From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg1-f197.google.com (mail-pg1-f197.google.com [209.85.215.197]) by kanga.kvack.org (Postfix) with ESMTP id 813116B0003 for ; Tue, 16 Oct 2018 09:13:58 -0400 (EDT) Received: by mail-pg1-f197.google.com with SMTP id e6-v6so17057292pge.5 for ; Tue, 16 Oct 2018 06:13:58 -0700 (PDT) Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id p7-v6sor4663480pga.39.2018.10.16.06.13.57 for (Google Transport Security); Tue, 16 Oct 2018 06:13:57 -0700 (PDT) From: Nicholas Piggin Subject: [PATCH v2 0/5] mm: dirty/accessed pte optimisations Date: Tue, 16 Oct 2018 23:13:38 +1000 Message-Id: <20181016131343.20556-1-npiggin@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: Nicholas Piggin , Linus Torvalds , linux-mm , linux-arch , Linux Kernel Mailing List , ppc-dev , Ley Foon Tan 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