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Subject[tip:sched/mm] tile: uaccess s/might_sleep/might_fault/
Commit-ID:  f8abe86cc4fbd4ba083fd151b88e02fb3ce88b9c
Gitweb: http://git.kernel.org/tip/f8abe86cc4fbd4ba083fd151b88e02fb3ce88b9c
Author: Michael S. Tsirkin <mst@redhat.com>
AuthorDate: Sun, 26 May 2013 17:31:48 +0300
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Tue, 28 May 2013 09:41:09 +0200

tile: uaccess s/might_sleep/might_fault/

The only reason uaccess routines might sleep
is if they fault. Make this explicit.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Chris Metcalf <cmetcalf@tilera.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1369577426-26721-8-git-send-email-mst@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/tile/include/asm/uaccess.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/tile/include/asm/uaccess.h b/arch/tile/include/asm/uaccess.h
index 8a082bc..e4d44bd 100644
--- a/arch/tile/include/asm/uaccess.h
+++ b/arch/tile/include/asm/uaccess.h
@@ -442,7 +442,7 @@ extern unsigned long __copy_in_user_inatomic(
static inline unsigned long __must_check
__copy_in_user(void __user *to, const void __user *from, unsigned long n)
{
- might_sleep();
+ might_fault();
return __copy_in_user_inatomic(to, from, n);
}


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