Re: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core

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To: James Morse <james.morse@xxxxxxx>
Subject: Re: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core
From: Borislav Petkov <bp@xxxxxxxxx>
Date: Thu, 1 Oct 2020 19:30:52 +0200
Cc: Shiju Jose <shiju.jose@xxxxxxxxxx>, "linux-edac@xxxxxxxxxxxxxxx" <linux-edac@xxxxxxxxxxxxxxx>, "linux-acpi@xxxxxxxxxxxxxxx" <linux-acpi@xxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "tony.luck@xxxxxxxxx" <tony.luck@xxxxxxxxx>, "rjw@xxxxxxxxxxxxx" <rjw@xxxxxxxxxxxxx>, "lenb@xxxxxxxxxx" <lenb@xxxxxxxxxx>, Linuxarm <linuxarm@xxxxxxxxxx>
In-reply-to: <91e71fe9-b002-0f1f-3237-62cea49e083a@arm.com>
References: <20200901140140.1772-1-shiju.jose@huawei.com> <20200901143539.GC8392@zn.tnic> <512b7b8e6cb846aabaf5a2191cd9b5d4@huawei.com> <20200909120203.GB12237@zn.tnic> <50714e083d55491a8ccf5ad847682d1e@huawei.com> <20200917084038.GE31960@zn.tnic> <91e71fe9-b002-0f1f-3237-62cea49e083a@arm.com>

On Thu, Oct 01, 2020 at 06:16:03PM +0100, James Morse wrote:
> If the corrected-count is available somewhere, can't this policy be
> made in user-space?

You mean rasdaemon goes and offlines CPUs when certain thresholds are
reached? Sure. It would be much more flexible too.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

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References:
- [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core
  - From: Shiju Jose
- Re: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core
  - From: Borislav Petkov
- RE: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core
  - From: Shiju Jose
- Re: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core
  - From: Borislav Petkov
- RE: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core
  - From: Shiju Jose
- Re: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core
  - From: Borislav Petkov
- Re: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core
  - From: James Morse

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