linux-kernel - [BUG FIX] Make x86_32 uni-processor Atomic ops, Atomic

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 for Android: free password hash cracker in your pocket

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

Date:	Fri, 22 May 2009 11:39:24 -0500
From:	"Michael S. Zick" <lkml@...ethan.org>
To:	linux-kernel@...r.kernel.org
Subject: [BUG FIX] Make x86_32 uni-processor Atomic ops, Atomic

Found in the bit-rot for 32-bit, x86, Uni-processor builds:

diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index f6aa18e..3c790ef 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -35,7 +35,7 @@
                "661:\n\tlock; "

 #else /* ! CONFIG_SMP */
-#define LOCK_PREFIX ""
+#define LOCK_PREFIX "\n\tlock; "
 #endif

 /* This must be included *after* the definition of LOCK_PREFIX */

Submitted: M. S. Zick
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/