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Tue, 5 Oct 2021 01:31:25 +0000 From: Liam Howlett To: "maple-tree@lists.infradead.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Andrew Morton , David Hildenbrand , Douglas Gilbert CC: Song Liu , Davidlohr Bueso , "Paul E . McKenney" , Matthew Wilcox , David Rientjes , Axel Rasmussen , Suren Baghdasaryan , Vlastimil Babka , Rik van Riel , Peter Zijlstra Subject: [PATCH v3 52/66] mm/memcontrol: Stop using mm->highest_vm_end Thread-Topic: [PATCH v3 52/66] mm/memcontrol: Stop using mm->highest_vm_end Thread-Index: AQHXuYiq0UcwveXwU0KXVlYW12GMmQ== Date: Tue, 5 Oct 2021 01:31:06 +0000 Message-ID: <20211005012959.1110504-53-Liam.Howlett@oracle.com> References: <20211005012959.1110504-1-Liam.Howlett@oracle.com> In-Reply-To: <20211005012959.1110504-1-Liam.Howlett@oracle.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.30.2 x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: c4635838-55bc-4d3f-e449-08d9879fd8a6 x-ms-traffictypediagnostic: BLAPR10MB5044: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:3383; x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BL0PR10MB3011.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(366004)(110136005)(71200400001)(8676002)(86362001)(6666004)(6506007)(6512007)(4744005)(36756003)(316002)(8936002)(54906003)(2906002)(83380400001)(186003)(66446008)(122000001)(26005)(7416002)(6486002)(4326008)(508600001)(2616005)(66476007)(44832011)(38070700005)(76116006)(5660300002)(91956017)(64756008)(66556008)(66946007)(1076003)(38100700002);DIR:OUT;SFP:1101; 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Howlett" Signed-off-by: Liam R. Howlett --- mm/memcontrol.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 6da5020a8656..1bdcda3fe492 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -5831,7 +5831,7 @@ static unsigned long mem_cgroup_count_precharge(struc= t mm_struct *mm) unsigned long precharge; =20 mmap_read_lock(mm); - walk_page_range(mm, 0, mm->highest_vm_end, &precharge_walk_ops, NULL); + walk_page_range(mm, 0, -1, &precharge_walk_ops, NULL); mmap_read_unlock(mm); =20 precharge =3D mc.precharge; @@ -6129,9 +6129,7 @@ static void mem_cgroup_move_charge(void) * When we have consumed all precharges and failed in doing * additional charge, the page walk just aborts. */ - walk_page_range(mc.mm, 0, mc.mm->highest_vm_end, &charge_walk_ops, - NULL); - + walk_page_range(mc.mm, 0, -1, &charge_walk_ops, NULL); mmap_read_unlock(mc.mm); atomic_dec(&mc.from->moving_account); } --=20 2.30.2