On Wed, Sep 27, 2017 at 10:13:22AM -0500, Brijesh Singh wrote: > From: Tom Lendacky <[email protected]> > > In order for memory pages to be properly mapped when SEV is active, we > need to use the PAGE_KERNEL protection attribute as the base protection. > This will insure that memory mapping of, e.g. ACPI tables, receives the > proper mapping attributes. > > Cc: Thomas Gleixner <[email protected]> > Cc: Ingo Molnar <[email protected]> > Cc: "H. Peter Anvin" <[email protected]> > Cc: Borislav Petkov <[email protected]> > Cc: "Kirill A. Shutemov" <[email protected]> > Cc: Laura Abbott <[email protected]> > Cc: Andy Lutomirski <[email protected]> > Cc: "Jérôme Glisse" <[email protected]> > Cc: Andrew Morton <[email protected]> > Cc: Dan Williams <[email protected]> > Cc: Kees Cook <[email protected]> > Cc: [email protected] > Cc: [email protected] > Signed-off-by: Tom Lendacky <[email protected]> > Signed-off-by: Brijesh Singh <[email protected]> > --- > arch/x86/mm/ioremap.c | 79 > ++++++++++++++++++++++++++++++++++++++++++-------- > include/linux/ioport.h | 3 ++ > kernel/resource.c | 19 ++++++++++++ > 3 files changed, 89 insertions(+), 12 deletions(-)
Reviewed-by: Borislav Petkov <[email protected]> -- Regards/Gruss, Boris. SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --
