From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BD67BD78318 for ; Mon, 2 Dec 2024 12:58:53 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Y23kR2rP2z2yLr; Mon, 2 Dec 2024 23:58:39 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1733144319; cv=none; b=GYSialbA2QYhBLh5cRq+vDH4JBnhwRyZNC6GUGWyeGi2LXGtTT6PMrABXSBlKl98Zj5FN+ZeiByGvXRN/ro970WWOAEgxIeIsWpel5TQrJ0JI4CRyvCrXNBQtFNv9Dp9O8zkWeNQOIB3l+aLtKjk2lS3fg1no/AlDUbPjA0X6eNGXIDXkwkZ5KWCAwZGsY1aXAO8LqVwcO1ShWfVfzu8ZhRiSNQs0ePXt0n9hs1ShiM3NkF7Q78icd7JAjnX2ulglHj1SBpKqxLjY02gfipOZVYxwkFpU4sajzfCrF6cNY5sDh4Gh0c/WDeAQWYIKdii8NAlgqImETCl52iPiru83w== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1733144319; c=relaxed/relaxed; bh=sUfFB5Sjd5S9qMX11BGcSRAtxQGHOOZYHnvQVZdcklA=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=j64+iWNgdvSukdVa1m0QpcIPCnnYg97pjXQ0sYmGwAgh17ACETbTSMxGvBLonkCizQnVxIV4oe1lpLPSVRe2PPlJHg8S2Ru/jGR8kRD/gv0MqAsfZYJ/YCbnQAvCUPWpEvsFKe6QstAjvnMxwAhBv974hIk1Pamn2NOpU9mVcRWV+AVaDwiMPWEFOde5uV91Q2LbydlBhdjsKAWLbFwbEq6mhkamnZcA0qbKZwVaqKqrTopjTBcX86oTqAE1zjrhAMhwmdGuoVJfG7LZBB5NUqHMwJveSL8IfHMII/on8G6Fm96IRFsTGhBZoTNV/AZJMVGrsKdYZaaLGTgrHABZcA== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=redhat.com; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=JqaOQvV7; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=JqaOQvV7; dkim-atps=neutral; spf=pass (client-ip=170.10.133.124; helo=us-smtp-delivery-124.mimecast.com; envelope-from=david@redhat.com; receiver=lists.ozlabs.org) smtp.mailfrom=redhat.com Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=JqaOQvV7; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=JqaOQvV7; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=redhat.com (client-ip=170.10.133.124; helo=us-smtp-delivery-124.mimecast.com; envelope-from=david@redhat.com; receiver=lists.ozlabs.org) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Y23kN0z1Lz2xxr for ; Mon, 2 Dec 2024 23:58:32 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1733144308; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=sUfFB5Sjd5S9qMX11BGcSRAtxQGHOOZYHnvQVZdcklA=; b=JqaOQvV7FXAaD2ImTB+MdSVKYDrEjUmSFjJxlv4AIKSGUDdi8019q2z25Qr2A3Pa6nFm5M XCQriAPanNx+tQDvSP+72oEyBjLX5K9LRlsxrXrJsVES4XEOicMPLgSbHbSc2XvqvZG119 5U2w3kg4JJjKM97BRcGFS0hvzMq2gZE= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1733144308; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=sUfFB5Sjd5S9qMX11BGcSRAtxQGHOOZYHnvQVZdcklA=; b=JqaOQvV7FXAaD2ImTB+MdSVKYDrEjUmSFjJxlv4AIKSGUDdi8019q2z25Qr2A3Pa6nFm5M XCQriAPanNx+tQDvSP+72oEyBjLX5K9LRlsxrXrJsVES4XEOicMPLgSbHbSc2XvqvZG119 5U2w3kg4JJjKM97BRcGFS0hvzMq2gZE= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-470-2CXO6SbxMjSM_j8vAM94cQ-1; Mon, 02 Dec 2024 07:58:21 -0500 X-MC-Unique: 2CXO6SbxMjSM_j8vAM94cQ-1 X-Mimecast-MFC-AGG-ID: 2CXO6SbxMjSM_j8vAM94cQ Received: from mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.40]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 2D83A1953951; Mon, 2 Dec 2024 12:58:19 +0000 (UTC) Received: from t14s.cit.tum.de (unknown [10.39.194.150]) by mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id E7341195605A; Mon, 2 Dec 2024 12:58:13 +0000 (UTC) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, David Hildenbrand , Andrew Morton , Oscar Salvador , Zi Yan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Madhavan Srinivasan Subject: [PATCH v1 0/6] mm/page_alloc: gfp flags cleanups for alloc_contig_*() Date: Mon, 2 Dec 2024 13:58:06 +0100 Message-ID: <20241202125812.561028-1-david@redhat.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.40 Let's clean up the gfp flags handling, and support __GFP_ZERO, such that we can finally remove the TODO in memtrace code. I did some alloc_contig_*() testing with virtio-mem and hugetlb; I did not test powernv/memtrace -- I cross-compiled it, though. Cc: Andrew Morton Cc: Oscar Salvador Cc: Zi Yan Cc: Michael Ellerman Cc: Nicholas Piggin Cc: Christophe Leroy Cc: Naveen N Rao Cc: Madhavan Srinivasan David Hildenbrand (6): mm/page_isolation: don't pass gfp flags to isolate_single_pageblock() mm/page_isolation: don't pass gfp flags to start_isolate_page_range() mm/page_alloc: make __alloc_contig_migrate_range() static mm/page_alloc: sort out the alloc_contig_range() gfp flags mess mm/page_alloc: forward the gfp flags from alloc_contig_range() to post_alloc_hook() powernv/memtrace: use __GFP_ZERO with alloc_contig_pages() arch/powerpc/platforms/powernv/memtrace.c | 31 +++--------- include/linux/page-isolation.h | 2 +- mm/internal.h | 4 -- mm/memory_hotplug.c | 3 +- mm/page_alloc.c | 62 +++++++++++++++++++---- mm/page_isolation.c | 12 ++--- 6 files changed, 63 insertions(+), 51 deletions(-) -- 2.47.1