[PATCH]: mce: don't print "human readable" message for corrected errors

From: Prarit Bhargava
Date: Tue Apr 12 2011 - 13:44:12 EST


Don't display the "human readable" warning for correctable errors in mce.
There is no need for this information to be displayed.

Signed-off-by: Prarit Bhargava <prarit@xxxxxxxxxx>

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 450a366..8024013 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -100,10 +100,16 @@ ATOMIC_NOTIFIER_HEAD(x86_mce_decoder_chain);
EXPORT_SYMBOL_GPL(x86_mce_decoder_chain);

static int default_decode_mce(struct notifier_block *nb, unsigned long val,
- void *data)
+ void *data)
{
- pr_emerg(HW_ERR "No human readable MCE decoding support on this CPU type.\n");
- pr_emerg(HW_ERR "Run the message through 'mcelog --ascii' to decode.\n");
+ struct mce *m = (struct mce *)data;
+
+ if (m->status & MCI_STATUS_UC) {
+ pr_emerg(HW_ERR "No human readable MCE decoding support "
+ "on this CPU type.\n");
+ pr_emerg(HW_ERR "Run the message through 'mcelog --ascii' "
+ "to decode.\n");
+ }

return NOTIFY_STOP;
}
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