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Merge remote-tracking branch 'iommu/next'
[deliverable/linux.git]
/
arch
/
arm64
/
include
/
asm
/
cmpxchg.h
diff --git
a/arch/arm64/include/asm/cmpxchg.h
b/arch/arm64/include/asm/cmpxchg.h
index bd86a79491bce84d34576d261214216282265d9a..91b26d26af8a5f961ed4d8905daffc11be5d72fa 100644
(file)
--- a/
arch/arm64/include/asm/cmpxchg.h
+++ b/
arch/arm64/include/asm/cmpxchg.h
@@
-43,10
+43,8
@@
static inline unsigned long __xchg_case_##name(unsigned long x, \
" cbnz %w1, 1b\n" \
" " #mb, \
/* LSE atomics */ \
- " nop\n" \
- " nop\n" \
" swp" #acq_lse #rel #sz "\t%" #w "3, %" #w "0, %2\n" \
-
" nop\n"
\
+
__nops(3)
\
" " #nop_lse) \
: "=&r" (ret), "=&r" (tmp), "+Q" (*(u8 *)ptr) \
: "r" (x) \
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