linux-kernel - [PATCH v2] locking/atomic: xtensa: define arch_cmpxchg_local as __cmpxchg

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20231104105801.12320-1-wuqiang.matt@bytedance.com>
Date:   Sat,  4 Nov 2023 18:58:01 +0800
From:   "wuqiang.matt" <wuqiang.matt@...edance.com>
To:     jcmvbkbc@...il.com
Cc:     andi.shyti@...ux.intel.com, andrzej.hajda@...el.com,
        chris@...kel.net, geert@...ux-m68k.org,
        linux-kernel@...r.kernel.org, mattwu@....com, palmer@...osinc.com,
        wuqiang.matt@...edance.com
Subject: [PATCH v2] locking/atomic: xtensa: define arch_cmpxchg_local as __cmpxchg_local

The xtensa architecture already has __cmpxchg_local defined, which makes
arch_cmpxchg_local's definition as __generic_cmpxchg_local unreasonable.

Signed-off-by: wuqiang.matt <wuqiang.matt@...edance.com>
---
 arch/xtensa/include/asm/cmpxchg.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/xtensa/include/asm/cmpxchg.h b/arch/xtensa/include/asm/cmpxchg.h
index 675a11ea8de7..956c9925df1c 100644
--- a/arch/xtensa/include/asm/cmpxchg.h
+++ b/arch/xtensa/include/asm/cmpxchg.h
@@ -108,7 +108,7 @@ static inline unsigned long __cmpxchg_local(volatile void *ptr,
  * them available.
  */
 #define arch_cmpxchg_local(ptr, o, n)				  	       \
-	((__typeof__(*(ptr)))__generic_cmpxchg_local((ptr), (unsigned long)(o),\
+	((__typeof__(*(ptr)))__cmpxchg_local((ptr), (unsigned long)(o),        \
 			(unsigned long)(n), sizeof(*(ptr))))
 #define arch_cmpxchg64_local(ptr, o, n) __generic_cmpxchg64_local((ptr), (o), (n))
 #define arch_cmpxchg64(ptr, o, n)    arch_cmpxchg64_local((ptr), (o), (n))
-- 
2.40.1