Re: [RFC PATCH 1/2] EDAC/ghes: Add EDAC device for the CPU caches

2021-01-19 Thread Borislav Petkov
On Tue, Jan 19, 2021 at 10:04:23AM +, Shiju Jose wrote: > This EDAC code for the cache errors is architecture independent for the > firmware-first error reporting and could be used for other architectures, I'm not so sure about that because you're lumping all the cache hierarchies together a

RE: [RFC PATCH 1/2] EDAC/ghes: Add EDAC device for the CPU caches

2021-01-19 Thread Shiju Jose
ony.l...@intel.com; r...@rjwysocki.net; >l...@kernel.org; rrich...@marvell.com; Jonathan Cameron >; tanxiaofei ; >linux...@openeuler.org >Subject: Re: [RFC PATCH 1/2] EDAC/ghes: Add EDAC device for the CPU >caches > >On Fri, Jan 15, 2021 at 11:06:30AM +, Shiju Jose wrote:

Re: [RFC PATCH 1/2] EDAC/ghes: Add EDAC device for the CPU caches

2021-01-18 Thread Borislav Petkov
On Fri, Jan 15, 2021 at 11:06:30AM +, Shiju Jose wrote: > L2 cache corrected errors are detected occasionally on few of > our ARM64 hardware boards. Though it is rare, the probability of > the CPU cache errors frequently occurring can't be avoided. > The earlier failure detection by monitoring

RE: [RFC PATCH 1/2] EDAC/ghes: Add EDAC device for the CPU caches

2021-01-15 Thread Shiju Jose
ames.mo...@arm.com; >mchehab+hua...@kernel.org; tony.l...@intel.com; r...@rjwysocki.net; >l...@kernel.org; rrich...@marvell.com; Linuxarm ; >xuwei (O) ; Jonathan Cameron >; John Garry ; >tanxiaofei ; Shameerali Kolothum Thodi >; Salil Mehta > >Subject: Re: [RFC PATCH 1/2] EDAC

Re: [RFC PATCH 1/2] EDAC/ghes: Add EDAC device for the CPU caches

2020-12-31 Thread Borislav Petkov
On Tue, Dec 08, 2020 at 05:29:58PM +, Shiju Jose wrote: > The corrected error count on the CPU caches required > reporting to the user-space for the predictive failure > analysis. For this purpose, add an EDAC device and device > blocks for the CPU caches found. > The cache's corrected error co