Messages in this thread | | | Date | Tue, 1 Sep 2015 21:26:06 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [PATCH] arch/x86/mm/srat: Print non-volatile flag in SRAT |
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On Tue, 1 Sep 2015, Linda Knippers wrote: > On 9/1/2015 3:17 PM, Thomas Gleixner wrote: > > On Tue, 1 Sep 2015, Linda Knippers wrote: > >> Nobody checks this flag but it would be interesting to know if it's being > >> set on any platforms. > > > > What you're omitting to explain, is WHY it would be interesting. > > With the addition of NVDIMM support, a question came up as to whether > NVDIMM ranges should be in the SRAT with this bit set. I think the > consensus was no because the ranges are in the NFIT with proximity > domain information there. > > ACPI is not clear on the meaning of this bit in the SRAT. > If someone is setting it, we might want to ask them what they expect > to happen with it. > > Right now this bit is only printed if all the ACPI debug information is > turned on. > > Sorry, I should have explained more.
Indeed. And that explanation wants to be in the changelog. Care to resend?
Thanks,
tglx
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