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| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2017-03-09 17:24:07 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-03-09 22:48:47 +0300 |
| commit | c2febafc67734a62196c1b9dfba926412d4077ba (patch) | |
| tree | a61b7cd503e4c6d2fbb58f0cb53662ffd60b4c14 /mm/pgtable-generic.c | |
| parent | 048456dcf2c56ad6f6248e2899dda92fb6a613f6 (diff) | |
| download | linux-c2febafc67734a62196c1b9dfba926412d4077ba.tar.xz | |
mm: convert generic code to 5-level paging
Convert all non-architecture-specific code to 5-level paging.
It's mostly mechanical adding handling one more page table level in
places where we deal with pud_t.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/pgtable-generic.c')
| -rw-r--r-- | mm/pgtable-generic.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c index 4ed5908c65b0..c99d9512a45b 100644 --- a/mm/pgtable-generic.c +++ b/mm/pgtable-generic.c @@ -22,6 +22,12 @@ void pgd_clear_bad(pgd_t *pgd) pgd_clear(pgd); } +void p4d_clear_bad(p4d_t *p4d) +{ + p4d_ERROR(*p4d); + p4d_clear(p4d); +} + void pud_clear_bad(pud_t *pud) { pud_ERROR(*pud); |