Smita, pls sync the time of the box where you create the patch: Date: Fri, 4 Sep 2020 09:04:44 -0500 but your mail headers have: Received: from ... with mapi id 15.20.3370.019; Fri, 18 Sep 2020 14:49:12 +0000 ^^^^^^^^^^^^^^^^^^ On Wed, Sep 23, 2020 at 07:07:17PM +0900, Punit Agrawal wrote: > I know Boris asked you to add the reason for the Reported-by, but > usually we don't track version differences in the committed patch. > > Boris, can you confirm if you want the Reported-by to be retained? How else would you explain what the Reported-by: tag is for on a patch which adds a feature? > > + * The first expected register in the register layout of MCAX address space. > > + * The address defined must match with the first MSR address extracted from > > + * BERT which in SMCA systems is the bank's MCA_STATUS register. > > + * > > + * Note that the decoding of the raw MSR values in BERT is implementation > > + * specific and follows register offset order of MCAX address space. > > + */ > > +#define MASK_MCA_STATUS 0xC0002001 > > The macro value is already defined in mce.h as > MSR_AMD64_SMCA_MC0_STATUS. Is there any reason to not use it? Good point. > You can move the comment to where you check the status register. No need if he really wants to use the first MCi_STATUS address. > > + m.apicid = lapic_id; > > + m.bank = (ctx_info->msr_addr >> 4) & 0xFF; > > + m.status = *i_mce; > > + m.addr = *(i_mce + 1); > > + m.misc = *(i_mce + 2); > > + /* Skipping MCA_CONFIG */ > > + m.ipid = *(i_mce + 4); > > + m.synd = *(i_mce + 5); > > Instead of using the raw pointer arithmetic, it is better to define a > structure for the MCA registers? Something like - > > struct { > u64 addr; > u64 misc; > u64 config; > u64 ipid; > ... > } > > Checking back, this was mentioned in the previous review comments as > well. Please address all comments before posting a new version - either > by following the suggestion or explaining why it is not a good idea. Well, that was addressed in his reply last time: https://lkml.kernel.org/r/a28aa613-8353-0052-31f6-34bc733abf59@xxxxxxx You might've missed it because you weren't CCed directly. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette