Re: [edk2-devel] [PATCH] OvmfPkg/RiscVVirt: Fix issues in VarStore Blockmap config

["Sunil V L" <sunilvl@ventanamicro.com>]

On Wed, Aug 16, 2023 at 07:08:58AM +0000, Li, Yong wrote:
> Hi Sunil,
> 
> Qingyu is from Penglai team, when we were working together in enabling StandaloneMm variable service, 
> we found an issue in OvmfPkg/RiscVVirt/VarStore.fdf.inc,  in which the blockmap config is not aligned with the value in
> OvmfPkg/RiscVVirt/Library/VirtNorFlashPlatformLib/VirtNorFlashStaticLib.c, which is SIZE_256KB
> 
> That mis-alignment won't cause any issue if the variable size is small and less than 0x1000, but if store more data in the flash device then it will cause data loss issue during reboot.
> Once reboot if any FV header data is corrupted it will result the whole variable system be re-initialized.
> 
> Please help review the patch and give the comments, thanks 
>
Hi Yong Li,

Thank you very much for providing the context. Sorry, I actually had
missed this.

Hi Quingyu Shang,

The patch LGTM. Thanks a lot for finding the issue and fixing it. In
future, could you please run BaseTools/Scripts/GetMaintainer.py on the
patches and CC all the people it lists using "Cc:" tag?

Reviewed-by: Sunil V L <sunilvl@ventanamicro.com>

Thanks!
Sunil


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