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From: Aristeu Rozanski <aris@ruivo.org>
To: "Luck, Tony" <tony.luck@intel.com>
Cc: Borislav Petkov <bp@alien8.de>,
	"linux-edac@vger.kernel.org" <linux-edac@vger.kernel.org>,
	Aristeu Rozanski <aris@redhat.com>
Subject: Re: [PATCH] mce: prevent concurrent polling of MCE events
Date: Tue, 23 May 2023 10:15:23 -0400	[thread overview]
Message-ID: <20230523141523.GL4090740@cathedrallabs.org> (raw)
In-Reply-To: <SJ1PR11MB6083B867B6B95820366C08BDFC789@SJ1PR11MB6083.namprd11.prod.outlook.com>

On Mon, May 15, 2023 at 08:07:10PM +0000, Luck, Tony wrote:
> I disabled CMCI for debugging reasons. Aristeu needs to comment on
> his use case.

Got an answer from them. They disable it in two lines of products
(one uses IceLake, the other uses Sapphire Rapids) and in these lines
they can use thresholding to signal UCNA without signaling any corrected
events and it won't work with CMCI enabled. They did make Intel aware of
it (maybe you heard details about it? If not I can get them in contact with
you) but it's not certain if this can be fixed or not.

-- 
Aristeu


  parent reply	other threads:[~2023-05-23 14:15 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-15 14:32 [PATCH] mce: prevent concurrent polling of MCE events Aristeu Rozanski
2023-05-15 14:52 ` Borislav Petkov
2023-05-15 17:18   ` Luck, Tony
2023-05-15 18:30     ` Borislav Petkov
2023-05-15 19:08       ` Luck, Tony
2023-05-15 19:44         ` Borislav Petkov
2023-05-15 20:07           ` Luck, Tony
2023-05-15 20:20             ` Aristeu Rozanski
2023-05-15 20:27               ` Luck, Tony
2023-05-15 20:32                 ` Aristeu Rozanski
2023-05-15 20:40                   ` Luck, Tony
2023-05-16 17:08                   ` Borislav Petkov
2023-05-23 14:15             ` Aristeu Rozanski [this message]
2023-06-04 16:04               ` Aristeu Rozanski
2023-06-05 15:33                 ` Luck, Tony
2023-06-05 17:41                   ` Borislav Petkov
2023-06-05 17:58                     ` Luck, Tony
2023-06-05 19:30                       ` Borislav Petkov
2023-06-05 19:37                         ` Luck, Tony
2023-06-05 19:43                           ` Borislav Petkov
2023-06-05 20:10                         ` Aristeu Rozanski
2023-06-05 20:33                         ` Aristeu Rozanski
2023-06-05 20:56                           ` Borislav Petkov
2023-06-05 21:01                             ` Aristeu Rozanski
2023-06-05 21:06                               ` Borislav Petkov
2023-06-05 21:29                                 ` Luck, Tony
2023-06-05 21:58                                 ` Aristeu Rozanski
2023-06-06  8:25                                   ` Borislav Petkov
2023-06-06 14:00                                     ` Aristeu Rozanski
2023-06-06 14:08                                       ` Borislav Petkov
2023-06-09  0:26                                         ` Luck, Tony
2023-06-09 10:17                                           ` Borislav Petkov
2023-06-09 15:00                                             ` Yazen Ghannam
2023-06-09 15:24                                               ` Luck, Tony
2023-06-09 16:00                                                 ` Yazen Ghannam
2023-06-09 15:59                                         ` Aristeu Rozanski
2023-06-05 19:08                     ` Aristeu Rozanski

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