct proxy_dev *proxy_dev = filp->private_data;
-	unsigned ret;
+	__poll_t ret;
 
 	poll_wait(filp, &proxy_dev->wq, wait);
 
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index d1aed25..813a2e4 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -982,10 +982,10 @@ static ssize_t port_fops_splice_write(struct pipe_inode_info *pipe,
 	return ret;
 }
 
-static unsigned int port_fops_poll(struct file *filp, poll_table *wait)
+static __poll_t port_fops_poll(struct file *filp, poll_table *wait)
 {
 	struct port *port;
-	unsigned int ret;
+	__poll_t ret;
 
 	port = filp->private_data;
 	poll_wait(filp, &port->waitqueue, wait);
diff --git a/drivers/char/xillybus/xillybus_core.c b/drivers/char/xillybus/xillybus_core.c
index b6c9cde..88e1cf4 100644
--- a/drivers/char/xillybus/xillybus_core.c
+++ b/drivers/char/xillybus/xillybus_core.c
@@ -1736,10 +1736,10 @@ static loff_t xillybus_llseek(struct file *filp, loff_t offset, int whence)
 	return pos;
 }
 
-static unsigned int xillybus_poll(struct file *filp, poll_table *wait)
+static __poll_t xillybus_poll(struct file *filp, poll_table *wait)
 {
 	struct xilly_channel *channel = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	unsigned long flags;
 
 	poll_wait(filp, &channel->endpoint->ep_wait, wait);
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 4f31359..12b62d0 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -157,7 +157,7 @@ static void dma_buf_poll_cb(struct dma_fence *fence, struct dma_fence_cb *cb)
 	spin_unlock_irqrestore(&dcb->poll->lock, flags);
 }
 
-static unsigned int dma_buf_poll(struct file *file, poll_table *poll)
+static __poll_t dma_buf_poll(struct file *file, poll_table *poll)
 {
 	struct dma_buf *dmabuf;
 	struct reservation_object *resv;
@@ -195,7 +195,7 @@ static unsigned int dma_buf_poll(struct file *file, poll_table *poll)
 
 	if (fence_excl && (!(events & POLLOUT) || shared_count == 0)) {
 		struct dma_buf_poll_cb_t *dcb = &dmabuf->cb_excl;
-		unsigned long pevents = POLLIN;
+		__poll_t pevents = POLLIN;
 
 		if (shared_count == 0)
 			pevents |= POLLOUT;
diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c
index 0383063..8e8c4a1 100644
--- a/drivers/dma-buf/sync_file.c
+++ b/drivers/dma-buf/sync_file.c
@@ -312,7 +312,7 @@ static int sync_file_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int sync_file_poll(struct file *file, poll_table *wait)
+static __poll_t sync_file_poll(struct file *file, poll_table *wait)
 {
 	struct sync_file *sync_file = file->private_data;
 
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index a301fcf..523391b 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -1784,10 +1784,10 @@ static int fw_device_op_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int fw_device_op_poll(struct file *file, poll_table * pt)
+static __poll_t fw_device_op_poll(struct file *file, poll_table * pt)
 {
 	struct client *client = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &client->wait, pt);
 
diff --git a/drivers/firewire/nosy.c b/drivers/firewire/nosy.c
index 180f0a9..fee2e9e 100644
--- a/drivers/firewire/nosy.c
+++ b/drivers/firewire/nosy.c
@@ -328,11 +328,11 @@ nosy_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int
+static __poll_t
 nosy_poll(struct file *file, poll_table *pt)
 {
 	struct client *client = file->private_data;
-	unsigned int ret = 0;
+	__poll_t ret = 0;
 
 	poll_wait(file, &client->buffer.wait, pt);
 
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index aad84a6..46824c4 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -603,11 +603,11 @@ struct lineevent_state {
 	(GPIOEVENT_REQUEST_RISING_EDGE | \
 	GPIOEVENT_REQUEST_FALLING_EDGE)
 
-static unsigned int lineevent_poll(struct file *filep,
+static __poll_t lineevent_poll(struct file *filep,
 				   struct poll_table_struct *wait)
 {
 	struct lineevent_state *le = filep->private_data;
-	unsigned int events = 0;
+	__poll_t events = 0;
 
 	poll_wait(filep, &le->wait, wait);
 
diff --git a/drivers/gpu/drm/drm_file.c b/drivers/gpu/drm/drm_file.c
index b3c6e99..9a17bd3 100644
--- a/drivers/gpu/drm/drm_file.c
+++ b/drivers/gpu/drm/drm_file.c
@@ -559,10 +559,10 @@ EXPORT_SYMBOL(drm_read);
  *
  * Mask of POLL flags indicating the current status of the file.
  */
-unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait)
+__poll_t drm_poll(struct file *filp, struct poll_table_struct *wait)
 {
 	struct drm_file *file_priv = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(filp, &file_priv->event_wait, wait);
 
diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c
index 59ee808..d453756 100644
--- a/drivers/gpu/drm/i915/i915_perf.c
+++ b/drivers/gpu/drm/i915/i915_perf.c
@@ -2331,12 +2331,12 @@ static enum hrtimer_restart oa_poll_check_timer_cb(struct hrtimer *hrtimer)
  *
  * Returns: any poll events that are ready without sleeping
  */
-static unsigned int i915_perf_poll_locked(struct drm_i915_private *dev_priv,
+static __poll_t i915_perf_poll_locked(struct drm_i915_private *dev_priv,
 					  struct i915_perf_stream *stream,
 					  struct file *file,
 					  poll_table *wait)
 {
-	unsigned int events = 0;
+	__poll_t events = 0;
 
 	stream->ops->poll_wait(stream, file, wait);
 
@@ -2365,11 +2365,11 @@ static unsigned int i915_perf_poll_locked(struct drm_i915_private *dev_priv,
  *
  * Returns: any poll events that are ready without sleeping
  */
-static unsigned int i915_perf_poll(struct file *file, poll_table *wait)
+static __poll_t i915_perf_poll(struct file *file, poll_table *wait)
 {
 	struct i915_perf_stream *stream = file->private_data;
 	struct drm_i915_private *dev_priv = stream->dev_priv;
-	int ret;
+	__poll_t ret;
 
 	mutex_lock(&dev_priv->perf.lock);
 	ret = i915_perf_poll_locked(dev_priv, stream, file, wait);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 7e5f30e..d08753e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -713,7 +713,7 @@ extern int vmw_present_ioctl(struct drm_device *dev, void *data,
 			     struct drm_file *file_priv);
 extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
 				      struct drm_file *file_priv);
-extern unsigned int vmw_fops_poll(struct file *filp,
+extern __poll_t vmw_fops_poll(struct file *filp,
 				  struct poll_table_struct *wait);
 extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
 			     size_t count, loff_t *offset);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index 01be355..67f8446 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -412,7 +412,7 @@ int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
  * Wrapper around the drm_poll function that makes sure the device is
  * processing the fifo if drm_poll decides to wait.
  */
-unsigned int vmw_fops_poll(struct file *filp, struct poll_table_struct *wait)
+__poll_t vmw_fops_poll(struct file *filp, struct poll_table_struct *wait)
 {
 	struct drm_file *file_priv = filp->private_data;
 	struct vmw_private *dev_priv =
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index d35d6d2..dfd8d00 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -1266,7 +1266,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user *buf,
 	return ret_val;
 }
 
-static unsigned int vga_arb_fpoll(struct file *file, poll_table *wait)
+static __poll_t vga_arb_fpoll(struct file *file, poll_table *wait)
 {
 	pr_debug("%s\n", __func__);
 
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 5271db5..c783fd5 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -1179,7 +1179,7 @@ static ssize_t hid_debug_events_read(struct file *file, char __user *buffer,
 	return ret;
 }
 
-static unsigned int hid_debug_events_poll(struct file *file, poll_table *wait)
+static __poll_t hid_debug_events_poll(struct file *file, poll_table *wait)
 {
 	struct hid_debug_list *list = file->private_data;
 
diff --git a/drivers/hid/hid-roccat.c b/drivers/hid/hid-roccat.c
index fb77dec..b7e86ab 100644
--- a/drivers/hid/hid-roccat.c
+++ b/drivers/hid/hid-roccat.c
@@ -137,7 +137,7 @@ static ssize_t roccat_read(struct file *file, char __user *buffer,
 	return retval;
 }
 
-static unsigned int roccat_poll(struct file *file, poll_table *wait)
+static __poll_t roccat_poll(struct file *file, poll_table *wait)
 {
 	struct roccat_reader *reader = file->private_data;
 	poll_wait(file, &reader->device->wait, wait);
diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-sensor-custom.c
index 0bcf041..21ed6c5 100644
--- a/drivers/hid/hid-sensor-custom.c
+++ b/drivers/hid/hid-sensor-custom.c
@@ -702,11 +702,11 @@ static int hid_sensor_custom_open(struct inode *inode, struct file *file)
 	return nonseekable_open(inode, file);
 }
 
-static unsigned int hid_sensor_custom_poll(struct file *file,
+static __poll_t hid_sensor_custom_poll(struct file *file,
 					   struct poll_table_struct *wait)
 {
 	struct hid_sensor_custom *sensor_inst;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	sensor_inst = container_of(file->private_data,
 				   struct hid_sensor_custom, custom_dev);
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 5fbe0f8..be21021 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -249,7 +249,7 @@ static ssize_t hidraw_get_report(struct file *file, char __user *buffer, size_t
 	return ret;
 }
 
-static unsigned int hidraw_poll(struct file *file, poll_table *wait)
+static __poll_t hidraw_poll(struct file *file, poll_table *wait)
 {
 	struct hidraw_list *list = file->private_data;
 
diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c
index 6f819f1..fc43850 100644
--- a/drivers/hid/uhid.c
+++ b/drivers/hid/uhid.c
@@ -753,7 +753,7 @@ static ssize_t uhid_char_write(struct file *file, const char __user *buffer,
 	return ret ? ret : count;
 }
 
-static unsigned int uhid_char_poll(struct file *file, poll_table *wait)
+static __poll_t uhid_char_poll(struct file *file, poll_table *wait)
 {
 	struct uhid_device *uhid = file->private_data;
 
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index 7d749b1..0ff3e7e 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -422,7 +422,7 @@ static ssize_t hiddev_read(struct file * file, char __user * buffer, size_t coun
  * "poll" file op
  * No kernel lock - fine
  */
-static unsigned int hiddev_poll(struct file *file, poll_table *wait)
+static __poll_t hiddev_poll(struct file *file, poll_table *wait)
 {
 	struct hiddev_list *list = file->private_data;
 
diff --git a/drivers/hsi/clients/cmt_speech.c b/drivers/hsi/clients/cmt_speech.c
index 727f968..e6ad3de 100644
--- a/drivers/hsi/clients/cmt_speech.c
+++ b/drivers/hsi/clients/cmt_speech.c
@@ -1124,10 +1124,10 @@ static int cs_char_fasync(int fd, struct file *file, int on)
 	return 0;
 }
 
-static unsigned int cs_char_poll(struct file *file, poll_table *wait)
+static __poll_t cs_char_poll(struct file *file, poll_table *wait)
 {
 	struct cs_char *csdata = file->private_data;
-	unsigned int ret = 0;
+	__poll_t ret = 0;
 
 	poll_wait(file, &cs_char_data.wait, wait);
 	spin_lock_bh(&csdata->lock);
diff --git a/drivers/hv/hv_utils_transport.c b/drivers/hv/hv_utils_transport.c
index 4402a71..047959e 100644
--- a/drivers/hv/hv_utils_transport.c
+++ b/drivers/hv/hv_utils_transport.c
@@ -104,7 +104,7 @@ static ssize_t hvt_op_write(struct file *file, const char __user *buf,
 	return ret ? ret : count;
 }
 
-static unsigned int hvt_op_poll(struct file *file, poll_table *wait)
+static __poll_t hvt_op_poll(struct file *file, poll_table *wait)
 {
 	struct hvutil_transport *hvt;
 
diff --git a/drivers/iio/iio_core.h b/drivers/iio/iio_core.h
index 4c45488..c775fed 100644
--- a/drivers/iio/iio_core.h
+++ b/drivers/iio/iio_core.h
@@ -43,7 +43,7 @@ ssize_t iio_format_value(char *buf, unsigned int type, int size, int *vals);
 #ifdef CONFIG_IIO_BUFFER
 struct poll_table_struct;
 
-unsigned int iio_buffer_poll(struct file *filp,
+__poll_t iio_buffer_poll(struct file *filp,
 			     struct poll_table_struct *wait);
 ssize_t iio_buffer_read_first_n_outer(struct file *filp, char __user *buf,
 				      size_t n, loff_t *f_ps);
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index d2b4651..0bc2fe3 100644
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -169,7 +169,7 @@ ssize_t iio_buffer_read_first_n_outer(struct file *filp, char __user *buf,
  * Return: (POLLIN | POLLRDNORM) if data is available for reading
  *	   or 0 for other cases
  */
-unsigned int iio_buffer_poll(struct file *filp,
+__poll_t iio_buffer_poll(struct file *filp,
 			     struct poll_table_struct *wait)
 {
 	struct iio_dev *indio_dev = filp->private_data;
diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c
index 90fac8e..0bcf073 100644
--- a/drivers/iio/industrialio-event.c
+++ b/drivers/iio/industrialio-event.c
@@ -95,12 +95,12 @@ EXPORT_SYMBOL(iio_push_event);
  * Return: (POLLIN | POLLRDNORM) if data is available for reading
  *	   or a negative error code on failure
  */
-static unsigned int iio_event_poll(struct file *filep,
+static __poll_t iio_event_poll(struct file *filep,
 			     struct poll_table_struct *wait)
 {
 	struct iio_dev *indio_dev = filep->private_data;
 	struct iio_event_interface *ev_int = indio_dev->event_interface;
-	unsigned int events = 0;
+	__poll_t events = 0;
 
 	if (!indio_dev->info)
 		return events;
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c
index f2a7f62..f7adae0 100644
--- a/drivers/infiniband/core/ucm.c
+++ b/drivers/infiniband/core/ucm.c
@@ -1130,11 +1130,11 @@ static ssize_t ib_ucm_write(struct file *filp, const char __user *buf,
 	return result;
 }
 
-static unsigned int ib_ucm_poll(struct file *filp,
+static __poll_t ib_ucm_poll(struct file *filp,
 				struct poll_table_struct *wait)
 {
 	struct ib_ucm_file *file = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(filp, &file->poll_wait, wait);
 
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index eb85b54..e4be89d 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -1630,10 +1630,10 @@ static ssize_t ucma_write(struct file *filp, const char __user *buf,
 	return ret;
 }
 
-static unsigned int ucma_poll(struct file *filp, struct poll_table_struct *wait)
+static __poll_t ucma_poll(struct file *filp, struct poll_table_struct *wait)
 {
 	struct ucma_file *file = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(filp, &file->poll_wait, wait);
 
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index 4b64dd0..0c32d10 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -617,12 +617,12 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf,
 	return ret;
 }
 
-static unsigned int ib_umad_poll(struct file *filp, struct poll_table_struct *wait)
+static __poll_t ib_umad_poll(struct file *filp, struct poll_table_struct *wait)
 {
 	struct ib_umad_file *file = filp->private_data;
 
 	/* we will always be able to post a MAD send */
-	unsigned int mask = POLLOUT | POLLWRNORM;
+	__poll_t mask = POLLOUT | POLLWRNORM;
 
 	poll_wait(filp, &file->recv_wait, wait);
 
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 381fd9c..5f216ff 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -339,11 +339,11 @@ static ssize_t ib_uverbs_comp_event_read(struct file *filp, char __user *buf,
 				    sizeof(struct ib_uverbs_comp_event_desc));
 }
 
-static unsigned int ib_uverbs_event_poll(struct ib_uverbs_event_queue *ev_queue,
+static __poll_t ib_uverbs_event_poll(struct ib_uverbs_event_queue *ev_queue,
 					 struct file *filp,
 					 struct poll_table_struct *wait)
 {
-	unsigned int pollflags = 0;
+	__poll_t pollflags = 0;
 
 	poll_wait(filp, &ev_queue->poll_wait, wait);
 
@@ -355,13 +355,13 @@ static unsigned int ib_uverbs_event_poll(struct ib_uverbs_event_queue *ev_queue,
 	return pollflags;
 }
 
-static unsigned int ib_uverbs_async_event_poll(struct file *filp,
+static __poll_t ib_uverbs_async_event_poll(struct file *filp,
 					       struct poll_table_struct *wait)
 {
 	return ib_uverbs_event_poll(filp->private_data, filp, wait);
 }
 
-static unsigned int ib_uverbs_comp_event_poll(struct file *filp,
+static __poll_t ib_uverbs_comp_event_poll(struct file *filp,
 					      struct poll_table_struct *wait)
 {
 	struct ib_uverbs_completion_event_file *comp_ev_file =
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 7750a9c..8208624 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -74,7 +74,7 @@
 static int hfi1_file_open(struct inode *inode, struct file *fp);
 static int hfi1_file_close(struct inode *inode, struct file *fp);
 static ssize_t hfi1_write_iter(struct kiocb *kiocb, struct iov_iter *from);
-static unsigned int hfi1_poll(struct file *fp, struct poll_table_struct *pt);
+static __poll_t hfi1_poll(struct file *fp, struct poll_table_struct *pt);
 static int hfi1_file_mmap(struct file *fp, struct vm_area_struct *vma);
 
 static u64 kvirt_to_phys(void *addr);
@@ -102,8 +102,8 @@ static int allocate_ctxt(struct hfi1_filedata *fd, struct hfi1_devdata *dd,
 			 struct hfi1_user_info *uinfo,
 			 struct hfi1_ctxtdata **cd);
 static void deallocate_ctxt(struct hfi1_ctxtdata *uctxt);
-static unsigned int poll_urgent(struct file *fp, struct poll_table_struct *pt);
-static unsigned int poll_next(struct file *fp, struct poll_table_struct *pt);
+static __poll_t poll_urgent(struct file *fp, struct poll_table_struct *pt);
+static __poll_t poll_next(struct file *fp, struct poll_table_struct *pt);
 static int user_event_ack(struct hfi1_ctxtdata *uctxt, u16 subctxt,
 			  unsigned long arg);
 static int set_ctxt_pkey(struct hfi1_ctxtdata *uctxt, unsigned long arg);
@@ -607,10 +607,10 @@ static int vma_fault(struct vm_fault *vmf)
 	return 0;
 }
 
-static unsigned int hfi1_poll(struct file *fp, struct poll_table_struct *pt)
+static __poll_t hfi1_poll(struct file *fp, struct poll_table_struct *pt)
 {
 	struct hfi1_ctxtdata *uctxt;
-	unsigned pollflag;
+	__poll_t pollflag;
 
 	uctxt = ((struct hfi1_filedata *)fp->private_data)->uctxt;
 	if (!uctxt)
@@ -1425,13 +1425,13 @@ static int user_exp_rcv_invalid(struct hfi1_filedata *fd, unsigned long arg,
 	return ret;
 }
 
-static unsigned int poll_urgent(struct file *fp,
+static __poll_t poll_urgent(struct file *fp,
 				struct poll_table_struct *pt)
 {
 	struct hfi1_filedata *fd = fp->private_data;
 	struct hfi1_ctxtdata *uctxt = fd->uctxt;
 	struct hfi1_devdata *dd = uctxt->dd;
-	unsigned pollflag;
+	__poll_t pollflag;
 
 	poll_wait(fp, &uctxt->wait, pt);
 
@@ -1448,13 +1448,13 @@ static unsigned int poll_urgent(struct file *fp,
 	return pollflag;
 }
 
-static unsigned int poll_next(struct file *fp,
+static __poll_t poll_next(struct file *fp,
 			      struct poll_table_struct *pt)
 {
 	struct hfi1_filedata *fd = fp->private_data;
 	struct hfi1_ctxtdata *uctxt = fd->uctxt;
 	struct hfi1_devdata *dd = uctxt->dd;
-	unsigned pollflag;
+	__poll_t pollflag;
 
 	poll_wait(fp, &uctxt->wait, pt);
 
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index 2d6a191..b67df63 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -58,7 +58,7 @@ static int qib_open(struct inode *, struct file *);
 static int qib_close(struct inode *, struct file *);
 static ssize_t qib_write(struct file *, const char __user *, size_t, loff_t *);
 static ssize_t qib_write_iter(struct kiocb *, struct iov_iter *);
-static unsigned int qib_poll(struct file *, struct poll_table_struct *);
+static __poll_t qib_poll(struct file *, struct poll_table_struct *);
 static int qib_mmapf(struct file *, struct vm_area_struct *);
 
 /*
@@ -1092,12 +1092,12 @@ static int qib_mmapf(struct file *fp, struct vm_area_struct *vma)
 	return ret;
 }
 
-static unsigned int qib_poll_urgent(struct qib_ctxtdata *rcd,
+static __poll_t qib_poll_urgent(struct qib_ctxtdata *rcd,
 				    struct file *fp,
 				    struct poll_table_struct *pt)
 {
 	struct qib_devdata *dd = rcd->dd;
-	unsigned pollflag;
+	__poll_t pollflag;
 
 	poll_wait(fp, &rcd->wait, pt);
 
@@ -1114,12 +1114,12 @@ static unsigned int qib_poll_urgent(struct qib_ctxtdata *rcd,
 	return pollflag;
 }
 
-static unsigned int qib_poll_next(struct qib_ctxtdata *rcd,
+static __poll_t qib_poll_next(struct qib_ctxtdata *rcd,
 				  struct file *fp,
 				  struct poll_table_struct *pt)
 {
 	struct qib_devdata *dd = rcd->dd;
-	unsigned pollflag;
+	__poll_t pollflag;
 
 	poll_wait(fp, &rcd->wait, pt);
 
@@ -1135,10 +1135,10 @@ static unsigned int qib_poll_next(struct qib_ctxtdata *rcd,
 	return pollflag;
 }
 
-static unsigned int qib_poll(struct file *fp, struct poll_table_struct *pt)
+static __poll_t qib_poll(struct file *fp, struct poll_table_struct *pt)
 {
 	struct qib_ctxtdata *rcd;
-	unsigned pollflag;
+	__poll_t pollflag;
 
 	rcd = ctxt_fp(fp);
 	if (!rcd)
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 9255714..0193dd4 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -635,11 +635,11 @@ static ssize_t evdev_read(struct file *file, char __user *buffer,
 }
 
 /* No kernel lock - fine */
-static unsigned int evdev_poll(struct file *file, poll_table *wait)
+static __poll_t evdev_poll(struct file *file, poll_table *wait)
 {
 	struct evdev_client *client = file->private_data;
 	struct evdev *evdev = client->evdev;
-	unsigned int mask;
+	__poll_t mask;
 
 	poll_wait(file, &evdev->wait, wait);
 
diff --git a/drivers/input/input.c b/drivers/input/input.c
index e30642d..0d0b2ab 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1048,7 +1048,7 @@ static inline void input_wakeup_procfs_readers(void)
 	wake_up(&input_devices_poll_wait);
 }
 
-static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait)
+static __poll_t input_proc_devices_poll(struct file *file, poll_table *wait)
 {
 	poll_wait(file, &input_devices_poll_wait, wait);
 	if (file->f_version != input_devices_state) {
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 7b29a89..fe32555 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -436,7 +436,7 @@ static ssize_t joydev_read(struct file *file, char __user *buf,
 }
 
 /* No kernel lock - fine */
-static unsigned int joydev_poll(struct file *file, poll_table *wait)
+static __poll_t joydev_poll(struct file *file, poll_table *wait)
 {
 	struct joydev_client *client = file->private_data;
 	struct joydev *joydev = client->joydev;
diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index 1c8c56e..9c3f7ec 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -408,7 +408,7 @@ static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf,
 	return retval;
 }
 
-static unsigned int hp_sdc_rtc_poll(struct file *file, poll_table *wait)
+static __poll_t hp_sdc_rtc_poll(struct file *file, poll_table *wait)
 {
         unsigned long l;
 
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 39ddd9a..91df0df 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -694,7 +694,7 @@ static ssize_t uinput_read(struct file *file, char __user *buffer,
 	return retval;
 }
 
-static unsigned int uinput_poll(struct file *file, poll_table *wait)
+static __poll_t uinput_poll(struct file *file, poll_table *wait)
 {
 	struct uinput_device *udev = file->private_data;
 
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index 2d7f691..731d84a 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -757,11 +757,11 @@ static ssize_t mousedev_read(struct file *file, char __user *buffer,
 }
 
 /* No kernel lock - fine */
-static unsigned int mousedev_poll(struct file *file, poll_table *wait)
+static __poll_t mousedev_poll(struct file *file, poll_table *wait)
 {
 	struct mousedev_client *client = file->private_data;
 	struct mousedev *mousedev = client->mousedev;
-	unsigned int mask;
+	__poll_t mask;
 
 	poll_wait(file, &mousedev->wait, wait);
 
diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c
index 516f9fe..fccf55a 100644
--- a/drivers/input/serio/serio_raw.c
+++ b/drivers/input/serio/serio_raw.c
@@ -239,11 +239,11 @@ static ssize_t serio_raw_write(struct file *file, const char __user *buffer,
 	return retval;
 }
 
-static unsigned int serio_raw_poll(struct file *file, poll_table *wait)
+static __poll_t serio_raw_poll(struct file *file, poll_table *wait)
 {
 	struct serio_raw_client *client = file->private_data;
 	struct serio_raw *serio_raw = client->serio_raw;
-	unsigned int mask;
+	__poll_t mask;
 
 	poll_wait(file, &serio_raw->wait, wait);
 
diff --git a/drivers/input/serio/userio.c b/drivers/input/serio/userio.c
index df1fd41..a63de06 100644
--- a/drivers/input/serio/userio.c
+++ b/drivers/input/serio/userio.c
@@ -248,7 +248,7 @@ static ssize_t userio_char_write(struct file *file, const char __user *buffer,
 	return error ?: count;
 }
 
-static unsigned int userio_char_poll(struct file *file, poll_table *wait)
+static __poll_t userio_char_poll(struct file *file, poll_table *wait)
 {
 	struct userio_device *userio = file->private_data;
 
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index dde8f46..e268811 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -724,11 +724,11 @@ capi_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos
 	return count;
 }
 
-static unsigned int
+static __poll_t
 capi_poll(struct file *file, poll_table *wait)
 {
 	struct capidev *cdev = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	if (!cdev->ap.applid)
 		return POLLERR;
diff --git a/drivers/isdn/divert/divert_procfs.c b/drivers/isdn/divert/divert_procfs.c
index 1c5dc34..34b7704 100644
--- a/drivers/isdn/divert/divert_procfs.c
+++ b/drivers/isdn/divert/divert_procfs.c
@@ -119,10 +119,10 @@ isdn_divert_write(struct file *file, const char __user *buf, size_t count, loff_
 /***************************************/
 /* select routines for various kernels */
 /***************************************/
-static unsigned int
+static __poll_t
 isdn_divert_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &(rd_queue), wait);
 	/* mask = POLLOUT | POLLWRNORM; */
diff --git a/drivers/isdn/hardware/eicon/divamnt.c b/drivers/isdn/hardware/eicon/divamnt.c
index 72e58bf..70f1610 100644
--- a/drivers/isdn/hardware/eicon/divamnt.c
+++ b/drivers/isdn/hardware/eicon/divamnt.c
@@ -98,9 +98,9 @@ void diva_os_get_time(dword *sec, dword *usec)
 /*
  * device node operations
  */
-static unsigned int maint_poll(struct file *file, poll_table *wait)
+static __poll_t maint_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &msgwaitq, wait);
 	mask = POLLOUT | POLLWRNORM;
diff --git a/drivers/isdn/hardware/eicon/divasi.c b/drivers/isdn/hardware/eicon/divasi.c
index 0033d74..da5cc5a 100644
--- a/drivers/isdn/hardware/eicon/divasi.c
+++ b/drivers/isdn/hardware/eicon/divasi.c
@@ -74,7 +74,7 @@ static ssize_t um_idi_read(struct file *file, char __user *buf, size_t count,
 			   loff_t *offset);
 static ssize_t um_idi_write(struct file *file, const char __user *buf,
 			    size_t count, loff_t *offset);
-static unsigned int um_idi_poll(struct file *file, poll_table *wait);
+static __poll_t um_idi_poll(struct file *file, poll_table *wait);
 static int um_idi_open(struct inode *inode, struct file *file);
 static int um_idi_release(struct inode *inode, struct file *file);
 static int remove_entity(void *entity);
@@ -365,7 +365,7 @@ um_idi_write(struct file *file, const char __user *buf, size_t count,
 	return (ret);
 }
 
-static unsigned int um_idi_poll(struct file *file, poll_table *wait)
+static __poll_t um_idi_poll(struct file *file, poll_table *wait)
 {
 	diva_um_idi_os_context_t *p_os;
 
diff --git a/drivers/isdn/hardware/eicon/divasmain.c b/drivers/isdn/hardware/eicon/divasmain.c
index b2023e0..fbc788e 100644
--- a/drivers/isdn/hardware/eicon/divasmain.c
+++ b/drivers/isdn/hardware/eicon/divasmain.c
@@ -650,7 +650,7 @@ static ssize_t divas_read(struct file *file, char __user *buf,
 	return (ret);
 }
 
-static unsigned int divas_poll(struct file *file, poll_table *wait)
+static __poll_t divas_poll(struct file *file, poll_table *wait)
 {
 	if (!file->private_data) {
 		return (POLLERR);
diff --git a/drivers/isdn/hardware/eicon/divasproc.c b/drivers/isdn/hardware/eicon/divasproc.c
index b57efd6..3478f6f 100644
--- a/drivers/isdn/hardware/eicon/divasproc.c
+++ b/drivers/isdn/hardware/eicon/divasproc.c
@@ -99,7 +99,7 @@ divas_write(struct file *file, const char __user *buf, size_t count, loff_t *off
 	return (-ENODEV);
 }
 
-static unsigned int divas_poll(struct file *file, poll_table *wait)
+static __poll_t divas_poll(struct file *file, poll_table *wait)
 {
 	return (POLLERR);
 }
diff --git a/drivers/isdn/hysdn/hysdn_proclog.c b/drivers/isdn/hysdn/hysdn_proclog.c
index aaca0b3..6abea69 100644
--- a/drivers/isdn/hysdn/hysdn_proclog.c
+++ b/drivers/isdn/hysdn/hysdn_proclog.c
@@ -281,10 +281,10 @@ hysdn_log_close(struct inode *ino, struct file *filep)
 /*************************************************/
 /* select/poll routine to be able using select() */
 /*************************************************/
-static unsigned int
+static __poll_t
 hysdn_log_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	hysdn_card *card = PDE_DATA(file_inode(file));
 	struct procdata *pd = card->proclog;
 
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 8b03d61..0521c32 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -1227,10 +1227,10 @@ isdn_write(struct file *file, const char __user *buf, size_t count, loff_t *off)
 	return retval;
 }
 
-static unsigned int
+static __poll_t
 isdn_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	unsigned int minor = iminor(file_inode(file));
 	int drvidx = isdn_minor2drv(minor - ISDN_MINOR_CTRL);
 
diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
index e07aefb..5788431 100644
--- a/drivers/isdn/i4l/isdn_ppp.c
+++ b/drivers/isdn/i4l/isdn_ppp.c
@@ -685,10 +685,10 @@ isdn_ppp_ioctl(int min, struct file *file, unsigned int cmd, unsigned long arg)
 	return 0;
 }
 
-unsigned int
+__poll_t
 isdn_ppp_poll(struct file *file, poll_table *wait)
 {
-	u_int mask;
+	__poll_t mask;
 	struct ippp_buf_queue *bf, *bl;
 	u_long flags;
 	struct ippp_struct *is;
diff --git a/drivers/isdn/i4l/isdn_ppp.h b/drivers/isdn/i4l/isdn_ppp.h
index 4e9b893..34b8a2c 100644
--- a/drivers/isdn/i4l/isdn_ppp.h
+++ b/drivers/isdn/i4l/isdn_ppp.h
@@ -23,7 +23,7 @@ extern int isdn_ppp_autodial_filter(struct sk_buff *, isdn_net_local *);
 extern int isdn_ppp_xmit(struct sk_buff *, struct net_device *);
 extern void isdn_ppp_receive(isdn_net_dev *, isdn_net_local *, struct sk_buff *);
 extern int isdn_ppp_dev_ioctl(struct net_device *, struct ifreq *, int);
-extern unsigned int isdn_ppp_poll(struct file *, struct poll_table_struct *);
+extern __poll_t isdn_ppp_poll(struct file *, struct poll_table_struct *);
 extern int isdn_ppp_ioctl(int, struct file *, unsigned int, unsigned long);
 extern void isdn_ppp_release(int, struct file *);
 extern int isdn_ppp_dial_slave(char *);
diff --git a/drivers/isdn/mISDN/timerdev.c b/drivers/isdn/mISDN/timerdev.c
index c50a343..f4272d4 100644
--- a/drivers/isdn/mISDN/timerdev.c
+++ b/drivers/isdn/mISDN/timerdev.c
@@ -141,11 +141,11 @@ mISDN_read(struct file *filep, char __user *buf, size_t count, loff_t *off)
 	return ret;
 }
 
-static unsigned int
+static __poll_t
 mISDN_poll(struct file *filep, poll_table *wait)
 {
 	struct mISDNtimerdev	*dev = filep->private_data;
-	unsigned int		mask = POLLERR;
+	__poll_t		mask = POLLERR;
 
 	if (*debug & DEBUG_TIMER)
 		printk(KERN_DEBUG "%s(%p, %p)\n", __func__, filep, wait);
diff --git a/drivers/leds/uleds.c b/drivers/leds/uleds.c
index 5e9e8a1..5beacab 100644
--- a/drivers/leds/uleds.c
+++ b/drivers/leds/uleds.c
@@ -176,7 +176,7 @@ static ssize_t uleds_read(struct file *file, char __user *buffer, size_t count,
 	return retval;
 }
 
-static unsigned int uleds_poll(struct file *file, poll_table *wait)
+static __poll_t uleds_poll(struct file *file, poll_table *wait)
 {
 	struct uleds_device *udev = file->private_data;
 
diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index 899ec1f..346e6f5 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -1245,10 +1245,10 @@ static ssize_t smu_read(struct file *file, char __user *buf,
 	return -EBADFD;
 }
 
-static unsigned int smu_fpoll(struct file *file, poll_table *wait)
+static __poll_t smu_fpoll(struct file *file, poll_table *wait)
 {
 	struct smu_private *pp = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	unsigned long flags;
 
 	if (pp == 0)
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index c4c2b3b..e8b29fc 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -2157,11 +2157,11 @@ pmu_write(struct file *file, const char __user *buf,
 	return 0;
 }
 
-static unsigned int
+static __poll_t
 pmu_fpoll(struct file *filp, poll_table *wait)
 {
 	struct pmu_private *pp = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	unsigned long flags;
 	
 	if (pp == 0)
diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c
index 93f3d4d..f84730d 100644
--- a/drivers/mailbox/mailbox-test.c
+++ b/drivers/mailbox/mailbox-test.c
@@ -235,7 +235,7 @@ static ssize_t mbox_test_message_read(struct file *filp, char __user *userbuf,
 	return ret;
 }
 
-static unsigned int
+static __poll_t
 mbox_test_message_poll(struct file *filp, struct poll_table_struct *wait)
 {
 	struct mbox_test_device *tdev = filp->private_data;
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index e52676f..3f6791a 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1929,10 +1929,10 @@ static int dm_release(struct inode *inode, struct file *filp)
 	return 0;
 }
 
-static unsigned dm_poll(struct file *filp, poll_table *wait)
+static __poll_t dm_poll(struct file *filp, poll_table *wait)
 {
 	struct dm_file *priv = filp->private_data;
-	unsigned mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(filp, &dm_global_eventq, wait);
 
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 41c050b..e638d71 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -7869,10 +7869,10 @@ static int md_seq_open(struct inode *inode, struct file *file)
 }
 
 static int md_unloading;
-static unsigned int mdstat_poll(struct file *filp, poll_table *wait)
+static __poll_t mdstat_poll(struct file *filp, poll_table *wait)
 {
 	struct seq_file *seq = filp->private_data;
-	int mask;
+	__poll_t mask;
 
 	if (md_unloading)
 		return POLLIN|POLLRDNORM|POLLERR|POLLPRI;
diff --git a/drivers/misc/cxl/api.c b/drivers/misc/cxl/api.c
index 7c11bad..753b1a6 100644
--- a/drivers/misc/cxl/api.c
+++ b/drivers/misc/cxl/api.c
@@ -427,7 +427,7 @@ int cxl_fd_mmap(struct file *file, struct vm_area_struct *vm)
 	return afu_mmap(file, vm);
 }
 EXPORT_SYMBOL_GPL(cxl_fd_mmap);
-unsigned int cxl_fd_poll(struct file *file, struct poll_table_struct *poll)
+__poll_t cxl_fd_poll(struct file *file, struct poll_table_struct *poll)
 {
 	return afu_poll(file, poll);
 }
diff --git a/drivers/misc/cxl/cxl.h b/drivers/misc/cxl/cxl.h
index e46a406..a798c2c 100644
--- a/drivers/misc/cxl/cxl.h
+++ b/drivers/misc/cxl/cxl.h
@@ -1081,7 +1081,7 @@ int afu_open(struct inode *inode, struct file *file);
 int afu_release(struct inode *inode, struct file *file);
 long afu_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
 int afu_mmap(struct file *file, struct vm_area_struct *vm);
-unsigned int afu_poll(struct file *file, struct poll_table_struct *poll);
+__poll_t afu_poll(struct file *file, struct poll_table_struct *poll);
 ssize_t afu_read(struct file *file, char __user *buf, size_t count, loff_t *off);
 extern const struct file_operations afu_fops;
 
diff --git a/drivers/misc/cxl/file.c b/drivers/misc/cxl/file.c
index 76c0b0c..90341cc 100644
--- a/drivers/misc/cxl/file.c
+++ b/drivers/misc/cxl/file.c
@@ -354,10 +354,10 @@ static inline bool ctx_event_pending(struct cxl_context *ctx)
 	return false;
 }
 
-unsigned int afu_poll(struct file *file, struct poll_table_struct *poll)
+__poll_t afu_poll(struct file *file, struct poll_table_struct *poll)
 {
 	struct cxl_context *ctx = file->private_data;
-	int mask = 0;
+	__poll_t mask = 0;
 	unsigned long flags;
 
 
diff --git a/drivers/misc/hpilo.c b/drivers/misc/hpilo.c
index 097e309..95ce3e8 100644
--- a/drivers/misc/hpilo.c
+++ b/drivers/misc/hpilo.c
@@ -514,7 +514,7 @@ static ssize_t ilo_write(struct file *fp, const char __user *buf,
 	return err ? -EFAULT : len;
 }
 
-static unsigned int ilo_poll(struct file *fp, poll_table *wait)
+static __poll_t ilo_poll(struct file *fp, poll_table *wait)
 {
 	struct ccb_data *data = fp->private_data;
 	struct ccb *driver_ccb = &data->driver_ccb;
diff --git a/drivers/misc/lis3lv02d/lis3lv02d.c b/drivers/misc/lis3lv02d/lis3lv02d.c
index 8d53609..e49888e 100644
--- a/drivers/misc/lis3lv02d/lis3lv02d.c
+++ b/drivers/misc/lis3lv02d/lis3lv02d.c
@@ -651,7 +651,7 @@ static ssize_t lis3lv02d_misc_read(struct file *file, char __user *buf,
 	return retval;
 }
 
-static unsigned int lis3lv02d_misc_poll(struct file *file, poll_table *wait)
+static __poll_t lis3lv02d_misc_poll(struct file *file, poll_table *wait)
 {
 	struct lis3lv02d *lis3 = container_of(file->private_data,
 					      struct lis3lv02d, miscdev);
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
index 4f70464..505b710 100644
--- a/drivers/misc/mei/main.c
+++ b/drivers/misc/mei/main.c
@@ -542,12 +542,12 @@ static long mei_compat_ioctl(struct file *file,
  *
  * Return: poll mask
  */
-static unsigned int mei_poll(struct file *file, poll_table *wait)
+static __poll_t mei_poll(struct file *file, poll_table *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct mei_cl *cl = file->private_data;
 	struct mei_device *dev;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	bool notify_en;
 
 	if (WARN_ON(!cl || !cl->dev))
diff --git a/drivers/misc/mic/scif/scif_api.c b/drivers/misc/mic/scif/scif_api.c
index ddc9e4b..8a3e48e 100644
--- a/drivers/misc/mic/scif/scif_api.c
+++ b/drivers/misc/mic/scif/scif_api.c
@@ -1311,10 +1311,10 @@ static inline void _scif_poll_wait(struct file *f, wait_queue_head_t *wq,
 	spin_lock(&ep->lock);
 }
 
-unsigned int
+__poll_t
 __scif_pollfd(struct file *f, poll_table *wait, struct scif_endpt *ep)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	dev_dbg(scif_info.mdev.this_device,
 		"SCIFAPI pollfd: ep %p %s\n", ep, scif_ep_states[ep->state]);
@@ -1389,7 +1389,8 @@ scif_poll(struct scif_pollepd *ufds, unsigned int nfds, long timeout_msecs)
 {
 	struct poll_wqueues table;
 	poll_table *pt;
-	int i, mask, count = 0, timed_out = timeout_msecs == 0;
+	int i, count = 0, timed_out = timeout_msecs == 0;
+	__poll_t mask;
 	u64 timeout = timeout_msecs < 0 ? MAX_SCHEDULE_TIMEOUT
 		: msecs_to_jiffies(timeout_msecs);
 
diff --git a/drivers/misc/mic/scif/scif_epd.h b/drivers/misc/mic/scif/scif_epd.h
index 1771d7a..f39b663 100644
--- a/drivers/misc/mic/scif/scif_epd.h
+++ b/drivers/misc/mic/scif/scif_epd.h
@@ -203,7 +203,7 @@ void scif_clientrcvd(struct scif_dev *scifdev, struct scifmsg *msg);
 int __scif_connect(scif_epd_t epd, struct scif_port_id *dst, bool non_block);
 int __scif_flush(scif_epd_t epd);
 int scif_mmap(struct vm_area_struct *vma, scif_epd_t epd);
-unsigned int __scif_pollfd(struct file *f, poll_table *wait,
+__poll_t __scif_pollfd(struct file *f, poll_table *wait,
 			   struct scif_endpt *ep);
 int __scif_pin_pages(void *addr, size_t len, int *out_prot,
 		     int map_flags, scif_pinned_pages_t *pages);
diff --git a/drivers/misc/mic/scif/scif_fd.c b/drivers/misc/mic/scif/scif_fd.c
index f7e8261..5c2a57a 100644
--- a/drivers/misc/mic/scif/scif_fd.c
+++ b/drivers/misc/mic/scif/scif_fd.c
@@ -41,7 +41,7 @@ static int scif_fdmmap(struct file *f, struct vm_area_struct *vma)
 	return scif_mmap(vma, priv);
 }
 
-static unsigned int scif_fdpoll(struct file *f, poll_table *wait)
+static __poll_t scif_fdpoll(struct file *f, poll_table *wait)
 {
 	struct scif_endpt *priv = f->private_data;
 
diff --git a/drivers/misc/mic/vop/vop_vringh.c b/drivers/misc/mic/vop/vop_vringh.c
index fed992e..4120ed8 100644
--- a/drivers/misc/mic/vop/vop_vringh.c
+++ b/drivers/misc/mic/vop/vop_vringh.c
@@ -1023,10 +1023,10 @@ static long vop_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
  * in the card->host (TX) path, when userspace is unblocked by poll it
  * must drain all available descriptors or it can stall.
  */
-static unsigned int vop_poll(struct file *f, poll_table *wait)
+static __poll_t vop_poll(struct file *f, poll_table *wait)
 {
 	struct vop_vdev *vdev = f->private_data;
-	int mask = 0;
+	__poll_t mask = 0;
 
 	mutex_lock(&vdev->vdev_mutex);
 	if (vop_vdev_inited(vdev)) {
diff --git a/drivers/misc/phantom.c b/drivers/misc/phantom.c
index 3075492..8fa68cf 100644
--- a/drivers/misc/phantom.c
+++ b/drivers/misc/phantom.c
@@ -256,10 +256,10 @@ static int phantom_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int phantom_poll(struct file *file, poll_table *wait)
+static __poll_t phantom_poll(struct file *file, poll_table *wait)
 {
 	struct phantom_device *dev = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	pr_debug("phantom_poll: %d\n", atomic_read(&dev->counter));
 	poll_wait(file, &dev->wait, wait);
diff --git a/drivers/misc/vmw_vmci/vmci_host.c b/drivers/misc/vmw_vmci/vmci_host.c
index 8a16a26..6640e76 100644
--- a/drivers/misc/vmw_vmci/vmci_host.c
+++ b/drivers/misc/vmw_vmci/vmci_host.c
@@ -166,11 +166,11 @@ static int vmci_host_close(struct inode *inode, struct file *filp)
  * This is used to wake up the VMX when a VMCI call arrives, or
  * to wake up select() or poll() at the next clock tick.
  */
-static unsigned int vmci_host_poll(struct file *filp, poll_table *wait)
+static __poll_t vmci_host_poll(struct file *filp, poll_table *wait)
 {
 	struct vmci_host_dev *vmci_host_dev = filp->private_data;
 	struct vmci_ctx *context = vmci_host_dev->context;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	if (vmci_host_dev->ct_type == VMCIOBJ_CONTEXT) {
 		/* Check for VMCI calls to this VM context. */
diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c
index 7900ed0..e412dfd 100644
--- a/drivers/net/ieee802154/ca8210.c
+++ b/drivers/net/ieee802154/ca8210.c
@@ -2638,12 +2638,12 @@ static long ca8210_test_int_ioctl(
  *
  * Return: set of poll return flags
  */
-static unsigned int ca8210_test_int_poll(
+static __poll_t ca8210_test_int_poll(
 	struct file *filp,
 	struct poll_table_struct *ptable
 )
 {
-	unsigned int return_flags = 0;
+	__poll_t return_flags = 0;
 	struct ca8210_priv *priv = filp->private_data;
 
 	poll_wait(filp, &priv->test.readq, ptable);
diff --git a/drivers/net/ppp/ppp_async.c b/drivers/net/ppp/ppp_async.c
index 1b28e6e..bdc4d23 100644
--- a/drivers/net/ppp/ppp_async.c
+++ b/drivers/net/ppp/ppp_async.c
@@ -334,7 +334,7 @@ ppp_asynctty_ioctl(struct tty_struct *tty, struct file *file,
 }
 
 /* No kernel lock - fine */
-static unsigned int
+static __poll_t
 ppp_asynctty_poll(struct tty_struct *tty, struct file *file, poll_table *wait)
 {
 	return 0;
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index d8e5747..4227232 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -531,10 +531,10 @@ static ssize_t ppp_write(struct file *file, const char __user *buf,
 }
 
 /* No kernel lock - fine */
-static unsigned int ppp_poll(struct file *file, poll_table *wait)
+static __poll_t ppp_poll(struct file *file, poll_table *wait)
 {
 	struct ppp_file *pf = file->private_data;
-	unsigned int mask;
+	__poll_t mask;
 
 	if (!pf)
 		return 0;
diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c
index 7196f00..047f6c6 100644
--- a/drivers/net/ppp/ppp_synctty.c
+++ b/drivers/net/ppp/ppp_synctty.c
@@ -327,7 +327,7 @@ ppp_synctty_ioctl(struct tty_struct *tty, struct file *file,
 }
 
 /* No kernel lock - fine */
-static unsigned int
+static __poll_t
 ppp_sync_poll(struct tty_struct *tty, struct file *file, poll_table *wait)
 {
 	return 0;
diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index e9489b8..c4e91c7 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -572,10 +572,10 @@ static int tap_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int tap_poll(struct file *file, poll_table *wait)
+static __poll_t tap_poll(struct file *file, poll_table *wait)
 {
 	struct tap_queue *q = file->private_data;
-	unsigned int mask = POLLERR;
+	__poll_t mask = POLLERR;
 
 	if (!q)
 		goto out;
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 9574900..130b049 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1248,12 +1248,12 @@ static void tun_net_init(struct net_device *dev)
 /* Character device part */
 
 /* Poll */
-static unsigned int tun_chr_poll(struct file *file, poll_table *wait)
+static __poll_t tun_chr_poll(struct file *file, poll_table *wait)
 {
 	struct tun_file *tfile = file->private_data;
 	struct tun_struct *tun = tun_get(tfile);
 	struct sock *sk;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	if (!tun)
 		return POLLERR;
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index 6ea1626..f6b000d 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -924,7 +924,7 @@ static int chrdev_tx_done(struct channel_data *chan, int size)
 	return 1;
 }
 
-static unsigned int cosa_poll(struct file *file, poll_table *poll)
+static __poll_t cosa_poll(struct file *file, poll_table *poll)
 {
 	pr_info("cosa_poll is here\n");
 	return 0;
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c b/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c
index f4fdad2..72c55d1 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c
@@ -301,7 +301,7 @@ static ssize_t rt2x00debug_read_queue_dump(struct file *file,
 	return status;
 }
 
-static unsigned int rt2x00debug_poll_queue_dump(struct file *file,
+static __poll_t rt2x00debug_poll_queue_dump(struct file *file,
 						poll_table *wait)
 {
 	struct rt2x00debug_intf *intf = file->private_data;
diff --git a/drivers/pci/switch/switchtec.c b/drivers/pci/switch/switchtec.c
index 730cc89..fab143a 100644
--- a/drivers/pci/switch/switchtec.c
+++ b/drivers/pci/switch/switchtec.c
@@ -510,11 +510,11 @@ static ssize_t switchtec_dev_read(struct file *filp, char __user *data,
 		return -EBADMSG;
 }
 
-static unsigned int switchtec_dev_poll(struct file *filp, poll_table *wait)
+static __poll_t switchtec_dev_poll(struct file *filp, poll_table *wait)
 {
 	struct switchtec_user *stuser = filp->private_data;
 	struct switchtec_dev *stdev = stuser->stdev;
-	int ret = 0;
+	__poll_t ret = 0;
 
 	poll_wait(filp, &stuser->comp.wait, wait);
 	poll_wait(filp, &stdev->event_wq, wait);
diff --git a/drivers/platform/chrome/cros_ec_debugfs.c b/drivers/platform/chrome/cros_ec_debugfs.c
index 4cc66f4..603fa8b 100644
--- a/drivers/platform/chrome/cros_ec_debugfs.c
+++ b/drivers/platform/chrome/cros_ec_debugfs.c
@@ -191,11 +191,11 @@ static ssize_t cros_ec_console_log_read(struct file *file, char __user *buf,
 	return ret;
 }
 
-static unsigned int cros_ec_console_log_poll(struct file *file,
+static __poll_t cros_ec_console_log_poll(struct file *file,
 					     poll_table *wait)
 {
 	struct cros_ec_debugfs *debug_info = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &debug_info->log_wq, wait);
 
diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c
index 0578d34..999f115 100644
--- a/drivers/platform/goldfish/goldfish_pipe.c
+++ b/drivers/platform/goldfish/goldfish_pipe.c
@@ -536,10 +536,10 @@ static ssize_t goldfish_pipe_write(struct file *filp,
 			/* is_write */ 1);
 }
 
-static unsigned int goldfish_pipe_poll(struct file *filp, poll_table *wait)
+static __poll_t goldfish_pipe_poll(struct file *filp, poll_table *wait)
 {
 	struct goldfish_pipe *pipe = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	int status;
 
 	poll_wait(filp, &pipe->wake_queue, wait);
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 9351218..a4fabf9 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -4124,7 +4124,7 @@ static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
 	return ret;
 }
 
-static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
+static __poll_t sonypi_misc_poll(struct file *file, poll_table *wait)
 {
 	poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
 	if (kfifo_len(&sonypi_compat.fifo))
diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
index 6eb0db3..1d42385 100644
--- a/drivers/pps/pps.c
+++ b/drivers/pps/pps.c
@@ -49,7 +49,7 @@ static DEFINE_IDR(pps_idr);
  * Char device methods
  */
 
-static unsigned int pps_cdev_poll(struct file *file, poll_table *wait)
+static __poll_t pps_cdev_poll(struct file *file, poll_table *wait)
 {
 	struct pps_device *pps = file->private_data;
 
diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c
index 58a97d4..a593b4c 100644
--- a/drivers/ptp/ptp_chardev.c
+++ b/drivers/ptp/ptp_chardev.c
@@ -280,7 +280,7 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg)
 	return err;
 }
 
-unsigned int ptp_poll(struct posix_clock *pc, struct file *fp, poll_table *wait)
+__poll_t ptp_poll(struct posix_clock *pc, struct file *fp, poll_table *wait)
 {
 	struct ptp_clock *ptp = container_of(pc, struct ptp_clock, clock);
 
diff --git a/drivers/ptp/ptp_private.h b/drivers/ptp/ptp_private.h
index b86f1bf..c7c62b7 100644
--- a/drivers/ptp/ptp_private.h
+++ b/drivers/ptp/ptp_private.h
@@ -90,7 +90,7 @@ int ptp_open(struct posix_clock *pc, fmode_t fmode);
 ssize_t ptp_read(struct posix_clock *pc,
 		 uint flags, char __user *buf, size_t cnt);
 
-uint ptp_poll(struct posix_clock *pc,
+__poll_t ptp_poll(struct posix_clock *pc,
 	      struct file *fp, poll_table *wait);
 
 /*
diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c
index ec4bc15..6092b3a 100644
--- a/drivers/rapidio/devices/rio_mport_cdev.c
+++ b/drivers/rapidio/devices/rio_mport_cdev.c
@@ -2319,7 +2319,7 @@ static int mport_cdev_mmap(struct file *filp, struct vm_area_struct *vma)
 	return ret;
 }
 
-static unsigned int mport_cdev_poll(struct file *filp, poll_table *wait)
+static __poll_t mport_cdev_poll(struct file *filp, poll_table *wait)
 {
 	struct mport_cdev_priv *priv = filp->private_data;
 
diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c
index b01774e..e540ca3 100644
--- a/drivers/rpmsg/qcom_smd.c
+++ b/drivers/rpmsg/qcom_smd.c
@@ -919,12 +919,12 @@ static int qcom_smd_trysend(struct rpmsg_endpoint *ept, void *data, int len)
 	return __qcom_smd_send(qsept->qsch, data, len, false);
 }
 
-static unsigned int qcom_smd_poll(struct rpmsg_endpoint *ept,
+static __poll_t qcom_smd_poll(struct rpmsg_endpoint *ept,
 				  struct file *filp, poll_table *wait)
 {
 	struct qcom_smd_endpoint *qsept = to_smd_endpoint(ept);
 	struct qcom_smd_channel *channel = qsept->qsch;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(filp, &channel->fblockread_event, wait);
 
diff --git a/drivers/rpmsg/rpmsg_char.c b/drivers/rpmsg/rpmsg_char.c
index e0996fc..e622fcd 100644
--- a/drivers/rpmsg/rpmsg_char.c
+++ b/drivers/rpmsg/rpmsg_char.c
@@ -256,10 +256,10 @@ static ssize_t rpmsg_eptdev_write(struct file *filp, const char __user *buf,
 	return ret < 0 ? ret : len;
 }
 
-static unsigned int rpmsg_eptdev_poll(struct file *filp, poll_table *wait)
+static __poll_t rpmsg_eptdev_poll(struct file *filp, poll_table *wait)
 {
 	struct rpmsg_eptdev *eptdev = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	if (!eptdev->ept)
 		return POLLERR;
diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c
index dffa3aa..5a08176 100644
--- a/drivers/rpmsg/rpmsg_core.c
+++ b/drivers/rpmsg/rpmsg_core.c
@@ -247,7 +247,7 @@ EXPORT_SYMBOL(rpmsg_trysendto);
  *
  * Returns mask representing the current state of the endpoint's send buffers
  */
-unsigned int rpmsg_poll(struct rpmsg_endpoint *ept, struct file *filp,
+__poll_t rpmsg_poll(struct rpmsg_endpoint *ept, struct file *filp,
 			poll_table *wait)
 {
 	if (WARN_ON(!ept))
diff --git a/drivers/rpmsg/rpmsg_internal.h b/drivers/rpmsg/rpmsg_internal.h
index 0cf9c7e..685aa70 100644
--- a/drivers/rpmsg/rpmsg_internal.h
+++ b/drivers/rpmsg/rpmsg_internal.h
@@ -71,7 +71,7 @@ struct rpmsg_endpoint_ops {
 	int (*trysendto)(struct rpmsg_endpoint *ept, void *data, int len, u32 dst);
 	int (*trysend_offchannel)(struct rpmsg_endpoint *ept, u32 src, u32 dst,
 			     void *data, int len);
-	unsigned int (*poll)(struct rpmsg_endpoint *ept, struct file *filp,
+	__poll_t (*poll)(struct rpmsg_endpoint *ept, struct file *filp,
 			     poll_table *wait);
 };
 
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index 215eac6..5a7b30d 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -194,7 +194,7 @@ rtc_dev_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
 	return ret;
 }
 
-static unsigned int rtc_dev_poll(struct file *file, poll_table *wait)
+static __poll_t rtc_dev_poll(struct file *file, poll_table *wait)
 {
 	struct rtc_device *rtc = file->private_data;
 	unsigned long data;
diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c
index a7917d4..0c075d1 100644
--- a/drivers/s390/block/dasd_eer.c
+++ b/drivers/s390/block/dasd_eer.c
@@ -661,9 +661,9 @@ static ssize_t dasd_eer_read(struct file *filp, char __user *buf,
 	return effective_count;
 }
 
-static unsigned int dasd_eer_poll(struct file *filp, poll_table *ptable)
+static __poll_t dasd_eer_poll(struct file *filp, poll_table *ptable)
 {
-	unsigned int mask;
+	__poll_t mask;
 	unsigned long flags;
 	struct eerbuffer *eerb;
 
diff --git a/drivers/s390/char/monreader.c b/drivers/s390/char/monreader.c
index 027ac6a..de7b169 100644
--- a/drivers/s390/char/monreader.c
+++ b/drivers/s390/char/monreader.c
@@ -428,7 +428,7 @@ static ssize_t mon_read(struct file *filp, char __user *data,
 	return count;
 }
 
-static unsigned int mon_poll(struct file *filp, struct poll_table_struct *p)
+static __poll_t mon_poll(struct file *filp, struct poll_table_struct *p)
 {
 	struct mon_private *monpriv = filp->private_data;
 
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index cc54bdb..2c8cfa2 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -7004,9 +7004,9 @@ static int megasas_mgmt_fasync(int fd, struct file *filep, int mode)
 /**
  * megasas_mgmt_poll -  char node "poll" entry point
  * */
-static unsigned int megasas_mgmt_poll(struct file *file, poll_table *wait)
+static __poll_t megasas_mgmt_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask;
+	__poll_t mask;
 	unsigned long flags;
 
 	poll_wait(file, &megasas_poll_wait, wait);
diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
index b4c374b..537de1b 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
@@ -534,7 +534,7 @@ _ctl_fasync(int fd, struct file *filep, int mode)
  * @wait -
  *
  */
-static unsigned int
+static __poll_t
 _ctl_poll(struct file *filep, poll_table *wait)
 {
 	struct MPT3SAS_ADAPTER *ioc;
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index f098877..c746c69 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1140,10 +1140,10 @@ static long sg_compat_ioctl(struct file *filp, unsigned int cmd_in, unsigned lon
 }
 #endif
 
-static unsigned int
+static __poll_t
 sg_poll(struct file *filp, poll_table * wait)
 {
-	unsigned int res = 0;
+	__poll_t res = 0;
 	Sg_device *sdp;
 	Sg_fd *sfp;
 	Sg_request *srp;
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index e19e395..491b54d 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2276,9 +2276,9 @@ static int comedi_mmap(struct file *file, struct vm_area_struct *vma)
 	return retval;
 }
 
-static unsigned int comedi_poll(struct file *file, poll_table *wait)
+static __poll_t comedi_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	struct comedi_file *cfp = file->private_data;
 	struct comedi_device *dev = cfp->dev;
 	struct comedi_subdevice *s, *s_read;
diff --git a/drivers/staging/most/aim-cdev/cdev.c b/drivers/staging/most/aim-cdev/cdev.c
index 1e5cbc8..69f5309 100644
--- a/drivers/staging/most/aim-cdev/cdev.c
+++ b/drivers/staging/most/aim-cdev/cdev.c
@@ -287,10 +287,10 @@ aim_read(struct file *filp, char __user *buf, size_t count, loff_t *offset)
 	return copied;
 }
 
-static unsigned int aim_poll(struct file *filp, poll_table *wait)
+static __poll_t aim_poll(struct file *filp, poll_table *wait)
 {
 	struct aim_channel *c = filp->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(filp, &c->wq, wait);
 
diff --git a/drivers/staging/most/aim-v4l2/video.c b/drivers/staging/most/aim-v4l2/video.c
index e074841..7783bc2 100644
--- a/drivers/staging/most/aim-v4l2/video.c
+++ b/drivers/staging/most/aim-v4l2/video.c
@@ -209,11 +209,11 @@ static ssize_t aim_vdev_read(struct file *filp, char __user *buf,
 	return ret;
 }
 
-static unsigned int aim_vdev_poll(struct file *filp, poll_table *wait)
+static __poll_t aim_vdev_poll(struct file *filp, poll_table *wait)
 {
 	struct aim_fh *fh = filp->private_data;
 	struct most_video_dev *mdev = fh->mdev;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	/* only wait if no data is available */
 	if (!data_ready(mdev))
diff --git a/drivers/staging/speakup/speakup_soft.c b/drivers/staging/speakup/speakup_soft.c
index d99daf6..585c6aa 100644
--- a/drivers/staging/speakup/speakup_soft.c
+++ b/drivers/staging/speakup/speakup_soft.c
@@ -326,10 +326,10 @@ static ssize_t softsynth_write(struct file *fp, const char __user *buf,
 	return count;
 }
 
-static unsigned int softsynth_poll(struct file *fp, struct poll_table_struct *wait)
+static __poll_t softsynth_poll(struct file *fp, struct poll_table_struct *wait)
 {
 	unsigned long flags;
-	int ret = 0;
+	__poll_t ret = 0;
 
 	poll_wait(fp, &speakup_event, wait);
 
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index 5131bdc..0edf4fc 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -2457,10 +2457,10 @@ static ssize_t gsmld_write(struct tty_struct *tty, struct file *file,
  *	Called without the kernel lock held - fine
  */
 
-static unsigned int gsmld_poll(struct tty_struct *tty, struct file *file,
+static __poll_t gsmld_poll(struct tty_struct *tty, struct file *file,
 							poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	struct gsm_mux *gsm = tty->disc_data;
 
 	poll_wait(file, &tty->read_wait, wait);
diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c
index eea7b6c..929434e 100644
--- a/drivers/tty/n_hdlc.c
+++ b/drivers/tty/n_hdlc.c
@@ -180,7 +180,7 @@ static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file,
 			    const unsigned char *buf, size_t nr);
 static int n_hdlc_tty_ioctl(struct tty_struct *tty, struct file *file,
 			    unsigned int cmd, unsigned long arg);
-static unsigned int n_hdlc_tty_poll(struct tty_struct *tty, struct file *filp,
+static __poll_t n_hdlc_tty_poll(struct tty_struct *tty, struct file *filp,
 				    poll_table *wait);
 static int n_hdlc_tty_open(struct tty_struct *tty);
 static void n_hdlc_tty_close(struct tty_struct *tty);
@@ -796,11 +796,11 @@ static int n_hdlc_tty_ioctl(struct tty_struct *tty, struct file *file,
  * to caller.
  * Returns a bit mask containing info on which ops will not block.
  */
-static unsigned int n_hdlc_tty_poll(struct tty_struct *tty, struct file *filp,
+static __poll_t n_hdlc_tty_poll(struct tty_struct *tty, struct file *filp,
 				    poll_table *wait)
 {
 	struct n_hdlc *n_hdlc = tty2n_hdlc (tty);
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	if (debuglevel >= DEBUG_LEVEL_INFO)	
 		printk("%s(%d)n_hdlc_tty_poll() called\n",__FILE__,__LINE__);
diff --git a/drivers/tty/n_r3964.c b/drivers/tty/n_r3964.c
index 30bb090..e81d3db 100644
--- a/drivers/tty/n_r3964.c
+++ b/drivers/tty/n_r3964.c
@@ -135,7 +135,7 @@ static ssize_t r3964_write(struct tty_struct *tty, struct file *file,
 static int r3964_ioctl(struct tty_struct *tty, struct file *file,
 		unsigned int cmd, unsigned long arg);
 static void r3964_set_termios(struct tty_struct *tty, struct ktermios *old);
-static unsigned int r3964_poll(struct tty_struct *tty, struct file *file,
+static __poll_t r3964_poll(struct tty_struct *tty, struct file *file,
 		struct poll_table_struct *wait);
 static void r3964_receive_buf(struct tty_struct *tty, const unsigned char *cp,
 		char *fp, int count);
@@ -1216,14 +1216,14 @@ static void r3964_set_termios(struct tty_struct *tty, struct ktermios *old)
 }
 
 /* Called without the kernel lock held - fine */
-static unsigned int r3964_poll(struct tty_struct *tty, struct file *file,
+static __poll_t r3964_poll(struct tty_struct *tty, struct file *file,
 			struct poll_table_struct *wait)
 {
 	struct r3964_info *pInfo = tty->disc_data;
 	struct r3964_client_info *pClient;
 	struct r3964_message *pMsg = NULL;
 	unsigned long flags;
-	int result = POLLOUT;
+	__poll_t result = POLLOUT;
 
 	TRACE_L("POLL");
 
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 427e0d5..081bbbb 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -2368,10 +2368,10 @@ static ssize_t n_tty_write(struct tty_struct *tty, struct file *file,
  *	Called without the kernel lock held - fine
  */
 
-static unsigned int n_tty_poll(struct tty_struct *tty, struct file *file,
+static __poll_t n_tty_poll(struct tty_struct *tty, struct file *file,
 							poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &tty->read_wait, wait);
 	poll_wait(file, &tty->write_wait, wait);
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 287f9a4..00d14d6 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -144,7 +144,7 @@ static ssize_t tty_read(struct file *, char __user *, size_t, loff_t *);
 static ssize_t tty_write(struct file *, const char __user *, size_t, loff_t *);
 ssize_t redirected_tty_write(struct file *, const char __user *,
 							size_t, loff_t *);
-static unsigned int tty_poll(struct file *, poll_table *);
+static __poll_t tty_poll(struct file *, poll_table *);
 static int tty_open(struct inode *, struct file *);
 long tty_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
 #ifdef CONFIG_COMPAT
@@ -443,7 +443,7 @@ static ssize_t hung_up_tty_write(struct file *file, const char __user *buf,
 }
 
 /* No kernel lock held - none needed ;) */
-static unsigned int hung_up_tty_poll(struct file *filp, poll_table *wait)
+static __poll_t hung_up_tty_poll(struct file *filp, poll_table *wait)
 {
 	return POLLIN | POLLOUT | POLLERR | POLLHUP | POLLRDNORM | POLLWRNORM;
 }
@@ -2055,7 +2055,7 @@ static int tty_open(struct inode *inode, struct file *filp)
  *	may be re-entered freely by other callers.
  */
 
-static unsigned int tty_poll(struct file *filp, poll_table *wait)
+static __poll_t tty_poll(struct file *filp, poll_table *wait)
 {
 	struct tty_struct *tty = file_tty(filp);
 	struct tty_ldisc *ld;
diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c
index 85b6634..3e64ccd 100644
--- a/drivers/tty/vt/vc_screen.c
+++ b/drivers/tty/vt/vc_screen.c
@@ -559,11 +559,11 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
 	return ret;
 }
 
-static unsigned int
+static __poll_t
 vcs_poll(struct file *file, poll_table *wait)
 {
 	struct vcs_poll_data *poll = vcs_poll_data_get(file);
-	int ret = DEFAULT_POLLMASK|POLLERR|POLLPRI;
+	__poll_t ret = DEFAULT_POLLMASK|POLLERR|POLLPRI;
 
 	if (poll) {
 		poll_wait(file, &poll->waitq, wait);
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index ff04b7f..85bc1aa 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -496,7 +496,7 @@ static int uio_release(struct inode *inode, struct file *filep)
 	return ret;
 }
 
-static unsigned int uio_poll(struct file *filep, poll_table *wait)
+static __poll_t uio_poll(struct file *filep, poll_table *wait)
 {
 	struct uio_listener *listener = filep->private_data;
 	struct uio_device *idev = listener->dev;
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 6c181a6..9627ea6 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -595,11 +595,11 @@ static int wdm_flush(struct file *file, fl_owner_t id)
 	return usb_translate_errors(desc->werr);
 }
 
-static unsigned int wdm_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t wdm_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct wdm_device *desc = file->private_data;
 	unsigned long flags;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	spin_lock_irqsave(&desc->iuspin, flags);
 	if (test_bit(WDM_DISCONNECTING, &desc->flags)) {
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index c454885..f45e887 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -469,9 +469,9 @@ static int usblp_release(struct inode *inode, struct file *file)
 }
 
 /* No kernel lock - fine */
-static unsigned int usblp_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t usblp_poll(struct file *file, struct poll_table_struct *wait)
 {
-	int ret;
+	__poll_t ret;
 	unsigned long flags;
 
 	struct usblp *usblp = file->private_data;
diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
index 0b8b0f3..7ea67a5 100644
--- a/drivers/usb/class/usbtmc.c
+++ b/drivers/usb/class/usbtmc.c
@@ -1257,10 +1257,10 @@ static int usbtmc_fasync(int fd, struct file *file, int on)
 	return fasync_helper(fd, file, on, &data->fasync);
 }
 
-static unsigned int usbtmc_poll(struct file *file, poll_table *wait)
+static __poll_t usbtmc_poll(struct file *file, poll_table *wait)
 {
 	struct usbtmc_device_data *data = file->private_data;
-	unsigned int mask;
+	__poll_t mask;
 
 	mutex_lock(&data->io_mutex);
 
diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c
index c2cf62b..e2cec44 100644
--- a/drivers/usb/core/devices.c
+++ b/drivers/usb/core/devices.c
@@ -622,7 +622,7 @@ static ssize_t usb_device_read(struct file *file, char __user *buf,
 }
 
 /* Kernel lock for "lastev" protection */
-static unsigned int usb_device_poll(struct file *file,
+static __poll_t usb_device_poll(struct file *file,
 				    struct poll_table_struct *wait)
 {
 	unsigned int event_count;
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 705c573..929a738 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -2568,11 +2568,11 @@ static long usbdev_compat_ioctl(struct file *file, unsigned int cmd,
 #endif
 
 /* No kernel lock - fine */
-static unsigned int usbdev_poll(struct file *file,
+static __poll_t usbdev_poll(struct file *file,
 				struct poll_table_struct *wait)
 {
 	struct usb_dev_state *ps = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &ps->wait, wait);
 	if (file->f_mode & FMODE_WRITE && !list_empty(&ps->async_completed))
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 97ea059..17efadd6 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -638,10 +638,10 @@ static long ffs_ep0_ioctl(struct file *file, unsigned code, unsigned long value)
 	return ret;
 }
 
-static unsigned int ffs_ep0_poll(struct file *file, poll_table *wait)
+static __poll_t ffs_ep0_poll(struct file *file, poll_table *wait)
 {
 	struct ffs_data *ffs = file->private_data;
-	unsigned int mask = POLLWRNORM;
+	__poll_t mask = POLLWRNORM;
 	int ret;
 
 	poll_wait(file, &ffs->ev.waitq, wait);
diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index daae353..a73efb1 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -413,10 +413,10 @@ static ssize_t f_hidg_write(struct file *file, const char __user *buffer,
 	return status;
 }
 
-static unsigned int f_hidg_poll(struct file *file, poll_table *wait)
+static __poll_t f_hidg_poll(struct file *file, poll_table *wait)
 {
 	struct f_hidg	*hidg  = file->private_data;
-	unsigned int	ret = 0;
+	__poll_t	ret = 0;
 
 	poll_wait(file, &hidg->read_queue, wait);
 	poll_wait(file, &hidg->write_queue, wait);
diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index dd607b9..453578c 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -680,12 +680,12 @@ printer_fsync(struct file *fd, loff_t start, loff_t end, int datasync)
 	return 0;
 }
 
-static unsigned int
+static __poll_t
 printer_poll(struct file *fd, poll_table *wait)
 {
 	struct printer_dev	*dev = fd->private_data;
 	unsigned long		flags;
-	int			status = 0;
+	__poll_t		status = 0;
 
 	mutex_lock(&dev->lock_printer_io);
 	spin_lock_irqsave(&dev->lock, flags);
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index 9343ec4..0569125 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -1209,11 +1209,11 @@ dev_release (struct inode *inode, struct file *fd)
 	return 0;
 }
 
-static unsigned int
+static __poll_t
 ep0_poll (struct file *fd, poll_table *wait)
 {
        struct dev_data         *dev = fd->private_data;
-       int                     mask = 0;
+       __poll_t                mask = 0;
 
 	if (dev->state <= STATE_DEV_OPENED)
 		return DEFAULT_POLLMASK;
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index ad31094..1fa00b35 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -677,10 +677,10 @@ static int iowarrior_release(struct inode *inode, struct file *file)
 	return retval;
 }
 
-static unsigned iowarrior_poll(struct file *file, poll_table * wait)
+static __poll_t iowarrior_poll(struct file *file, poll_table * wait)
 {
 	struct iowarrior *dev = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	if (!dev->present)
 		return POLLERR | POLLHUP;
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index 5c1a3b8..074398c 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -409,10 +409,10 @@ static int ld_usb_release(struct inode *inode, struct file *file)
 /**
  *	ld_usb_poll
  */
-static unsigned int ld_usb_poll(struct file *file, poll_table *wait)
+static __poll_t ld_usb_poll(struct file *file, poll_table *wait)
 {
 	struct ld_usb *dev;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	dev = file->private_data;
 
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index c5be6e9..941c450 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -224,7 +224,7 @@ static ssize_t tower_write	(struct file *file, const char __user *buffer, size_t
 static inline void tower_delete (struct lego_usb_tower *dev);
 static int tower_open		(struct inode *inode, struct file *file);
 static int tower_release	(struct inode *inode, struct file *file);
-static unsigned int tower_poll	(struct file *file, poll_table *wait);
+static __poll_t tower_poll	(struct file *file, poll_table *wait);
 static loff_t tower_llseek	(struct file *file, loff_t off, int whence);
 
 static void tower_abort_transfers (struct lego_usb_tower *dev);
@@ -509,10 +509,10 @@ static void tower_check_for_read_packet (struct lego_usb_tower *dev)
 /**
  *	tower_poll
  */
-static unsigned int tower_poll (struct file *file, poll_table *wait)
+static __poll_t tower_poll (struct file *file, poll_table *wait)
 {
 	struct lego_usb_tower *dev;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	dev = file->private_data;
 
diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c
index f6ae753..bc6fa66 100644
--- a/drivers/usb/mon/mon_bin.c
+++ b/drivers/usb/mon/mon_bin.c
@@ -1189,11 +1189,11 @@ static long mon_bin_compat_ioctl(struct file *file,
 }
 #endif /* CONFIG_COMPAT */
 
-static unsigned int
+static __poll_t
 mon_bin_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct mon_reader_bin *rp = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	unsigned long flags;
 
 	if (file->f_mode & FMODE_READ)
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 8d626d7..0ed445a 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -1353,7 +1353,7 @@ static ssize_t vhost_net_chr_write_iter(struct kiocb *iocb,
 	return vhost_chr_write_iter(dev, from);
 }
 
-static unsigned int vhost_net_chr_poll(struct file *file, poll_table *wait)
+static __poll_t vhost_net_chr_poll(struct file *file, poll_table *wait)
 {
 	struct vhost_net *n = file->private_data;
 	struct vhost_dev *dev = &n->dev;
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 7a897d2..3bbeabf 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -1057,10 +1057,10 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev,
 }
 EXPORT_SYMBOL(vhost_chr_write_iter);
 
-unsigned int vhost_chr_poll(struct file *file, struct vhost_dev *dev,
+__poll_t vhost_chr_poll(struct file *file, struct vhost_dev *dev,
 			    poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &dev->wait, wait);
 
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index d94245b..7876a3d 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -217,7 +217,7 @@ void vhost_enqueue_msg(struct vhost_dev *dev,
 		       struct vhost_msg_node *node);
 struct vhost_msg_node *vhost_dequeue_msg(struct vhost_dev *dev,
 					 struct list_head *head);
-unsigned int vhost_chr_poll(struct file *file, struct vhost_dev *dev,
+__poll_t vhost_chr_poll(struct file *file, struct vhost_dev *dev,
 			    poll_table *wait);
 ssize_t vhost_chr_read_iter(struct vhost_dev *dev, struct iov_iter *to,
 			    int noblock);
diff --git a/drivers/virt/fsl_hypervisor.c b/drivers/virt/fsl_hypervisor.c
index d70ad6d..b0597be 100644
--- a/drivers/virt/fsl_hypervisor.c
+++ b/drivers/virt/fsl_hypervisor.c
@@ -565,11 +565,11 @@ static irqreturn_t fsl_hv_state_change_isr(int irq, void *data)
 /*
  * Returns a bitmask indicating whether a read will block
  */
-static unsigned int fsl_hv_poll(struct file *filp, struct poll_table_struct *p)
+static __poll_t fsl_hv_poll(struct file *filp, struct poll_table_struct *p)
 {
 	struct doorbell_queue *dbq = filp->private_data;
 	unsigned long flags;
-	unsigned int mask;
+	__poll_t mask;
 
 	spin_lock_irqsave(&dbq->lock, flags);
 
diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c
index 9729a64..72c0416 100644
--- a/drivers/xen/evtchn.c
+++ b/drivers/xen/evtchn.c
@@ -621,9 +621,9 @@ static long evtchn_ioctl(struct file *file,
 	return rc;
 }
 
-static unsigned int evtchn_poll(struct file *file, poll_table *wait)
+static __poll_t evtchn_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = POLLOUT | POLLWRNORM;
+	__poll_t mask = POLLOUT | POLLWRNORM;
 	struct per_user_data *u = file->private_data;
 
 	poll_wait(file, &u->evtchn_wait, wait);
diff --git a/drivers/xen/mcelog.c b/drivers/xen/mcelog.c
index 6cc1c15..9ade533 100644
--- a/drivers/xen/mcelog.c
+++ b/drivers/xen/mcelog.c
@@ -139,7 +139,7 @@ static ssize_t xen_mce_chrdev_read(struct file *filp, char __user *ubuf,
 	return err ? err : buf - ubuf;
 }
 
-static unsigned int xen_mce_chrdev_poll(struct file *file, poll_table *wait)
+static __poll_t xen_mce_chrdev_poll(struct file *file, poll_table *wait)
 {
 	poll_wait(file, &xen_mce_chrdev_wait, wait);
 
diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c
index 40caa92..74c8549 100644
--- a/drivers/xen/pvcalls-front.c
+++ b/drivers/xen/pvcalls-front.c
@@ -878,7 +878,7 @@ int pvcalls_front_accept(struct socket *sock, struct socket *newsock, int flags)
 	return ret;
 }
 
-static unsigned int pvcalls_front_poll_passive(struct file *file,
+static __poll_t pvcalls_front_poll_passive(struct file *file,
 					       struct pvcalls_bedata *bedata,
 					       struct sock_mapping *map,
 					       poll_table *wait)
@@ -935,12 +935,12 @@ static unsigned int pvcalls_front_poll_passive(struct file *file,
 	return 0;
 }
 
-static unsigned int pvcalls_front_poll_active(struct file *file,
+static __poll_t pvcalls_front_poll_active(struct file *file,
 					      struct pvcalls_bedata *bedata,
 					      struct sock_mapping *map,
 					      poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	int32_t in_error, out_error;
 	struct pvcalls_data_intf *intf = map->active.ring;
 
@@ -958,12 +958,12 @@ static unsigned int pvcalls_front_poll_active(struct file *file,
 	return mask;
 }
 
-unsigned int pvcalls_front_poll(struct file *file, struct socket *sock,
+__poll_t pvcalls_front_poll(struct file *file, struct socket *sock,
 			       poll_table *wait)
 {
 	struct pvcalls_bedata *bedata;
 	struct sock_mapping *map;
-	int ret;
+	__poll_t ret;
 
 	pvcalls_enter();
 	if (!pvcalls_front_dev) {
diff --git a/drivers/xen/xenbus/xenbus_dev_frontend.c b/drivers/xen/xenbus/xenbus_dev_frontend.c
index f3b089b..e17ec3fc 100644
--- a/drivers/xen/xenbus/xenbus_dev_frontend.c
+++ b/drivers/xen/xenbus/xenbus_dev_frontend.c
@@ -645,7 +645,7 @@ static int xenbus_file_release(struct inode *inode, struct file *filp)
 	return 0;
 }
 
-static unsigned int xenbus_file_poll(struct file *file, poll_table *wait)
+static __poll_t xenbus_file_poll(struct file *file, poll_table *wait)
 {
 	struct xenbus_file_priv *u = file->private_data;