Messages in this thread | | | Date | Sun, 17 Sep 2017 16:05:03 +0200 | From | Borislav Petkov <> | Subject | Re: [Part1 PATCH v4 05/17] x86/mm: Use encrypted access of boot related data with SEV |
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On Sat, Sep 16, 2017 at 07:34:06AM -0500, Brijesh Singh wrote: > From: Tom Lendacky <thomas.lendacky@amd.com> > > When Secure Encrypted Virtualization (SEV) is active, boot data (such as > EFI related data, setup data) is encrypted and needs to be accessed as > such when mapped. Update the architecture override in early_memremap to > keep the encryption attribute when mapping this data. > > Cc: Thomas Gleixner <tglx@linutronix.de> > Cc: Ingo Molnar <mingo@redhat.com> > Cc: "H. Peter Anvin" <hpa@zytor.com> > Cc: Borislav Petkov <bp@suse.de> > Cc: Andy Lutomirski <luto@kernel.org> > Cc: Laura Abbott <labbott@redhat.com> > Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> > Cc: Matt Fleming <matt@codeblueprint.co.uk> > Cc: linux-kernel@vger.kernel.org > Cc: x86@kernel.org > Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> > Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> > --- > arch/x86/mm/ioremap.c | 44 ++++++++++++++++++++++++++++++-------------- > 1 file changed, 30 insertions(+), 14 deletions(-)
Reviewed-by: Borislav Petkov <bp@suse.de>
-- Regards/Gruss, Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --
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