diff mbox series

[05/10] locking/mips: Wire up local_try_cmpxchg

Message ID 20230305205628.27385-6-ubizjak@gmail.com (mailing list archive)
State Handled Elsewhere
Headers show
Series locking: Introduce local{,64}_try_cmpxchg | expand

Commit Message

Uros Bizjak March 5, 2023, 8:56 p.m. UTC 
Implement target specific support for local_try_cmpxchg.

Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
---
 arch/mips/include/asm/local.h | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/arch/mips/include/asm/local.h b/arch/mips/include/asm/local.h
index 08366b1fd273..b611361a760b 100644
--- a/arch/mips/include/asm/local.h
+++ b/arch/mips/include/asm/local.h
@@ -96,6 +96,8 @@  static __inline__ long local_sub_return(long i, local_t * l)
 
 #define local_cmpxchg(l, o, n) \
 	((long)cmpxchg_local(&((l)->a.counter), (o), (n)))
+#define local_try_cmpxchg(l, po, n) \
+	(try_cmpxchg_local(&((l)->a.counter), (po), (n)))
 #define local_xchg(l, n) (atomic_long_xchg((&(l)->a), (n)))
 
 /**