From: Borislav Petkov <bp@alien8.de>
To: "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>
Cc: "Luck, Tony" <tony.luck@intel.com>,
Mauro Carvalho Chehab <m.chehab@samsung.com>,
"bhelgaas@google.com" <bhelgaas@google.com>,
"rostedt@goodmis.org" <rostedt@goodmis.org>,
"rjw@sisk.pl" <rjw@sisk.pl>,
"lance.ortiz@hp.com" <lance.ortiz@hp.com>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Aristeu Rozanski Filho <arozansk@redhat.com>
Subject: Re: [PATCH 3/3] mce: acpi/apei: trace: Enable ghes memory error trace event
Date: Wed, 14 Aug 2013 14:18:11 +0200 [thread overview]
Message-ID: <20130814121811.GC9158@pd.tnic> (raw)
In-Reply-To: <520B603E.3040002@linux.vnet.ibm.com>
On Wed, Aug 14, 2013 at 04:17:26PM +0530, Naveen N. Rao wrote:
> - One, the logging format for APEI data is a bit verbose and hard
> to parse. But, I suppose we could work with this if we make a few
> changes. Is it ok to change how the APEI data is made available
> through mc_event->driver_detail?
How?
> - Two, if ghes_edac is enabled, it prevents other edac drivers
> from being loaded. It looks like the assumption here is that if
> ghes/firmware first is enabled, then *all* memory errors are reported
> through ghes which is not true. We could have (a subset of) corrected
> errors reported through ghes, some through CMCI and uncorrected errors
> through MCE. So, if I'm not mistaken, if ghes_edac is enabled, we will
> only receive ghes error events through mc_event and not the others.
The idea is to have a single tracepoint reporting memory errors. Where
you call it from shouldn't matter. Now, we have to make sure that we
don't report the same event more than once over different paths.
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
next prev parent reply other threads:[~2013-08-14 12:18 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-08 18:27 [PATCH 0/3] Add trace event for ghes memory error Naveen N. Rao
2013-08-08 18:27 ` [PATCH 1/3] mce: acpi/apei: trace: Include PCIe AER trace event conditionally Naveen N. Rao
2013-08-08 19:23 ` Steven Rostedt
2013-08-12 11:37 ` Naveen N. Rao
2013-08-12 13:13 ` Steven Rostedt
2013-08-12 13:26 ` Borislav Petkov
2013-08-08 18:27 ` [PATCH 2/3] mce: acpi/apei: trace: Add trace event for ghes memory error Naveen N. Rao
2013-08-08 19:17 ` Borislav Petkov
2013-08-12 11:28 ` Naveen N. Rao
2013-08-08 18:27 ` [PATCH 3/3] mce: acpi/apei: trace: Enable ghes memory error trace event Naveen N. Rao
2013-08-08 19:38 ` Mauro Carvalho Chehab
2013-08-10 18:03 ` Borislav Petkov
2013-08-12 11:33 ` Mauro Carvalho Chehab
2013-08-12 12:38 ` Borislav Petkov
2013-08-12 14:49 ` Mauro Carvalho Chehab
2013-08-12 15:04 ` Borislav Petkov
2013-08-12 17:25 ` Mauro Carvalho Chehab
2013-08-12 17:54 ` Luck, Tony
2013-08-12 17:56 ` Borislav Petkov
2013-08-13 11:36 ` Naveen N. Rao
2013-08-13 12:21 ` Mauro Carvalho Chehab
2013-08-13 12:33 ` Borislav Petkov
2013-08-13 16:55 ` Naveen N. Rao
2013-08-14 23:54 ` Mauro Carvalho Chehab
2013-08-12 12:41 ` Naveen N. Rao
2013-08-12 12:53 ` Borislav Petkov
2013-08-13 11:21 ` Naveen N. Rao
2013-08-13 12:42 ` Borislav Petkov
2013-08-13 17:32 ` Naveen N. Rao
2013-08-13 17:58 ` Borislav Petkov
2013-08-13 18:05 ` Luck, Tony
2013-08-13 18:05 ` Luck, Tony
2013-08-13 18:05 ` Luck, Tony
2013-08-13 18:10 ` Borislav Petkov
2013-08-13 20:13 ` Luck, Tony
2013-08-13 20:13 ` Luck, Tony
2013-08-13 20:13 ` Luck, Tony
2013-08-14 5:43 ` Borislav Petkov
2013-08-14 18:38 ` Luck, Tony
2013-08-14 18:38 ` Luck, Tony
2013-08-14 18:38 ` Luck, Tony
2013-08-15 10:14 ` Borislav Petkov
2013-08-15 19:14 ` Luck, Tony
2013-08-15 19:14 ` Luck, Tony
2013-08-15 19:14 ` Luck, Tony
2013-08-15 19:43 ` Borislav Petkov
2013-08-15 0:05 ` Mauro Carvalho Chehab
2013-08-14 10:57 ` Naveen N. Rao
2013-08-15 0:22 ` Mauro Carvalho Chehab
2013-08-15 9:38 ` Borislav Petkov
2013-08-15 13:26 ` Mauro Carvalho Chehab
2013-08-15 13:44 ` Borislav Petkov
2013-08-15 14:14 ` Mauro Carvalho Chehab
2013-08-15 16:11 ` Borislav Petkov
2013-08-15 19:20 ` Luck, Tony
2013-08-15 19:41 ` Borislav Petkov
2013-08-15 0:00 ` Mauro Carvalho Chehab
2013-08-15 9:43 ` Borislav Petkov
2013-08-12 14:44 ` Mauro Carvalho Chehab
2013-08-13 11:41 ` Naveen N. Rao
2013-08-13 12:41 ` Mauro Carvalho Chehab
2013-08-13 17:17 ` Naveen N. Rao
2013-08-13 17:39 ` Luck, Tony
2013-08-14 10:47 ` Naveen N. Rao
2013-08-14 12:18 ` Borislav Petkov [this message]
2013-08-15 0:15 ` Mauro Carvalho Chehab
2013-08-15 10:01 ` Borislav Petkov
2013-08-15 13:34 ` Mauro Carvalho Chehab
2013-08-15 13:51 ` Borislav Petkov
2013-08-15 18:16 ` Luck, Tony
2013-08-15 18:16 ` Luck, Tony
2013-08-15 18:16 ` Luck, Tony
2013-08-15 18:41 ` Borislav Petkov
2013-08-14 23:56 ` Mauro Carvalho Chehab
2013-08-15 10:02 ` Borislav Petkov
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