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| author |   Tony Lindgren <tony@atomide.com> | 2015-09-14 13:42:11 -0700 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-09-14 13:42:11 -0700 |
| commit | 7168e947291f0ead07e5638b4599fb7845288b69 (patch) | |
| tree | b39cdf02f6d2282eeb91696d4a1c7ddb6afb0e38 /include/linux/compiler.h | |
| parent | ARM: omap2plus_defconfig: Enable MUSB DMA support (diff) | |
| parent | ARM: dts: Fixup model name for HP t410 dts (diff) | |
| download | wireguard-linux-7168e947291f0ead07e5638b4599fb7845288b69.tar.xz wireguard-linux-7168e947291f0ead07e5638b4599fb7845288b69.zip | |
Merge branch 'fixes-rc1' into omap-for-v4.3/fixes
Diffstat (limited to '')
| -rw-r--r-- | include/linux/compiler.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/compiler.h b/include/linux/compiler.h index e08a6ae7c0a4..c836eb2dc44d 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -252,7 +252,12 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s ({ union { typeof(x) __val; char __c[1]; } __u; __read_once_size(&(x), __u.__c, sizeof(x)); __u.__val; }) #define WRITE_ONCE(x, val) \ - ({ union { typeof(x) __val; char __c[1]; } __u = { .__val = (val) }; __write_once_size(&(x), __u.__c, sizeof(x)); __u.__val; }) +({ \ + union { typeof(x) __val; char __c[1]; } __u = \ + { .__val = (__force typeof(x)) (val) }; \ + __write_once_size(&(x), __u.__c, sizeof(x)); \ + __u.__val; \ +}) /** * READ_ONCE_CTRL - Read a value heading a control dependency |