The patch titled
Subject: kernel/fork: use vfree_atomic() to free thread stack
has been removed from the -mm tree. Its filename was
kernel-fork-use-vfree_atomic-to-free-thread-stack.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>
Subject: 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@xxxxxx
Signed-off-by: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Cc: Joel Fernandes <joelaf@xxxxxxxxxx>
Cc: Jisheng Zhang <jszhang@xxxxxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: John Dias <joaodias@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/fork.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN kernel/fork.c~kernel-fork-use-vfree_atomic-to-free-thread-stack kernel/fork.c
--- a/kernel/fork.c~kernel-fork-use-vfree_atomic-to-free-thread-stack
+++ a/kernel/fork.c
@@ -229,7 +229,7 @@ static inline void free_thread_stack(str
}
local_irq_restore(flags);
- vfree(tsk->stack);
+ vfree_atomic(tsk->stack);
return;
}
#endif
_
Patches currently in -mm which might be from aryabinin@xxxxxxxxxxxxx are
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