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| author | Peter Zijlstra <peterz@infradead.org> | 2016-06-17 17:02:01 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-06-20 11:25:49 +0200 |
| commit | 4aef66c8ae91d00affeeb24cfb176b53354ac969 (patch) | |
| tree | 5196ad66331b39a28166a4b8c70701a6f476a34f /arch/arc | |
| parent | locking/atomic, arch/rwsem: Employ atomic_long_fetch_add() (diff) | |
| download | linux-4aef66c8ae91d00affeeb24cfb176b53354ac969.tar.xz linux-4aef66c8ae91d00affeeb24cfb176b53354ac969.zip | |
locking/atomic, arch/arc: Fix build
Resolve conflict between commits:
fbffe892e525 ("locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()")
and:
ed6aefed726a ("Revert "ARCv2: spinlock/rwlock/atomics: Delayed retry of failed SCOND with exponential backoff"")
Reported-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Nigel Topham <ntopham@synopsys.com>
Cc: Noam Camus <noamc@ezchip.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: linux-kernel@vger.kernel.org
Cc: linux-snps-arc@lists.infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/include/asm/atomic.h | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h index bd9c51cb2bfd..4e3c1b6b0806 100644 --- a/arch/arc/include/asm/atomic.h +++ b/arch/arc/include/asm/atomic.h @@ -71,7 +71,6 @@ static inline int atomic_##op##_return(int i, atomic_t *v) \ static inline int atomic_fetch_##op(int i, atomic_t *v) \ { \ unsigned int val, orig; \ - SCOND_FAIL_RETRY_VAR_DEF \ \ /* \ * Explicit full memory barrier needed before/after as \ @@ -84,11 +83,8 @@ static inline int atomic_fetch_##op(int i, atomic_t *v) \ " " #asm_op " %[val], %[orig], %[i] \n" \ " scond %[val], [%[ctr]] \n" \ " \n" \ - SCOND_FAIL_RETRY_ASM \ - \ : [val] "=&r" (val), \ [orig] "=&r" (orig) \ - SCOND_FAIL_RETRY_VARS \ : [ctr] "r" (&v->counter), \ [i] "ir" (i) \ : "cc"); \ @@ -199,10 +195,6 @@ ATOMIC_OPS(andnot, &= ~, bic) ATOMIC_OPS(or, |=, or) ATOMIC_OPS(xor, ^=, xor) -#undef SCOND_FAIL_RETRY_VAR_DEF -#undef SCOND_FAIL_RETRY_ASM -#undef SCOND_FAIL_RETRY_VARS - #else /* CONFIG_ARC_PLAT_EZNPS */ static inline int atomic_read(const atomic_t *v) |