diff options
| author |   Andrey Ryabinin <aryabinin@virtuozzo.com> | 2016-12-12 16:44:14 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-12 18:55:08 -0800 |
| commit | 0f110a9b956c1678b53986b003d59794604807ba (patch) | |
| tree | 40eacc1d921bc657bf080cba6073d961b9e2fa77 /kernel | |
| parent | mm: add vfree_atomic() (diff) | |
| download | linux-dev-0f110a9b956c1678b53986b003d59794604807ba.tar.xz linux-dev-0f110a9b956c1678b53986b003d59794604807ba.zip | |
kernel/fork: use vfree_atomic() to free thread stack
vfree() is going to use sleeping lock. Thread stack freed in atomic
context, therefore we must use vfree_atomic() here.
Link: http://lkml.kernel.org/r/1479474236-4139-6-git-send-email-hch@lst.de
Signed-off-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Joel Fernandes <joelaf@google.com>
Cc: Jisheng Zhang <jszhang@marvell.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: John Dias <joaodias@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/fork.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 7ffa16033ded..00492b22adfe 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -229,7 +229,7 @@ static inline void free_thread_stack(struct task_struct *tsk) } local_irq_restore(flags); - vfree(tsk->stack); + vfree_atomic(tsk->stack); return; } #endif |