linux-kernel - Re: [PATCH] edac: Add code to handle new MCE signatures for new models of Fam15h

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Message-ID: <51AFB3DC.10308@amd.com>
Date:	Wed, 5 Jun 2013 16:55:40 -0500
From:	Aravind Gopalakrishnan <aravind.gopalakrishnan@....com>
To:	Borislav Petkov <bp@...en8.de>
CC:	<dougthompson@...ssion.com>, <bp@...e.de>,
	<linux-edac@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] edac: Add code to handle new MCE signatures for new models
 of Fam15h

On 6/5/2013 4:32 PM, Borislav Petkov wrote:
> On Wed, Jun 05, 2013 at 03:50:03PM -0500, Aravind Gopalakrishnan wrote:
>> There are some newer error signatures in Family 15h models 30h-3fh.
>> Code has been added in the patch to support these new signatures.
>>
>> Patch has been tested on Fam15h using mce_amd_inj facility and
>> has been verified to work correctly.
>>
>> Signed-off-by: Aravind Gopalakrishnan <aravind.gopalakrishnan@....com>
>> ---
>>   drivers/edac/mce_amd.c |    5 +++--
>>   1 file changed, 3 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
>> index f3f0c93..9de24c7 100644
>> --- a/drivers/edac/mce_amd.c
>> +++ b/drivers/edac/mce_amd.c
>> @@ -134,7 +134,8 @@ static const char * const mc5_mce_desc[] = {
>>   	"Physical register file AG0 port",
>>   	"Physical register file AG1 port",
>>   	"Flag register file",
>> -	"DE error occurred"
>> +	"DE error occurred",
>> +	"Retire Status Queue Parity"
> Since "parity error" is already in the printk below, I'm guessing this
> string should be "Retire status queue" only?

     Okay, that should convey the message too...

> No need to resend the patch, btw - I'll fix it up when applying.

     Thanks!

>>   };
>>   
>>   static bool f12h_mc0_mce(u16 ec, u8 xec)
>> @@ -624,7 +625,7 @@ static void decode_mc5_mce(struct mce *m)
>>   
>>   	if (xec == 0x0 || xec == 0xc)
>>   		pr_cont("%s.\n", mc5_mce_desc[xec]);
>> -	else if (xec < 0xd)
>> +	else if (xec <= 0xd)
>>   		pr_cont("%s parity error.\n", mc5_mce_desc[xec]);
>>   	else
>>   		goto wrong_mc5_mce;
- Aravind.

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