From: Johannes Hirte <johannes.hirte@datenkhaos.de>
To: Borislav Petkov <bp@suse.de>
Cc: "Ghannam, Yazen" <Yazen.Ghannam@amd.com>,
"linux-edac@vger.kernel.org" <linux-edac@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"tony.luck@intel.com" <tony.luck@intel.com>,
"x86@kernel.org" <x86@kernel.org>
Subject: [3/3] x86/MCE/AMD: Get address from already initialized block
Date: Thu, 17 May 2018 21:29:23 +0200 [thread overview]
Message-ID: <20180517192922.GA11686@probook> (raw)
On 2018 Mai 17, Borislav Petkov wrote:
> On Thu, May 17, 2018 at 08:49:31AM +0200, Johannes Hirte wrote:
> > Maybe I'm missing something, but those RDMSR IPSs don't happen on
> > pre-SMCA systems, right? So the caching should be avoided here, cause
> > the whole lookup looks more expensive to me than the simple switch-block
> > in get_block_address.
>
> Yeah, and we should simply cache all those MSR values as I suggested then.
>
> The patch at the end should fix your issue.
>
Works as expected on my Carrizo.
next reply other threads:[~2018-05-17 19:29 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-17 19:29 Johannes Hirte [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-05-17 19:33 [3/3] x86/MCE/AMD: Get address from already initialized block Boris Petkov
2018-05-17 14:05 Yazen Ghannam
2018-05-17 13:44 Boris Petkov
2018-05-17 13:04 Yazen Ghannam
2018-05-17 10:41 Boris Petkov
2018-05-17 6:49 Johannes Hirte
2018-05-16 22:46 Boris Petkov
2018-05-15 9:39 Johannes Hirte
2018-04-17 13:31 Yazen Ghannam
2018-04-16 11:56 Johannes Hirte
2018-04-14 0:42 Johannes Hirte
2018-02-08 15:26 Borislav Petkov
2018-02-01 18:48 Yazen Ghannam
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