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xen: make mce debug output more verbose

PATCH New Christoph Egger 1 participant 1 message Aug 10, 2009

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Christoph Egger

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PATCH 1/1 xen: make mce debug output more verbose

Hi!

Attached patch prints the actual value that has been tried to write. Makes debugging easier.

Signed-off-by Christoph Egger <[email protected]>
Signature · 6 lines
---to satisfy European Law for business letters:
Advanced Micro Devices GmbH
Karl-Hammerschmidt-Str. 34, 85609 Dornach b. Muenchen
Geschaeftsfuehrer: Thomas M. McCoy, Giuliano Meroni
Sitz: Dornach, Gemeinde Aschheim, Landkreis Muenchen
Registergericht Muenchen, HRB Nr. 43632
xen/arch/x86/cpu/mcheck/mce.c +2 -2
diff -r 57033bc8cd30 xen/arch/x86/cpu/mcheck/mce.c
@@ -798,8 +798,8 @@ int mce_wrmsr(u32 msr, u64 value)
     case MSR_IA32_MCG_CTL:
         if ( value && (value + 1) )
         {
-            gdprintk(XENLOG_WARNING, "MCE: value written to MCG_CTL "
-                     "should be all 0s or 1s\n");
+            gdprintk(XENLOG_WARNING, "MCE: value \"%"PRIx64"\" written "
+                     "to MCG_CTL should be all 0s or 1s\n", value);
             ret = -1;
             break;
         }

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