On 1/24/2018 10:36 AM, Kirill A. Shutemov wrote: > This patcheset is a preparation set for boot-time switching between > paging modes. Please review and consider applying. > > Code around sme_populate_pgd() is unnecessary complex and hard to modify. > > This patchset rewrites it in more stream-lined way to add support of > boot-time switching between paging modes. > > I haven't tested the patchset on hardware capable of memory encryption.
Tested-by: Tom Lendacky <thomas.lenda...@amd.com> > > v3: > - Move all page table related functions into mem_encrypt_identity.c > v2: > - Rebased to up-to-date tip > > Kirill A. Shutemov (3): > x86/mm/encrypt: Move page table helpers into separate translation unit > x86/mm/encrypt: Rewrite sme_populate_pgd() and > sme_populate_pgd_large() > x86/mm/encrypt: Rewrite sme_pgtable_calc() > > arch/x86/mm/Makefile | 14 +- > arch/x86/mm/mem_encrypt.c | 578 > +------------------------------------ > arch/x86/mm/mem_encrypt_identity.c | 563 ++++++++++++++++++++++++++++++++++++ > arch/x86/mm/mm_internal.h | 1 + > 4 files changed, 574 insertions(+), 582 deletions(-) > create mode 100644 arch/x86/mm/mem_encrypt_identity.c >
