The patch titled
kthread: call wake_up_process() without the lock being held
has been removed from the -mm tree. Its filename was
kthread-call-wake_up_process-without-the-lock-being-held.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: kthread: call wake_up_process() without the lock being held
From: Dmitry Adamushko <dmitry.adamushko@xxxxxxxxx>
>From the POV of synchronization, there should be no need to call
wake_up_process() with the 'kthread_create_lock' being held.
Signed-off-by: Dmitry Adamushko <dmitry.adamushko@xxxxxxxxx>
Cc: Nick Piggin <nickpiggin@xxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
Cc: "Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Andy Whitcroft <apw@xxxxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/kthread.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN kernel/kthread.c~kthread-call-wake_up_process-without-the-lock-being-held kernel/kthread.c
--- a/kernel/kthread.c~kthread-call-wake_up_process-without-the-lock-being-held
+++ a/kernel/kthread.c
@@ -144,9 +144,9 @@ struct task_struct *kthread_create(int (
spin_lock(&kthread_create_lock);
list_add_tail(&create.list, &kthread_create_list);
- wake_up_process(kthreadd_task);
spin_unlock(&kthread_create_lock);
+ wake_up_process(kthreadd_task);
wait_for_completion(&create.done);
if (!IS_ERR(create.result)) {
_
Patches currently in -mm which might be from dmitry.adamushko@xxxxxxxxx are
origin.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
