netdev: ehea: bcmc_regs semaphore to mutex
Convert the ehea_bcmc_regs.lock to a mutex.
Signed-off-by: Daniel Walker <dwalker@mvista.com>
Cc: Christoph Raisch <raisch@de.ibm.com>
Cc: Jan-Bernd Themann <themann@de.ibm.com>
Cc: Thomas Klein <tklein@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
index f07af2c..b5c8eb9 100644
--- a/drivers/net/ehea/ehea.h
+++ b/drivers/net/ehea/ehea.h
@@ -434,7 +434,7 @@
struct ehea_bcmc_reg_array {
struct ehea_bcmc_reg_entry *arr;
int num_entries;
- struct semaphore lock;
+ struct mutex lock;
};
#define EHEA_PORT_UP 1
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index 0cfc7e2..73dd6f9 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -1759,7 +1759,7 @@
memcpy(dev->dev_addr, mac_addr->sa_data, dev->addr_len);
- down(&ehea_bcmc_regs.lock);
+ mutex_lock(&ehea_bcmc_regs.lock);
/* Deregister old MAC in pHYP */
ret = ehea_broadcast_reg_helper(port, H_DEREG_BCMC);
@@ -1777,7 +1777,7 @@
out_upregs:
ehea_update_bcmc_registrations();
- up(&ehea_bcmc_regs.lock);
+ mutex_unlock(&ehea_bcmc_regs.lock);
out_free:
kfree(cb0);
out:
@@ -1939,7 +1939,7 @@
}
ehea_promiscuous(dev, 0);
- down(&ehea_bcmc_regs.lock);
+ mutex_lock(&ehea_bcmc_regs.lock);
if (dev->flags & IFF_ALLMULTI) {
ehea_allmulti(dev, 1);
@@ -1970,7 +1970,7 @@
}
out:
ehea_update_bcmc_registrations();
- up(&ehea_bcmc_regs.lock);
+ mutex_unlock(&ehea_bcmc_regs.lock);
return;
}
@@ -2491,7 +2491,7 @@
}
}
- down(&ehea_bcmc_regs.lock);
+ mutex_lock(&ehea_bcmc_regs.lock);
ret = ehea_broadcast_reg_helper(port, H_REG_BCMC);
if (ret) {
@@ -2514,7 +2514,7 @@
ehea_info("Failed starting %s. ret=%i", dev->name, ret);
ehea_update_bcmc_registrations();
- up(&ehea_bcmc_regs.lock);
+ mutex_unlock(&ehea_bcmc_regs.lock);
ehea_update_firmware_handles();
mutex_unlock(&ehea_fw_handles.lock);
@@ -2569,7 +2569,7 @@
mutex_lock(&ehea_fw_handles.lock);
- down(&ehea_bcmc_regs.lock);
+ mutex_lock(&ehea_bcmc_regs.lock);
ehea_drop_multicast_list(dev);
ehea_broadcast_reg_helper(port, H_DEREG_BCMC);
@@ -2578,7 +2578,7 @@
port->state = EHEA_PORT_DOWN;
ehea_update_bcmc_registrations();
- up(&ehea_bcmc_regs.lock);
+ mutex_unlock(&ehea_bcmc_regs.lock);
ret = ehea_clean_all_portres(port);
if (ret)
@@ -3545,7 +3545,7 @@
memset(&ehea_bcmc_regs, 0, sizeof(ehea_bcmc_regs));
mutex_init(&ehea_fw_handles.lock);
- sema_init(&ehea_bcmc_regs.lock, 1);
+ mutex_init(&ehea_bcmc_regs.lock);
ret = check_module_parm();
if (ret)