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McKenney" , Matthew Wilcox , Laurent Dufour , David Rientjes , Axel Rasmussen , Suren Baghdasaryan , Vlastimil Babka , Rik van Riel , Peter Zijlstra , Michel Lespinasse , Liam Howlett Subject: [PATCH 79/94] mm/memcontrol: Stop using mm->highest_vm_end Thread-Topic: [PATCH 79/94] mm/memcontrol: Stop using mm->highest_vm_end Thread-Index: AQHXPERAIRV/cOdwQ0O2j4t9Yvl2yg== Date: Wed, 28 Apr 2021 15:36:26 +0000 Message-ID: <20210428153542.2814175-80-Liam.Howlett@Oracle.com> References: <20210428153542.2814175-1-Liam.Howlett@Oracle.com> In-Reply-To: <20210428153542.2814175-1-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 authentication-results: lists.infradead.org; dkim=none (message not signed) header.d=none;lists.infradead.org; dmarc=none action=none header.from=oracle.com; x-originating-ip: [23.233.25.87] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 15968c9a-641c-4b82-49b8-08d90a5b863d x-ms-traffictypediagnostic: CO1PR10MB4548: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:3383; 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Howlett --- mm/memcontrol.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 64ada9e650a5..0272c9466502 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -5666,7 +5666,7 @@ 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; @@ -5964,9 +5964,7 @@ 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