RE: [PATCH] ACPI: APEI: move edac_init ahead of ghes platform drv register

Kani, Toshi
2022-08-08T21:19:03Z

On Monday, August 8, 2022 2:57 PM, Borislav Petkov wrote:
> On Mon, Aug 08, 2022 at 08:40:18PM +0000, Kani, Toshi wrote:
> > This allows ghes_edac_register() to run before edac_init(), and sets
> > edac_mc_owner to prevent chipset-specific edac driver
>
> So this is the important part: how does it get decided which EDAC driver
> to load? The chipset-specific one or the FW glue one?
>
> User, policy, etc?

Whichever loaded first wins.

Chipset-specific one checks with chipset IDs but does not check with GHES.
Hence, ghes_edac_register() needs to run before chipset-specific one.

Toshi