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Subject[PATCH 02/10] MCE: save most severe error information
Date
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


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