Received-SPF: softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) client-ip=23.128.96.19;
From:   Liam Howlett <liam.howlett@oracle.com>
To:     "maple-tree@lists.infradead.org" <maple-tree@lists.infradead.org>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Yu Zhao <yuzhao@google.com>
Subject: [PATCH v8 56/70] mm/memcontrol: stop using mm->highest_vm_end
Thread-Topic: [PATCH v8 56/70] mm/memcontrol: stop using mm->highest_vm_end
Thread-Index: AQHYWX9Alc9b5GzkOEa4zECloujcbg==
Date:   Tue, 26 Apr 2022 15:06:48 +0000
Message-ID: <20220426150616.3937571-57-Liam.Howlett@oracle.com>
References: <20220426150616.3937571-1-Liam.Howlett@oracle.com>
In-Reply-To: <20220426150616.3937571-1-Liam.Howlett@oracle.com>
Accept-Language: en-US
Content-Language: en-US
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?iso-8859-1?Q?fCdrVz599VZ70nV/Xc8QCcsMCmM9DcZ4Dc35zGSJq5AS+yTvevgVoS9z9g?=
 =?iso-8859-1?Q?KhmGBSkz11aEBZMQPgHM2H5PNMcydkbm5cC1iODeWDb1WI6U1hMCYPLeB8?=
 =?iso-8859-1?Q?6oJAZ5KcJ54vaXkxAEM8mlcRvI261xMLu/fkgyB9UNjwrt/5vogLo1q2oB?=
 =?iso-8859-1?Q?0FNZ7No6bXemg8ot5oG3wtq4c9xB5LV+FYj5BiVQiAKIb+GAGOdjQXmFn/?=
 =?iso-8859-1?Q?yg3aPPz9gtgmM1oQZNMDhdZdnSWt7hAGmLdch29xPvm5SsTih3zGqJeYND?=
 =?iso-8859-1?Q?y3tfF5yMo4QYFp03Wha3gc+jFVZgJBkkfOcVgUYBB6I6a6yceFARHrUUPq?=
 =?iso-8859-1?Q?39DjB66+eTGudLoZ4+46T84LaWosQIsmd5D4XoERj1M2qqIZwZiaS/wA6J?=
 =?iso-8859-1?Q?jBsEUjW6bKpeRnOKgprtlUOVPIzhcN/pQS7Le7vWXkLRn2w/Jfa61nV58S?=
 =?iso-8859-1?Q?UJbxte3IZIgoXCv619UtOJw153SmhuaUjjg9CK0IY7QFONZfPeB5LM7Bil?=
 =?iso-8859-1?Q?nf2dbtipznZWTCmqey8Gqixnu+K0XujlzDVv5xPxfc6Dh+skvgoJjecL0M?=
 =?iso-8859-1?Q?UZvuFr1wpqdp5zbdpIyRgJEx1quHQpkjDBUP09JBQxDIzIA0tuTtyHNu9g?=
 =?iso-8859-1?Q?qMPJX3YJnZl6DVlQPfH/Us8a0ZoGJRSzcJ2tZ54mwGzspyGanZKWbrkAU9?=
 =?iso-8859-1?Q?anArDw6c7WGttGRF/dhMZt/LCu5gCF8RrUd/5EHg8gDSzwweeEHICf5s13?=
 =?iso-8859-1?Q?95niqaTux4/MACEi3hBf8TiFLkiM7Wi2s3cyyQX8O49YrYDP3Bi+fhqVdc?=
 =?iso-8859-1?Q?keieebLakPUGUD1m/osNmQ0lbHoSpEQgvO8gbqkRfBBQK8UDrRRWsbc5Ay?=
 =?iso-8859-1?Q?30gSRLoF8NZEbCcOzZG1cnCxkZGWYJhU5VaD8mq1e/S6UgkqUFydXb9E5M?=
 =?iso-8859-1?Q?8scu8uCNftgAhKYAfcONhFMxi+DYk86v2u9s/oh2JDWiBurc7GszhmX49I?=
 =?iso-8859-1?Q?OUy6ulDtr7QRn8KUGpQ8lq/kcV0VmPIaVbubil3lOXktFCiPlIV4tblZrX?=
 =?iso-8859-1?Q?uAv0cUah+CwjWIyDy7nzpP9VgBnbbWPqvvMgQovqcE1F8ivVjSwYKyEBCD?=
 =?iso-8859-1?Q?I5OHQieQuRqeULcIJowzg3j0hQVyTY3N+65EFlc1DcVRXVXayWiZs51DyP?=
 =?iso-8859-1?Q?1Fc3xCpmoV3Qo+FHakpf/kb0dXmVvbIhxp83iY8/4p9z+VdznemSnhkZF4?=
 =?iso-8859-1?Q?uGu+Asou9CM6Qp0abS2XDGNwkq0FNyx2zkgmaxNpC8/ThIgFtbWJBU+jHj?=
 =?iso-8859-1?Q?wa2yoBrEG+H6DvpV/+XdqvJnd0CFWA/8fAJMvLJy5tnuwnfmg659DAageZ?=
 =?iso-8859-1?Q?wM9dmJTu+UA209j3R/zJzYgMw2uMOg2lHQegS3+ohzxFPxUes6gaPzubto?=
 =?iso-8859-1?Q?UHpUmX4/3F7CpCZu6nijv8j7cfSeDrdSzb9FTmd4p8eSM7no74efwORRf7?=
 =?iso-8859-1?Q?vvH42A8kHxGtlIgo7sIeUhTMBviwkyg9TsaItzv5Vl2gBQxWAtXAEnYi8s?=
 =?iso-8859-1?Q?jirt+9Pn3d1Eiy8TGrcDRqd+NIVDityaB7rVg/lAdlhwah377DaExPRiam?=
 =?iso-8859-1?Q?GAYEaFu96eQeLNSEuwVFweCg1yVRIYg3MooGEJsdMShApllNAcdFQsCV8i?=
 =?iso-8859-1?Q?Y1oHMTZv3+jhhv7KnjY11V3s9Y7Vxv1mtPjkqQN+VFTCJBJWbXx7iNvl7T?=
 =?iso-8859-1?Q?NXCqrTLVT1YNk1HwuLmW588PnsYYq0wkeNKbIcX1d8zxxtUPWFVlkOqL49?=
 =?iso-8859-1?Q?WD3BQSaMH76Sy6SNs9OPJZaIgzsU7Cg=3D?=
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-OriginatorOrg: oracle.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: SN6PR10MB3022.namprd10.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 4309fbfe-a0d4-4f57-6f1d-08da27967d55
X-MS-Exchange-CrossTenant-originalarrivaltime: 26 Apr 2022 15:06:48.8642
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: kEWhJXTh1p1UoaBWeSwWVpWuczGg8IRbntPFW3vbJHDQxSs5YZ2S5PycwwmJck2qEGs1Kr25bHM0H8NqGbHxpQ==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR1001MB2377
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.486,18.0.858
 definitions=2022-04-26_04:2022-04-26,2022-04-26 signatures=0
X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 mlxlogscore=999 mlxscore=0
 suspectscore=0 malwarescore=0 spamscore=0 adultscore=0 bulkscore=0
 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000
 definitions=main-2204260096
X-Proofpoint-GUID: BeCu4LS1YFJr0UUSTBAq8jkzrcQWS-GL
X-Proofpoint-ORIG-GUID: BeCu4LS1YFJr0UUSTBAq8jkzrcQWS-GL
X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED,
	DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,
	MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE autolearn=no
	autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
	lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

From: "Liam R. Howlett" <Liam.Howlett@Oracle.com>

Pass through ULONG_MAX instead.

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---
 mm/memcontrol.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 7924c77d213f..27567b047f2d 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5760,7 +5760,7 @@ 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, ULONG_MAX, &precharge_walk_ops, NULL);
 	mmap_read_unlock(mm);
=20
 	precharge =3D mc.precharge;
@@ -6058,9 +6058,7 @@ 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, ULONG_MAX, &charge_walk_ops, NULL);
 	mmap_read_unlock(mc.mm);
 	atomic_dec(&mc.from->moving_account);
 }
--=20
2.35.1