From: Borislav Petkov <bp@alien8.de>
To: "Paoloni, Gabriele" <gabriele.paoloni@intel.com>
Cc: "Luck, Tony" <tony.luck@intel.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@redhat.com" <mingo@redhat.com>,
"x86@kernel.org" <x86@kernel.org>,
"hpa@zytor.com" <hpa@zytor.com>,
"linux-edac@vger.kernel.org" <linux-edac@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-safety@lists.elisa.tech" <linux-safety@lists.elisa.tech>
Subject: Re: [linux-safety] [PATCH 1/4] x86/mce: do not overwrite no_way_out if mce_end() fails
Date: Fri, 20 Nov 2020 18:33:42 +0100 [thread overview]
Message-ID: <20201120173342.GF712@zn.tnic> (raw)
In-Reply-To: <MN2PR11MB4158BE8B738CF6F6BF9B850D88FF0@MN2PR11MB4158.namprd11.prod.outlook.com>
On Fri, Nov 20, 2020 at 05:31:32PM +0000, Paoloni, Gabriele wrote:
> I mean that on this CPU thread at this point mce_start() already cached
> global_nwo and hence could accumulate fatal severities of other CPUs.
>
> Now here if mce_end() fails we only consider the local 'worst' severity
> and we overwrite those already cached.
Yap, we're on the same page. :)
> If ok I will fix the grammar and rewrite this code in v2.
Sure, lemme go through the rest first.
Thx.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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next prev parent reply other threads:[~2020-11-20 17:58 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-18 15:15 [linux-safety] [PATCH 0/4] x86/MCE: some minor fixes Paoloni, Gabriele
2020-11-18 15:15 ` [linux-safety] [PATCH 1/4] x86/mce: do not overwrite no_way_out if mce_end() fails Paoloni, Gabriele
2020-11-20 17:07 ` Borislav Petkov
2020-11-20 17:31 ` Paoloni, Gabriele
2020-11-20 17:33 ` Borislav Petkov [this message]
2020-11-23 14:35 ` Borislav Petkov
2020-11-20 17:32 ` Borislav Petkov
2020-11-20 17:35 ` Paoloni, Gabriele
2020-11-18 15:15 ` [linux-safety] [PATCH 2/4] x86/mce: move the mce_panic() call and kill_it assignments at the right places Paoloni, Gabriele
2020-11-23 14:27 ` Borislav Petkov
2020-11-23 17:06 ` Paoloni, Gabriele
2020-11-23 17:19 ` Borislav Petkov
2020-11-23 17:40 ` Paoloni, Gabriele
2020-11-23 18:07 ` Borislav Petkov
2020-11-18 15:15 ` [linux-safety] [PATCH 3/4] x86/mce: for LMCE panic only if mca_cfg.tolerant < 3 Paoloni, Gabriele
2020-11-18 15:15 ` [linux-safety] [PATCH 4/4] x86/mce: remove redundant call to irq_work_queue() Paoloni, Gabriele
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