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authorVineet Gupta <vgupta@synopsys.com>2019-05-07 10:45:24 -0700
committerVineet Gupta <vgupta@synopsys.com>2019-05-20 10:09:10 -0700
commit89c92142f75eb80064f5b9f1111484b1b4d81790 (patch)
tree66957c8ab56a7b1781922fb67d81ee341b0a5c08 /arch/arc/include
parenta188339ca5a396acc588e5851ed7e19f66b0ebd9 (diff)
downloadlinux-89c92142f75eb80064f5b9f1111484b1b4d81790.tar.gz
ARC: fix build warnings
| arch/arc/mm/tlb.c:914:2: warning: variable length array 'pd0' is used [-Wvla] | arch/arc/include/asm/cmpxchg.h:95:29: warning: value computed is not used [-Wunused-value] Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
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 */