[PATCH] drivers/block: fix-up schedule_timeout() usage
Use schedule_timeout_{un,}interruptible() instead of
set_current_state()/schedule_timeout() to reduce kernel size.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Cc: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 418b146..28f2c17 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1713,10 +1713,9 @@
for (i = 20 * HZ; i > 0; i--) {
done = hba[ctlr]->access.command_completed(hba[ctlr]);
- if (done == FIFO_EMPTY) {
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
- } else
+ if (done == FIFO_EMPTY)
+ schedule_timeout_uninterruptible(1);
+ else
return (done);
}
/* Invalid address to tell caller we ran out of time */
diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c
index 7289f67..ac5ba46 100644
--- a/drivers/block/paride/pcd.c
+++ b/drivers/block/paride/pcd.c
@@ -516,8 +516,7 @@
static void pcd_sleep(int cs)
{
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(cs);
+ schedule_timeout_interruptible(cs);
}
static int pcd_reset(struct pcd_unit *cd)
diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c
index 060b1f2..711d2f3 100644
--- a/drivers/block/paride/pf.c
+++ b/drivers/block/paride/pf.c
@@ -507,8 +507,7 @@
static void pf_sleep(int cs)
{
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(cs);
+ schedule_timeout_interruptible(cs);
}
/* the ATAPI standard actually specifies the contents of all 7 registers
diff --git a/drivers/block/paride/pg.c b/drivers/block/paride/pg.c
index 84d8e29..b398239 100644
--- a/drivers/block/paride/pg.c
+++ b/drivers/block/paride/pg.c
@@ -276,8 +276,7 @@
static void pg_sleep(int cs)
{
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(cs);
+ schedule_timeout_interruptible(cs);
}
static int pg_wait(struct pg *dev, int go, int stop, unsigned long tmo, char *msg)
diff --git a/drivers/block/paride/pt.c b/drivers/block/paride/pt.c
index 5fe8ee8..d8d3523 100644
--- a/drivers/block/paride/pt.c
+++ b/drivers/block/paride/pt.c
@@ -383,8 +383,7 @@
static void pt_sleep(int cs)
{
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(cs);
+ schedule_timeout_interruptible(cs);
}
static int pt_poll_dsc(struct pt_unit *tape, int pause, int tmo, char *msg)
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c
index e5f7494..e425ad3 100644
--- a/drivers/block/swim3.c
+++ b/drivers/block/swim3.c
@@ -834,8 +834,7 @@
break;
}
swim3_select(fs, RELAX);
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(1);
+ schedule_timeout_interruptible(1);
if (swim3_readbit(fs, DISK_IN) == 0)
break;
}
@@ -906,8 +905,7 @@
break;
}
swim3_select(fs, RELAX);
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(1);
+ schedule_timeout_interruptible(1);
}
if (err == 0 && (swim3_readbit(fs, SEEK_COMPLETE) == 0
|| swim3_readbit(fs, DISK_IN) == 0))
@@ -992,8 +990,7 @@
if (signal_pending(current))
break;
swim3_select(fs, RELAX);
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(1);
+ schedule_timeout_interruptible(1);
}
ret = swim3_readbit(fs, SEEK_COMPLETE) == 0
|| swim3_readbit(fs, DISK_IN) == 0;
diff --git a/drivers/block/swim_iop.c b/drivers/block/swim_iop.c
index a1283f6..89e3c2f 100644
--- a/drivers/block/swim_iop.c
+++ b/drivers/block/swim_iop.c
@@ -338,8 +338,7 @@
err = -EINTR;
break;
}
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(1);
+ schedule_timeout_interruptible(1);
}
release_drive(fs);
return cmd->error;
diff --git a/drivers/block/xd.c b/drivers/block/xd.c
index 2c6d342..68b6d7b 100644
--- a/drivers/block/xd.c
+++ b/drivers/block/xd.c
@@ -530,10 +530,8 @@
int success;
xdc_busy = 1;
- while ((success = ((inb(port) & mask) != flags)) && time_before(jiffies, expiry)) {
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
- }
+ while ((success = ((inb(port) & mask) != flags)) && time_before(jiffies, expiry))
+ schedule_timeout_uninterruptible(1);
xdc_busy = 0;
return (success);
}