Re: [PATCH 3/7] x86: mtrr: Skip MSRs that were already programmed in mtrr_commit()

On Mon, Aug 2, 2021 at 3:19 AM Simon Glass sjg@chromium.org wrote:

On Sat, 31 Jul 2021 at 02:45, Bin Meng bmeng.cn@gmail.com wrote:

...

At present mtrr_commit() programs the MTRR MSRs starting from index 0, which may overwrite MSRs that were already programmed by previous boot stage or FSP.

Switch to call mtrr_set_next_var() instead.

Signed-off-by: Bin Meng bmeng.cn@gmail.com

arch/x86/cpu/mtrr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Simon Glass sjg@chromium.org Tested on chromebook_coral, chromebook_samus, chromebook_link, minnowmax Tested-by: Simon Glass sjg@chromium.org

applied to u-boot-x86, thanks!