On Mon, Jan 15, 2018 at 11:44:14AM -0500, Pavel Tatashin wrote: > The page table order must be increased for EFI table in order to avoid a > bug where NMI tries to change the page table to kernel page table, while > efi page table is active. > > For more disccussion about this bug, see this thread: > http://lkml.iu.edu/hypermail/linux/kernel/1801.1/00951.html > > Signed-off-by: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx> > Reviewed-by: Steven Sistare <steven.sistare@xxxxxxxxxx> > Acked-by: Jiri Kosina <jkosina@xxxxxxx> > --- > arch/x86/include/asm/pgalloc.h | 11 +++++++++++ > arch/x86/mm/pgtable.c | 7 ------- > arch/x86/platform/efi/efi_64.c | 2 +- > 3 files changed, 12 insertions(+), 8 deletions(-) > > Changelog: > v1 - v2: Fixed compiling warning Many thanks for this, now queued up. greg k-h