Commit-ID: 35ccfb7114e2f0f454f264c049b03c31f4c6bbc0 Gitweb: http://git.kernel.org/tip/35ccfb7114e2f0f454f264c049b03c31f4c6bbc0 Author: H. Peter Anvin <h...@zytor.com> AuthorDate: Wed, 8 Jun 2016 12:38:44 -0700 Committer: H. Peter Anvin <h...@linux.intel.com> CommitDate: Wed, 8 Jun 2016 12:41:20 -0700
x86, asm: Use CC_SET()/CC_OUT() in <asm/rwsem.h> Remove open-coded uses of set instructions to use CC_SET()/CC_OUT() in <asm/rwsem.h>. Signed-off-by: H. Peter Anvin <h...@zytor.com> Link: http://lkml.kernel.org/r/1465414726-197858-9-git-send-email-...@linux.intel.com Reviewed-by: Andy Lutomirski <l...@kernel.org> Reviewed-by: Borislav Petkov <b...@suse.de> Acked-by: Peter Zijlstra (Intel) <pet...@infradead.org> --- arch/x86/include/asm/rwsem.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/include/asm/rwsem.h b/arch/x86/include/asm/rwsem.h index c508770..1e8be26 100644 --- a/arch/x86/include/asm/rwsem.h +++ b/arch/x86/include/asm/rwsem.h @@ -149,10 +149,10 @@ static inline bool __down_write_trylock(struct rw_semaphore *sem) LOCK_PREFIX " cmpxchg %2,%0\n\t" " jnz 1b\n\t" "2:\n\t" - " sete %3\n\t" + CC_SET(e) "# ending __down_write_trylock\n\t" : "+m" (sem->count), "=&a" (tmp0), "=&r" (tmp1), - "=qm" (result) + CC_OUT(e) (result) : "er" (RWSEM_ACTIVE_WRITE_BIAS) : "memory", "cc"); return result;
