From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mauro Carvalho Chehab Subject: Re: [PATCH 3/3] ghes_edac: add platform check to enable ghes_edac Date: Fri, 21 Jul 2017 12:44:01 -0300 Message-ID: <20170721124401.5f94aba9@vento.lan> References: <20170718060007.GB8736@nazgul.tnic> <1500407379.2042.21.camel@hpe.com> <20170718181545.32bd9181@vento.lan> <1500481869.2042.29.camel@hpe.com> <20170720043344.GC14367@nazgul.tnic> <1500579646.2042.37.camel@hpe.com> <20170721133441.GB5036@nazgul.tnic> <20170721104001.3cd2b884@vento.lan> <20170721134715.GC5036@nazgul.tnic> <1500649162.2042.43.camel@hpe.com> <20170721151317.GA13424@nazgul.tnic> <1500650732.2042.45.camel@hpe.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Return-path: In-Reply-To: <1500650732.2042.45.camel@hpe.com> Sender: linux-kernel-owner@vger.kernel.org To: "Kani, Toshimitsu" Cc: "bp@alien8.de" , "linux-kernel@vger.kernel.org" , "tglx@linutronix.de" , "mchehab@kernel.org" , "rjw@rjwysocki.net" , "srinivas.pandruvada@linux.intel.com" , "tony.luck@intel.com" , "lenb@kernel.org" , "linux-acpi@vger.kernel.org" , "linux-edac@vger.kernel.org" List-Id: linux-acpi@vger.kernel.org Em Fri, 21 Jul 2017 15:34:50 +0000 "Kani, Toshimitsu" escreveu: > On Fri, 2017-07-21 at 17:13 +0200, Borislav Petkov wrote: > > On Fri, Jul 21, 2017 at 03:08:41PM +0000, Kani, Toshimitsu wrote: > > > Yes, that is correct.  Corrected errors are reported to the OS when > > > they exceeded the platform's threshold. > > > > Are those thresholds user-configurable? > > I suppose it'd depend on vendors, but I do not think users can do it > properly unless they have depth knowledge about the hardware. > > > If not, what are you telling users who want to see *every* corrected > > error for measuring DIMM wear and so on...? > > Corrected errors are normal and expected to occur on healthy hardware. > They do not need user's attention until they repeatedly occurred at a > same place. Yes, they're expected to happen. Still, some sys admins have their own measurements about what's "normal" for their scenario, and want to monitor every single corrected error, running their own algorithm to warn if the number of corrected errors is above their "normal" rate. Thanks, Mauro From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [3/3] ghes_edac: add platform check to enable ghes_edac From: Mauro Carvalho Chehab Message-Id: <20170721124401.5f94aba9@vento.lan> Date: Fri, 21 Jul 2017 12:44:01 -0300 To: "Kani, Toshimitsu" Cc: "bp@alien8.de" , "linux-kernel@vger.kernel.org" , "tglx@linutronix.de" , "mchehab@kernel.org" , "rjw@rjwysocki.net" , "srinivas.pandruvada@linux.intel.com" , "tony.luck@intel.com" , "lenb@kernel.org" , "linux-acpi@vger.kernel.org" , "linux-edac@vger.kernel.org" List-ID: RW0gRnJpLCAyMSBKdWwgMjAxNyAxNTozNDo1MCArMDAwMAoiS2FuaSwgVG9zaGltaXRzdSIgPHRv c2hpLmthbmlAaHBlLmNvbT4gZXNjcmV2ZXU6Cgo+IE9uIEZyaSwgMjAxNy0wNy0yMSBhdCAxNzox MyArMDIwMCwgQm9yaXNsYXYgUGV0a292IHdyb3RlOgo+ID4gT24gRnJpLCBKdWwgMjEsIDIwMTcg YXQgMDM6MDg6NDFQTSArMDAwMCwgS2FuaSwgVG9zaGltaXRzdSB3cm90ZTogIAo+ID4gPiBZZXMs IHRoYXQgaXMgY29ycmVjdC7CoMKgQ29ycmVjdGVkIGVycm9ycyBhcmUgcmVwb3J0ZWQgdG8gdGhl IE9TIHdoZW4KPiA+ID4gdGhleSBleGNlZWRlZCB0aGUgcGxhdGZvcm0ncyB0aHJlc2hvbGQuICAK PiA+IAo+ID4gQXJlIHRob3NlIHRocmVzaG9sZHMgdXNlci1jb25maWd1cmFibGU/ICAKPiAKPiBJ IHN1cHBvc2UgaXQnZCBkZXBlbmQgb24gdmVuZG9ycywgYnV0IEkgZG8gbm90IHRoaW5rIHVzZXJz IGNhbiBkbyBpdAo+IHByb3Blcmx5IHVubGVzcyB0aGV5IGhhdmUgZGVwdGgga25vd2xlZGdlIGFi b3V0IHRoZSBoYXJkd2FyZS4KPiAKPiA+IElmIG5vdCwgd2hhdCBhcmUgeW91IHRlbGxpbmcgdXNl cnMgd2hvIHdhbnQgdG8gc2VlICpldmVyeSogY29ycmVjdGVkCj4gPiBlcnJvciBmb3IgbWVhc3Vy aW5nIERJTU0gd2VhciBhbmQgc28gb24uLi4/ICAKPiAKPiBDb3JyZWN0ZWQgZXJyb3JzIGFyZSBu b3JtYWwgYW5kIGV4cGVjdGVkIHRvIG9jY3VyIG9uIGhlYWx0aHkgaGFyZHdhcmUuIAo+IFRoZXkg ZG8gbm90IG5lZWQgdXNlcidzIGF0dGVudGlvbiB1bnRpbCB0aGV5IHJlcGVhdGVkbHkgb2NjdXJy ZWQgYXQgYQo+IHNhbWUgcGxhY2UuCgpZZXMsIHRoZXkncmUgZXhwZWN0ZWQgdG8gaGFwcGVuLiBT dGlsbCwgc29tZSBzeXMgYWRtaW5zIGhhdmUgdGhlaXIgb3duCm1lYXN1cmVtZW50cyBhYm91dCB3 aGF0J3MgIm5vcm1hbCIgZm9yIHRoZWlyIHNjZW5hcmlvLCBhbmQgd2FudAp0byBtb25pdG9yIGV2 ZXJ5IHNpbmdsZSBjb3JyZWN0ZWQgZXJyb3IsIHJ1bm5pbmcgdGhlaXIgb3duCmFsZ29yaXRobSB0 byB3YXJuIGlmIHRoZSBudW1iZXIgb2YgY29ycmVjdGVkIGVycm9ycyBpcyBhYm92ZSB0aGVpcgoi bm9ybWFsIiByYXRlLgoKVGhhbmtzLApNYXVybwotLS0KVG8gdW5zdWJzY3JpYmUgZnJvbSB0aGlz IGxpc3Q6IHNlbmQgdGhlIGxpbmUgInVuc3Vic2NyaWJlIGxpbnV4LWVkYWMiIGluCnRoZSBib2R5 IG9mIGEgbWVzc2FnZSB0byBtYWpvcmRvbW9Admdlci5rZXJuZWwub3JnCk1vcmUgbWFqb3Jkb21v IGluZm8gYXQgIGh0dHA6Ly92Z2VyLmtlcm5lbC5vcmcvbWFqb3Jkb21vLWluZm8uaHRtbAo=