Nadav and Mel founded several subtle races caused by TLB batching. This patchset aims for solving thoses problems using embedding [inc|dec]_tlb_flush_pending to TLB batching API. With that, places to know TLB flush pending catch it up by using mm_tlb_flush_pending. Each patch includes detailed description. This patchset is based on v4.13-rc2-mmots-2017-07-28-16-10 + "[PATCH v5 0/3] mm: fixes of tlb_flush_pending races" from Nadav * from v1 * TLB batching API separation core part from arch specific one - Mel * introduce mm_tlb_flush_nested - Mel Minchan Kim (4): mm: refactoring TLB gathering API mm: make tlb_flush_pending global mm: fix MADV_[FREE|DONTNEED] TLB flush miss problem mm: fix KSM data corruption arch/arm/include/asm/tlb.h | 11 ++++++-- arch/ia64/include/asm/tlb.h | 8 ++++-- arch/s390/include/asm/tlb.h | 17 ++++++++----- arch/sh/include/asm/tlb.h | 8 +++--- arch/um/include/asm/tlb.h | 13 +++++++--- fs/proc/task_mmu.c | 4 ++- include/asm-generic/tlb.h | 7 ++--- include/linux/mm_types.h | 35 ++++++++++--------------- mm/debug.c | 2 -- mm/ksm.c | 3 ++- mm/memory.c | 62 +++++++++++++++++++++++++++++++-------------- 11 files changed, 107 insertions(+), 63 deletions(-) -- 2.7.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>
