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authorLinus Torvalds <torvalds@linux-foundation.org>2019-06-03 14:45:48 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-06-03 14:45:48 -0700
commit788a024921c48985939f8241c1ff862a7374d8f9 (patch)
treedafa4cb2a3d59eabe2e3c00c55da4c479ef7314b /arch/arc/include
parent66be4e66a7f422128748e3c3ef6ee72b20a6197b (diff)
parent46e04c25e72f002d0d14be072300c2dd827d99b6 (diff)
downloadlinux-788a024921c48985939f8241c1ff862a7374d8f9.tar.gz
Merge tag 'arc-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc
Pull ARC fixes from Vineet Gupta: - Fix for userspace trying to access kernel vaddr space - HSDK platform DT updates - Cleanup some build warnings * tag 'arc-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: ARC: [plat-hsdk] Get rid of inappropriate PHY settings ARC: [plat-hsdk]: Add support of Vivante GPU ARC: [plat-hsdk]: enable creg-gpio controller ARC: [plat-hsdk]: Add missing FIFO size entry in GMAC node ARC: [plat-hsdk]: Add missing multicast filter bins number to GMAC node ARC: mm: SIGSEGV userspace trying to access kernel virtual memory ARC: fix build warnings
Diffstat (limited to 'arch/arc/include')
-rw-r--r--arch/arc/include/asm/cmpxchg.h14
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/arc/include/asm/cmpxchg.h b/arch/arc/include/asm/cmpxchg.h
index d819de1c5d10..3ea4112c8302 100644
--- a/arch/arc/include/asm/cmpxchg.h
+++ b/arch/arc/include/asm/cmpxchg.h
@@ -92,8 +92,11 @@ __cmpxchg(volatile void *ptr, unsigned long expected, unsigned long new)
#endif /* CONFIG_ARC_HAS_LLSC */
-#define cmpxchg(ptr, o, n) ((typeof(*(ptr)))__cmpxchg((ptr), \
- (unsigned long)(o), (unsigned long)(n)))
+#define cmpxchg(ptr, o, n) ({ \
+ (typeof(*(ptr)))__cmpxchg((ptr), \
+ (unsigned long)(o), \
+ (unsigned long)(n)); \
+})
/*
* atomic_cmpxchg is same as cmpxchg
@@ -198,8 +201,11 @@ static inline unsigned long __xchg(unsigned long val, volatile void *ptr,
return __xchg_bad_pointer();
}
-#define xchg(ptr, with) ((typeof(*(ptr)))__xchg((unsigned long)(with), (ptr), \
- sizeof(*(ptr))))
+#define xchg(ptr, with) ({ \
+ (typeof(*(ptr)))__xchg((unsigned long)(with), \
+ (ptr), \
+ sizeof(*(ptr))); \
+})
#endif /* CONFIG_ARC_PLAT_EZNPS */