From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754363AbcKNI52 (ORCPT ); Mon, 14 Nov 2016 03:57:28 -0500 Received: from ozlabs.org ([103.22.144.67]:51911 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754340AbcKNI5W (ORCPT ); Mon, 14 Nov 2016 03:57:22 -0500 From: mpe@ellerman.id.au To: "Aneesh Kumar K.V" , akpm@linux-foundation.org, benh@au1.ibm.com, michael.neuling@au1.ibm.com, paulus@au1.ibm.com, "Kirill A . Shutemov" Cc: linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, "Aneesh Kumar K.V" Subject: Re: [PATCH V3 1/2] mm: move vma_is_anonymous check within pmd_move_must_withdraw In-Reply-To: <20161113150025.17942-1-aneesh.kumar@linux.vnet.ibm.com> References: <20161113150025.17942-1-aneesh.kumar@linux.vnet.ibm.com> User-Agent: Notmuch/0.21 (https://notmuchmail.org) Date: Mon, 14 Nov 2016 19:57:16 +1100 Message-ID: <87inrqiglv.fsf@concordia.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org "Aneesh Kumar K.V" writes: > Architectures like ppc64 want to use page table deposit/withraw > even with huge pmd dax entries. Allow arch to override the > vma_is_anonymous check by moving that to pmd_move_must_withdraw > function > > Acked-by: Kirill A. Shutemov > Signed-off-by: Aneesh Kumar K.V > --- > arch/powerpc/include/asm/book3s/64/pgtable.h | 3 ++- > include/asm-generic/pgtable.h | 12 ------------ > mm/huge_memory.c | 18 ++++++++++++++++-- > 3 files changed, 18 insertions(+), 15 deletions(-) Acked-by: Michael Ellerman (powerpc) cheers