From: "Luck, Tony" <tony.luck@intel.com>
To: "Ingo Molnar" <mingo@elte.hu>, "Borislav Petkov" <bp@amd64.org>
Cc: linux-kernel@vger.kernel.org, "Huang,
Ying" <ying.huang@intel.com>,
"Hidetoshi Seto" <seto.hidetoshi@jp.fujitsu.com>,
"Avi Kivity" <avi@redhat.com>
Subject: [PATCH 02/10] MCE: save most severe error information
Date: Thu, 09 Jun 2011 14:30:41 -0700 [thread overview]
Message-ID: <4df13b81272475cf94@agluck-desktop.sc.intel.com> (raw)
In-Reply-To: <4df13a522720782e51@agluck-desktop.sc.intel.com>
From: Tony Luck <tony.luck@intel.com>
monarch clears all of the per cpu "mces_seen", so we must keep a copy
to use after mce_end()
Signed-off-by: Tony Luck <tony.luck@intel.com>
---
arch/x86/kernel/cpu/mcheck/mce.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 3385ea2..ed1542a 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1046,6 +1046,9 @@ void do_machine_check(struct pt_regs *regs, long error_code)
}
}
+ /* Save our worst error locally, monarch will clear mces_seen */
+ m = *final;
+
if (!no_way_out)
mce_clear_state(toclear);
@@ -1064,7 +1067,7 @@ void do_machine_check(struct pt_regs *regs, long error_code)
* support MCE broadcasting or it has been disabled.
*/
if (no_way_out && tolerant < 3)
- mce_panic("Fatal machine check on current CPU", final, msg);
+ mce_panic("Fatal machine check on current CPU", &m, msg);
/*
* If the error seems to be unrecoverable, something should be
--
1.7.3.1
next prev parent reply other threads:[~2011-06-09 21:30 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-09 21:25 [RFC] reworked machine check recovery patches Luck, Tony
2011-06-09 21:29 ` [PATCH 01/10] MCE: fixes for mce severity table Luck, Tony
2011-06-09 21:30 ` Luck, Tony [this message]
2011-06-10 8:06 ` [PATCH 02/10] MCE: save most severe error information Hidetoshi Seto
2011-06-10 18:08 ` Tony Luck
2011-06-09 21:31 ` [PATCH 03/10] MCE: introduce mce_gather_info() Luck, Tony
2011-06-09 21:32 ` [PATCH 04/10] MCE: Move ADDR/MISC reading code into common function Luck, Tony
2011-06-10 9:33 ` Borislav Petkov
2011-06-10 18:17 ` Tony Luck
2011-06-09 21:33 ` [PATCH 05/10] MCE: Mask out address mask bits below address granuality Luck, Tony
2011-06-10 8:07 ` Hidetoshi Seto
2011-06-10 9:46 ` Borislav Petkov
2011-06-10 19:06 ` Tony Luck
2011-06-11 0:12 ` Andi Kleen
2011-06-10 9:42 ` Borislav Petkov
2011-06-10 19:09 ` Tony Luck
2011-06-09 21:34 ` [PATCH 06/10] HWPOISON: Handle hwpoison in current process Luck, Tony
2011-06-10 8:07 ` Hidetoshi Seto
2011-06-10 20:36 ` Tony Luck
2011-06-09 21:35 ` [PATCH 07/10] MCE: replace mce.c use of TIF_MCE_NOTIFY with user_return_notifier Luck, Tony
2011-06-10 8:08 ` Hidetoshi Seto
2011-06-10 20:42 ` Tony Luck
2011-06-11 10:24 ` Borislav Petkov
2011-06-12 8:31 ` Avi Kivity
2011-06-12 8:29 ` Avi Kivity
2011-06-12 10:24 ` Borislav Petkov
2011-06-12 10:30 ` Avi Kivity
2011-06-12 13:53 ` Borislav Petkov
2011-06-09 21:36 ` [PATCH 08/10] NOTIFIER: Take over TIF_MCE_NOTIFY and implement task return notifier Luck, Tony
2011-06-12 22:38 ` Borislav Petkov
2011-06-13 5:31 ` Tony Luck
2011-06-13 7:59 ` Avi Kivity
2011-06-13 9:55 ` Borislav Petkov
2011-06-13 11:40 ` Avi Kivity
2011-06-13 12:40 ` Borislav Petkov
2011-06-13 12:47 ` Avi Kivity
2011-06-13 15:12 ` Borislav Petkov
2011-06-13 16:31 ` Avi Kivity
2011-06-13 17:13 ` Tony Luck
2011-06-14 2:50 ` Hidetoshi Seto
2011-06-14 2:51 ` [PATCH 1/2] x86, mce: introduce mce_memory_failure_process Hidetoshi Seto
2011-06-14 2:53 ` [PATCH 2/2] x86, mce: rework use of TIF_MCE_NOTIFY Hidetoshi Seto
2011-06-14 18:02 ` Tony Luck
2011-06-14 18:28 ` Tony Luck
2011-06-15 1:29 ` Hidetoshi Seto
2011-06-15 2:10 ` Tony Luck
2011-06-15 3:17 ` Hidetoshi Seto
2011-06-14 3:09 ` [PATCH 08/10] NOTIFIER: Take over TIF_MCE_NOTIFY and implement task return notifier Tony Luck
2011-06-14 11:40 ` Avi Kivity
2011-06-14 13:33 ` Borislav Petkov
2011-06-14 13:43 ` Avi Kivity
2011-06-14 17:13 ` Luck, Tony
2011-06-15 8:51 ` Avi Kivity
2011-06-14 16:59 ` Luck, Tony
2011-06-15 8:52 ` Avi Kivity
2011-06-13 16:43 ` Tony Luck
2011-06-09 21:37 ` [PATCH 09/10] MCE: run through processors with more severe problems first Luck, Tony
2011-06-10 8:09 ` Hidetoshi Seto
2011-06-10 20:49 ` Tony Luck
2011-06-13 22:03 ` Tony Luck
2011-06-14 1:27 ` Hidetoshi Seto
2011-06-14 3:04 ` Tony Luck
2011-06-09 21:38 ` [PATCH 10/10] MCE: Add Action-Required support Luck, Tony
2011-06-10 8:06 ` Hidetoshi Seto
2011-06-10 21:00 ` Tony Luck
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