diff options
| author | Andrey Ryabinin <[email protected]> | 2016-12-12 16:44:14 -0800 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2016-12-12 18:55:08 -0800 |
| commit | 0f110a9b956c1678b53986b003d59794604807ba (patch) | |
| tree | 40eacc1d921bc657bf080cba6073d961b9e2fa77 | |
| parent | bf22e37a641327e34681b7b6959d9646e3886770 (diff) | |
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/[email protected]
Signed-off-by: Andrey Ryabinin <[email protected]>
Signed-off-by: Christoph Hellwig <[email protected]>
Cc: Joel Fernandes <[email protected]>
Cc: Jisheng Zhang <[email protected]>
Cc: Chris Wilson <[email protected]>
Cc: John Dias <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: "H. Peter Anvin" <[email protected]>
Cc: Ingo Molnar <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
| -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 |