From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e28smtp05.in.ibm.com (e28smtp05.in.ibm.com [125.16.236.5]) (using TLSv1.2 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3qgWZs6LlKzDq64 for ; Thu, 7 Apr 2016 15:37:57 +1000 (AEST) Received: from localhost by e28smtp05.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 7 Apr 2016 11:07:54 +0530 Received: from d28av03.in.ibm.com (d28av03.in.ibm.com [9.184.220.65]) by d28relay03.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u375bqeS7143892 for ; Thu, 7 Apr 2016 11:07:52 +0530 Received: from d28av03.in.ibm.com (localhost [127.0.0.1]) by d28av03.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u375biSI005961 for ; Thu, 7 Apr 2016 11:07:50 +0530 From: Anshuman Khandual To: linux-mm@kvack.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: hughd@google.com, kirill@shutemov.name, n-horiguchi@ah.jp.nec.com, akpm@linux-foundation.org, mgorman@techsingularity.net, dave.hansen@intel.com, aneesh.kumar@linux.vnet.ibm.com, mpe@ellerman.id.au Subject: [PATCH 00/10] Enable HugeTLB page migration on POWER Date: Thu, 7 Apr 2016 11:07:34 +0530 Message-Id: <1460007464-26726-1-git-send-email-khandual@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This patch series enables HugeTLB page migration on POWER platform. This series has some core VM changes (patch 1, 2, 3) and some powerpc specific changes (patch 4, 5, 6, 7, 8, 9, 10). Comments, suggestions and inputs are welcome. Anshuman Khandual (10): mm/mmap: Replace SHM_HUGE_MASK with MAP_HUGE_MASK inside mmap_pgoff mm/hugetlb: Add PGD based implementation awareness mm/hugetlb: Protect follow_huge_(pud|pgd) functions from race powerpc/hugetlb: Add ABI defines for MAP_HUGE_16MB and MAP_HUGE_16GB powerpc/hugetlb: Split the function 'huge_pte_alloc' powerpc/hugetlb: Split the function 'huge_pte_offset' powerpc/hugetlb: Prepare arch functions for ARCH_WANT_GENERAL_HUGETLB powerpc/hugetlb: Selectively enable ARCH_WANT_GENERAL_HUGETLB powerpc/hugetlb: Selectively enable ARCH_ENABLE_HUGEPAGE_MIGRATION selfttest/powerpc: Add memory page migration tests arch/powerpc/Kconfig | 8 + arch/powerpc/include/asm/book3s/64/hash-64k.h | 10 + arch/powerpc/include/uapi/asm/mman.h | 3 + arch/powerpc/mm/hugetlbpage.c | 60 +++--- include/linux/hugetlb.h | 3 + include/linux/mm.h | 33 ++++ mm/gup.c | 6 + mm/hugetlb.c | 75 +++++++- mm/mmap.c | 2 +- tools/testing/selftests/powerpc/mm/Makefile | 14 +- .../selftests/powerpc/mm/hugepage-migration.c | 30 +++ tools/testing/selftests/powerpc/mm/migration.h | 205 +++++++++++++++++++++ .../testing/selftests/powerpc/mm/page-migration.c | 33 ++++ tools/testing/selftests/powerpc/mm/run_mmtests | 104 +++++++++++ 14 files changed, 552 insertions(+), 34 deletions(-) create mode 100644 tools/testing/selftests/powerpc/mm/hugepage-migration.c create mode 100644 tools/testing/selftests/powerpc/mm/migration.h create mode 100644 tools/testing/selftests/powerpc/mm/page-migration.c create mode 100755 tools/testing/selftests/powerpc/mm/run_mmtests -- 2.1.0