diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2016-07-26 15:24:12 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-07-26 16:19:19 -0700 |
| commit | e77b0852b551ffd8b29fa0225e1ef62c195e3160 (patch) | |
| tree | a9f49cde2ef4814f78423addd7af592c549a0403 /mm/huge_memory.c | |
| parent | e9d55e157034a9efd99405c99c1565d64619d82b (diff) | |
| download | lwn-e77b0852b551ffd8b29fa0225e1ef62c195e3160.tar.gz lwn-e77b0852b551ffd8b29fa0225e1ef62c195e3160.zip | |
mm/mmu_gather: track page size with mmu gather and force flush if page size change
This allows an arch which needs to do special handing with respect to
different page size when flushing tlb to implement the same in mmu
gather.
Link: http://lkml.kernel.org/r/1465049193-22197-3-git-send-email-aneesh.kumar@linux.vnet.ibm.com
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Hugh Dickins <hughd@google.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: David Rientjes <rientjes@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Minchan Kim <minchan.kim@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/huge_memory.c')
| -rw-r--r-- | mm/huge_memory.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 343a2b7e57aa..23d1bf42fef1 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -1689,7 +1689,7 @@ int zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma, pte_free(tlb->mm, pgtable_trans_huge_withdraw(tlb->mm, pmd)); atomic_long_dec(&tlb->mm->nr_ptes); spin_unlock(ptl); - tlb_remove_page(tlb, page); + tlb_remove_page_size(tlb, page, HPAGE_PMD_SIZE); } return 1; } |