2018-08-30 22:36:59

by Igor Stoppa

[permalink] [raw]
Subject: [PATCH 04/23] mips: bug: add unlikely() to BUG_ON()

Add a hint to the compiler that probably it won't be necessary to BUG()

Signed-off-by: Igor Stoppa <[email protected]>
Cc: David Daney <[email protected]>
Cc: Ralf Baechle <[email protected]>
Cc: Paul Burton <[email protected]>
Cc: James Hogan <[email protected]>
---
arch/mips/include/asm/bug.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/mips/include/asm/bug.h b/arch/mips/include/asm/bug.h
index 745dc160a069..02101b54aec2 100644
--- a/arch/mips/include/asm/bug.h
+++ b/arch/mips/include/asm/bug.h
@@ -31,7 +31,7 @@ static inline void __BUG_ON(unsigned long condition)
: : "r" (condition), "i" (BRK_BUG));
}

-#define BUG_ON(C) __BUG_ON((unsigned long)(C))
+#define BUG_ON(C) __BUG_ON(unlikely((unsigned long)(C)))

#define HAVE_ARCH_BUG_ON

--
2.17.1