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[Xen-devel] [PATCH] X86: Fix a little mca bug
| To: | Keir Fraser <keir.xen@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] [PATCH] X86: Fix a little mca bug |
| From: | "Liu, Jinsong" <jinsong.liu@xxxxxxxxx> |
| Date: | Thu, 19 May 2011 20:03:33 +0800 |
| Accept-language: | en-US |
| Acceptlanguage: | en-US |
| Cc: | "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx>, "Dong, Eddie" <eddie.dong@xxxxxxxxx>, "Li, Xin" <xin.li@xxxxxxxxx> |
| Delivery-date: | Thu, 19 May 2011 05:05:52 -0700 |
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| Thread-index: | AcwWHMbSu4Vbu56/T0OzJPao3Evrrg== |
| Thread-topic: | [PATCH] X86: Fix a little mca bug |
X86: Fix a little mca bug
At x86_mcinfo_dump(), a little bug at printk information, illusively
indicate an CMCI/POLLED error to a MCE error, this will make debug confusing.
Signed-off-by: Liu, Jinsong <jinsong.liu@xxxxxxxxx>
diff -r 2fe45768d2c1 xen/arch/x86/cpu/mcheck/mce.c
--- a/xen/arch/x86/cpu/mcheck/mce.c Tue May 10 13:58:21 2011 +0800
+++ b/xen/arch/x86/cpu/mcheck/mce.c Thu May 19 15:10:07 2011 +0800
@@ -944,10 +944,11 @@ void x86_mcinfo_dump(struct mc_info *mi)
printk(XENLOG_WARNING
"CPU%d: Machine Check Exception: %16"PRIx64"\n",
mc_global->mc_coreid, mc_global->mc_gstatus);
- } else {
- printk(XENLOG_WARNING "MCE: The hardware reports a non "
- "fatal, correctable incident occurred on "
- "CPU %d.\n",
+ } else if (mc_global->mc_flags & MC_FLAG_CMCI) {
+ printk(XENLOG_WARNING "CMCI occurred on CPU %d.\n",
+ mc_global->mc_coreid);
+ } else if (mc_global->mc_flags & MC_FLAG_POLLED) {
+ printk(XENLOG_WARNING "POLLED occurred on CPU %d.\n",
mc_global->mc_coreid);
}
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