Re: [PATCH] x86, efi: add no_bricked_efi whitelist

[Yasuaki Ishimatsu]

(2013/11/21 1:02), Matthew Garrett wrote:
> On Wed, 2013-11-20 at 17:34 +0900, Yasuaki Ishimatsu wrote:
>
> > When booting my system, remaining space of efi variable storage is about
> > 5KB. So there is no room that sets a new variable to the storage. On my
> > system, trigger of gc is when EFI_OUT_OF_RESOURCES occurs on pre OS
> > environment with UEFI. So if EFI_OUT_OF_RESOURCES occurs by the 5Kbyte
> > threshold, nvram storage cannot be used until EFI_OUT_OF_RESOURCES occurs
> > on pre OS environment with UEFI.
>
> By "remaining space is about 5KB", do you mean that the rest of the
> space is filled with variables or do you mean that there is more free
> space but it hasn't been garbage collected?

Remaining space is free space that can be used by efi variable. But by 5KB
threshold, we cannot use the space while running OS.

Thanks,
Yasuaki Ishimatsu

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