| 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
| ||
|
Date: Mon, 14 Apr 2014 04:39:36 -0400 From: "Chen, Gong" <gong.chen@...ux.intel.com> To: hpa@...or.com, tony.luck@...el.com Cc: tglx@...utronix.de, mingo@...nel.org, linux-kernel@...r.kernel.org, linux-tip-commits@...r.kernel.org, "Chen, Gong" <gong.chen@...ux.intel.com> Subject: [PATCH 1/2] x86, CMCI: Fix a missed put_cpu_var This issue is introduced in commit 27f6c573e0. I forget to execute put_cpu_var operation after get_cpu_var. Signed-off-by: Chen, Gong <gong.chen@...ux.intel.com> --- arch/x86/kernel/cpu/mcheck/mce.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index eeee23f..26eaf3b 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -620,6 +620,7 @@ void machine_check_poll(enum mcp_flags flags, mce_banks_t *b) v = &get_cpu_var(mce_polled_error); set_bit(0, v); + put_cpu_var(mce_polled_error); /* * Uncorrected or signalled events are handled by the exception * handler when it is enabled, so don't process those here. -- 1.9.0 -- 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/
Powered by blists - more mailing lists