[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH] xen/arm32: __cmpxchg_mb should be marked always_inline
Currently __cmpxchg_mb is only marked inline. The compiler can decide to not inline this function. In this case, the call to __cmpxchg will be inlined but not optimised. This will result linking failure because of __bad_cmpxchg. Catched by clang 3.5. --- xen/include/asm-arm/arm32/cmpxchg.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/xen/include/asm-arm/arm32/cmpxchg.h b/xen/include/asm-arm/arm32/cmpxchg.h index 70c6090..3f4e7a1 100644 --- a/xen/include/asm-arm/arm32/cmpxchg.h +++ b/xen/include/asm-arm/arm32/cmpxchg.h @@ -112,8 +112,9 @@ static always_inline unsigned long __cmpxchg( return oldval; } -static inline unsigned long __cmpxchg_mb(volatile void *ptr, unsigned long old, - unsigned long new, int size) +static always_inline unsigned long __cmpxchg_mb(volatile void *ptr, + unsigned long old, + unsigned long new, int size) { unsigned long ret; -- 1.7.10.4 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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