Messages in this thread | | | Date | Fri, 4 Mar 2022 12:34:51 -0600 | From | Bjorn Helgaas <> | Subject | Re: [PATCH 3/3] x86/PCI: Preserve host bridge windows completely covered by E820 |
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On Fri, Mar 04, 2022 at 04:46:11PM +0100, Hans de Goede wrote: > On 3/4/22 16:32, Bjorn Helgaas wrote:
> > I think what might add useful information would be to always log the > > EFI "RUN" entries. IIUC, currently the "efi: mem47: ..." lines are > > only emitted when booting with "efi=debug"? > > > > I think the "RUN" lines indicate regions that must be virtually mapped > > so EFI runtime services can use them, and it seems like it might be > > more generally useful to always mention them. > > I'm not sure about always logging the EFI memmap I agree it might > be useful sometimes, but it is easy to enable then and the initial > boot code of the kernel already is pretty "chatty".
Yeah. I didn't mean all of the EFI memmap, just the parts that we're sharing with firmware. But I guess everybody probably has different parts of the map they think would be interesting :)
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