[PATCH v2 0/5] mm: dirty/accessed pte optimisations
Nicholas Piggin
npiggin at gmail.com
Wed Oct 17 00:13:38 AEDT 2018
Since v1 I fixed the hang in nios2, split the fork patch into two
as Linus asked, and added hugetlb code for the "don't bother write
protecting already writeprotected" patch.
Please consider this for more cooking in -mm.
Thanks,
Nick
Nicholas Piggin (5):
nios2: update_mmu_cache clear the old entry from the TLB
mm/cow: don't bother write protecting already write-protected huge
pages
mm/cow: optimise pte accessed bit handling in fork
mm/cow: optimise pte dirty bit handling in fork
mm: optimise pte dirty/accessed bit setting by demand based pte
insertion
arch/nios2/mm/cacheflush.c | 2 ++
mm/huge_memory.c | 24 ++++++++++++++++--------
mm/hugetlb.c | 2 +-
mm/memory.c | 19 +++++++++++--------
mm/vmscan.c | 8 ++++++++
5 files changed, 38 insertions(+), 17 deletions(-)
--
2.18.0
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