linux-kernel - [RFC 3/9] MCE: Always retrieve mce rip before calling no_way

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Date:	Mon, 23 May 2011 15:13:17 -0700
From:	"Luck, Tony" <tony.luck@...el.com>
To:	linux-kernel@...r.kernel.org
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Huang, Ying" <ying.huang@...el.com>,
	"Andi Kleen" <andi@...stfloor.org>,
	"Borislav Petkov" <bp@...en8.de>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>
Subject: [RFC 3/9] MCE: Always retrieve mce rip before calling no_way_out

From: Andi Kleen <andi@...stfloor.org>

Some of the rules in the decision engine need a valid rip,
so set it up before calling it.

Signed-off-by: Andi Kleen <ak@...ux.intel.com>
Signed-off-by: Tony Luck <tony.luck@...el.com>
---
 arch/x86/kernel/cpu/mcheck/mce.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index ed1542a..ee3b14e 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -957,6 +957,7 @@ void do_machine_check(struct pt_regs *regs, long error_code)
 	final = &__get_cpu_var(mces_seen);
 	*final = m;
 
+	mce_get_rip(&m, regs);
 	no_way_out = mce_no_way_out(&m, &msg);
 
 	barrier();
@@ -1037,7 +1038,6 @@ void do_machine_check(struct pt_regs *regs, long error_code)
 		if (severity == MCE_AO_SEVERITY && mce_usable_address(&m))
 			mce_ring_add(m.addr >> PAGE_SHIFT);
 
-		mce_get_rip(&m, regs);
 		mce_log(&m);
 
 		if (severity > worst) {
-- 
1.7.3.1

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