Messages in this thread Patch in this message | | | Date | Tue, 28 May 2013 06:23:18 -0700 | From | "tip-bot for Michael S. Tsirkin" <> | Subject | [tip:sched/mm] tile: uaccess s/might_sleep/might_fault/ |
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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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