Messages in this thread | | | From | "Ghannam, Yazen" <> | Subject | RE: [PATCH 2/2] x86/MCE/AMD: Skip creating kobjects with NULL names | Date | Tue, 21 Aug 2018 18:27:34 +0000 |
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> -----Original Message----- > From: Borislav Petkov <bp@alien8.de> > Sent: Tuesday, August 21, 2018 8:16 AM > To: Ghannam, Yazen <Yazen.Ghannam@amd.com> > Cc: linux-edac@vger.kernel.org; linux-kernel@vger.kernel.org; > tony.luck@intel.com; x86@kernel.org > Subject: Re: [PATCH 2/2] x86/MCE/AMD: Skip creating kobjects with NULL > names > > On Thu, Aug 16, 2018 at 06:46:33PM +0000, Ghannam, Yazen wrote: > > Future SMCA systems may have banks whose MCA_IPID is not known so we > > You lost me here. How would the IPID not be known? Are you talking about > an old kernel running on new HW and thus the HardwareID in its MCA_IPID > to be unknown to the old kernel? >
Yes, that's right: old kernel on new HW.
> > In the past, the sysfs entries were named something like "th_bank#" before > > each bank was given a more descriptive name. We can go back to this format > > as a fallback for unrecognized bank types. This will fix the issue with sysfs > > failing and also the interface will still work on new hardware. > > You could do: th_bank#<HardwareID> so that we can find what it is by > grepping the PPR. >
Good idea. Will do.
Thanks, Yazen
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