The patch titled
Subject: ipc,sem: use current->state helpers
has been added to the -mm tree. Its filename is
ipcsem-use-current-state-helpers.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/ipcsem-use-current-state-helpers.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/ipcsem-use-current-state-helpers.patch
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------------------------------------------------------
From: Davidlohr Bueso <dave@xxxxxxxxxxxx>
Subject: ipc,sem: use current->state helpers
Call __set_current_state() instead of assigning the new state directly.
These interfaces also aid CONFIG_DEBUG_ATOMIC_SLEEP environments, keeping
track of who changed the state.
Signed-off-by: Davidlohr Bueso <dbueso@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
ipc/sem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN ipc/sem.c~ipcsem-use-current-state-helpers ipc/sem.c
--- a/ipc/sem.c~ipcsem-use-current-state-helpers
+++ a/ipc/sem.c
@@ -1941,7 +1941,7 @@ SYSCALL_DEFINE4(semtimedop, int, semid,
queue.sleeper = current;
sleep_again:
- current->state = TASK_INTERRUPTIBLE;
+ __set_current_state(TASK_INTERRUPTIBLE);
sem_unlock(sma, locknum);
rcu_read_unlock();
_
Patches currently in -mm which might be from dave@xxxxxxxxxxxx are
origin.patch
linux-next.patch
ipcsem-use-current-state-helpers.patch
jbd-drop-jbd_enosys-debug.patch
signal-use-current-state-helpers.patch
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