On Sat, 31 Jul 2021 at 02:45, Bin Meng <bmeng...@gmail.com> wrote: > > The size parameter of mtrr_add_request() and mtrr_set_next_var() > shall be power of 2, otherwise the logic creates a mask that does > not meet the requirement of IA32_MTRR_PHYSMASK register. > > Programming such a mask value to IA32_MTRR_PHYSMASK generates #GP. > > Signed-off-by: Bin Meng <bmeng...@gmail.com> > --- > > arch/x86/cpu/mtrr.c | 7 +++++++ > arch/x86/include/asm/mtrr.h | 7 ++++--- > 2 files changed, 11 insertions(+), 3 deletions(-)
Reviewed-by: Simon Glass <s...@chromium.org> Tested on chromebook_coral, chromebook_samus, chromebook_link, minnowmax Tested-by: Simon Glass <s...@chromium.org>