From: "Kani, Toshimitsu" <toshi.kani@hpe.com>
To: "bp@alien8.de" <bp@alien8.de>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"rostedt@goodmis.org" <rostedt@goodmis.org>,
"mchehab@kernel.org" <mchehab@kernel.org>,
"rjw@rjwysocki.net" <rjw@rjwysocki.net>,
"tony.luck@intel.com" <tony.luck@intel.com>,
"lenb@kernel.org" <lenb@kernel.org>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
"linux-edac@vger.kernel.org" <linux-edac@vger.kernel.org>
Subject: Re: [PATCH v2 4/7] ghes_edac: avoid multiple calls to dmi_walk()
Date: Wed, 16 Aug 2017 18:01:30 +0000 [thread overview]
Message-ID: <1502905904.2042.159.camel@hpe.com> (raw)
In-Reply-To: <20170816174028.dqfvubjigvwtcbcy@pd.tnic>
On Wed, 2017-08-16 at 19:40 +0200, Borislav Petkov wrote:
> On Wed, Aug 16, 2017 at 05:28:50PM +0000, Kani, Toshimitsu wrote:
> > Assuming this big spinlock works, yes, this addresses my concern
> > that
>
> You mean, lengthy locked section. We can always switch to on-stack
> buffers if there are issues or even to something more fancy like
> genpool.
Yes, I meant the lengthy locked section. I still think that multiple
mcis is a better approach for concurrency as it naturally addresses it.
But as long as edac func and error handlers are tolerant with this
spinlock and serialization, I am OK with that.
> > I will test the patch with an SCI when I got a chance. I won't be
> > able to test other notification types or race conditions, though.
>
> Thanks, here's the latest version with the atomic registration too.
Sure, I will test with this version.
Thanks,
-Toshi
next prev parent reply other threads:[~2017-08-16 18:01 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-03 21:57 [PATCH v2 0/7] enable ghes_edac on selected platforms Toshi Kani
2017-08-03 21:57 ` [PATCH v2 1/7] ACPI / blacklist: add acpi_match_oemlist() interface Toshi Kani
2017-08-04 3:42 ` Borislav Petkov
2017-08-04 20:39 ` Kani, Toshimitsu
2017-08-05 5:12 ` Borislav Petkov
2017-08-07 14:49 ` Kani, Toshimitsu
2017-08-03 21:57 ` [PATCH v2 2/7] intel_pstate: convert to use acpi_match_oemlist() Toshi Kani
2017-08-03 21:57 ` [PATCH v2 3/7] ACPI / APEI: add OSC APEI bit check for ghes_edac Toshi Kani
2017-08-04 3:44 ` Borislav Petkov
2017-08-04 20:49 ` Kani, Toshimitsu
2017-08-05 5:14 ` Borislav Petkov
2017-08-07 14:50 ` Kani, Toshimitsu
2017-08-03 21:57 ` [PATCH v2 4/7] ghes_edac: avoid multiple calls to dmi_walk() Toshi Kani
2017-08-04 4:05 ` Borislav Petkov
2017-08-04 21:02 ` Kani, Toshimitsu
2017-08-05 5:16 ` Borislav Petkov
2017-08-07 17:59 ` Kani, Toshimitsu
2017-08-11 9:04 ` Borislav Petkov
2017-08-14 15:57 ` Kani, Toshimitsu
2017-08-14 16:24 ` Borislav Petkov
2017-08-14 16:48 ` Kani, Toshimitsu
2017-08-14 17:05 ` Borislav Petkov
2017-08-14 17:52 ` Kani, Toshimitsu
2017-08-14 18:05 ` Borislav Petkov
2017-08-14 18:17 ` Kani, Toshimitsu
2017-08-14 18:35 ` Borislav Petkov
2017-08-14 19:02 ` Kani, Toshimitsu
2017-08-14 19:34 ` Borislav Petkov
2017-08-14 20:17 ` Kani, Toshimitsu
2017-08-14 20:39 ` Borislav Petkov
2017-08-15 15:35 ` Kani, Toshimitsu
2017-08-15 15:48 ` Luck, Tony
2017-08-15 15:53 ` Kani, Toshimitsu
2017-08-16 8:29 ` Borislav Petkov
2017-08-16 11:29 ` Borislav Petkov
2017-08-16 13:59 ` Steven Rostedt
2017-08-16 14:03 ` Borislav Petkov
2017-08-16 14:22 ` Steven Rostedt
2017-08-16 17:31 ` Borislav Petkov
2017-08-16 15:26 ` Kani, Toshimitsu
2017-08-16 16:42 ` Borislav Petkov
2017-08-16 17:28 ` Kani, Toshimitsu
2017-08-16 17:40 ` Borislav Petkov
2017-08-16 18:01 ` Kani, Toshimitsu [this message]
2017-08-17 21:08 ` Kani, Toshimitsu
2017-08-21 9:29 ` Borislav Petkov
2017-08-15 15:50 ` Borislav Petkov
2017-08-15 16:19 ` Kani, Toshimitsu
2017-08-03 21:57 ` [PATCH v2 5/7] ghes_edac: add platform check to enable ghes_edac Toshi Kani
2017-08-04 8:31 ` Borislav Petkov
2017-08-04 21:06 ` Kani, Toshimitsu
2017-08-05 5:37 ` Borislav Petkov
2017-08-07 14:54 ` Kani, Toshimitsu
2017-08-03 21:57 ` [PATCH v2 6/7] EDAC: add edac_check_mc_owner() to check MC owner Toshi Kani
2017-08-04 8:30 ` Borislav Petkov
2017-08-04 21:35 ` Kani, Toshimitsu
2017-08-05 5:44 ` Borislav Petkov
2017-08-07 14:55 ` Kani, Toshimitsu
2017-08-04 13:06 ` kbuild test robot
2017-08-04 15:21 ` Kani, Toshimitsu
2017-08-03 21:57 ` [PATCH v2 7/7] edac drivers: add MC owner check in init Toshi Kani
2017-08-04 8:39 ` Borislav Petkov
2017-08-04 21:48 ` Kani, Toshimitsu
2017-08-05 5:49 ` Borislav Petkov
2017-08-07 14:57 ` Kani, Toshimitsu
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