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x86: 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> 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/1369577426-26721-9-git-send-email-mst@redhat.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
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@ -235,7 +235,7 @@ extern long __copy_user_nocache(void *dst, const void __user *src,
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static inline int
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__copy_from_user_nocache(void *dst, const void __user *src, unsigned size)
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{
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might_sleep();
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might_fault();
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return __copy_user_nocache(dst, src, size, 1);
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}
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