Re: [PATCH 0/2] AMD root search fix

Mario Limonciello (AMD) (kernel.org)
2025-09-30T18:07:04Z

On 9/30/2025 11:45 AM, Yazen Ghannam wrote:
> Hi all,
>
> Recently, there have been a couple of reports of the AMD64 EDAC module
> failing to load on v6.14+.
>
> This has been root caused to the recent AMD node rework. Specifically,
> the root device caching method breaks on non-reference boards.
>
> Patch 1 is a proposed fix.
>
> Patch 2 is a minor cleanup.
>
> Thanks,
> Yazen
>
> ---
> Yazen Ghannam (2):
> x86/amd_node: Fix AMD root device caching
> x86/amd_node: Use new root search helper
>
> arch/x86/include/asm/amd/node.h | 1 -
> arch/x86/kernel/amd_node.c | 107 ++++++++++++++--------------------------
> 2 files changed, 37 insertions(+), 71 deletions(-)
> ---
> base-commit: 30d4efb2f5a515a60fe6b0ca85362cbebea21e2f
> change-id: 20250930-fix-amd-root-2a6529e8162a
>

Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>