From 016be2e55d98aee0b97b94b200d6e0e110c8392a Mon Sep 17 00:00:00 2001 From: "Michael S. Tsirkin" Date: Sun, 26 May 2013 17:31:55 +0300 Subject: [PATCH] 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 Signed-off-by: Peter Zijlstra Cc: Linus Torvalds Cc: Andrew Morton Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1369577426-26721-9-git-send-email-mst@redhat.com Signed-off-by: Ingo Molnar --- arch/x86/include/asm/uaccess_64.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h index 142810c457dc..4f7923dd0007 100644 --- a/arch/x86/include/asm/uaccess_64.h +++ b/arch/x86/include/asm/uaccess_64.h @@ -235,7 +235,7 @@ extern long __copy_user_nocache(void *dst, const void __user *src, static inline int __copy_from_user_nocache(void *dst, const void __user *src, unsigned size) { - might_sleep(); + might_fault(); return __copy_user_nocache(dst, src, size, 1); } -- 2.39.5