[PATCH] mm: 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>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 5ec8da1..ac3bf33 100644 (file)
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -300,6 +300,5 @@ retry:
         * Give "p" a good chance of killing itself before we
         * retry to allocate memory.
         */
         * Give "p" a good chance of killing itself before we
         * retry to allocate memory.
         */

-       __set_current_state(TASK_INTERRUPTIBLE);
-       schedule_timeout(1);
+       schedule_timeout_interruptible(1);

 }
 }

diff --git a/mm/swapfile.c b/mm/swapfile.c
index 4b6e8bf..0184f51 100644 (file)
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -1153,8 +1153,7 @@ asmlinkage long sys_swapoff(const char __user * specialfile)
        p->highest_bit = 0;             /* cuts scans short */
        while (p->flags >= SWP_SCANNING) {
                spin_unlock(&swap_lock);
        p->highest_bit = 0;             /* cuts scans short */
        while (p->flags >= SWP_SCANNING) {
                spin_unlock(&swap_lock);

-               set_current_state(TASK_UNINTERRUPTIBLE);
-               schedule_timeout(1);
+               schedule_timeout_uninterruptible(1);

                spin_lock(&swap_lock);
        }
 
                spin_lock(&swap_lock);
        }