Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
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>,
        "damon @ lists . linux . dev" <damon@lists.linux.dev>,
        SeongJae Park <sj@kernel.org>,
        David Hildenbrand <david@redhat.com>
Subject: [PATCH v10 60/69] mm/msync: use vma_find() instead of vma linked list
Thread-Topic: [PATCH v10 60/69] mm/msync: use vma_find() instead of vma linked
 list
Thread-Index: AQHYhbAVl7Uc/hEiSEa0KfRjvzZbcg==
Date:   Tue, 21 Jun 2022 20:47:12 +0000
Message-ID: <20220621204632.3370049-61-Liam.Howlett@oracle.com>
References: <20220621204632.3370049-1-Liam.Howlett@oracle.com>
In-Reply-To: <20220621204632.3370049-1-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?LLdL/ja9LlRzSJCatkDGcNdD17mPHF3o28H9S9GGhBgvT4TgacV7b8Jlva?=
 =?iso-8859-1?Q?U5bW1CpD3LnYNl5Mp3k9grzgVhfUbUQpFojB2EL3QVDJ4lXhL9csgTciun?=
 =?iso-8859-1?Q?rrt+hdxLsuqj77X+kOzyYqq0GeE3YQndMFnR5zC1uogPnj2OvKk0C3mVB6?=
 =?iso-8859-1?Q?OhL7PRvh8CGhu66jV9IjlX/DlTpmpQAS534W91MUpQwZBZda318FSW+Gpx?=
 =?iso-8859-1?Q?TEh9z5x0HrVgic0pOMm8+pREZGQ2ES7f4kgfN67ZfUfWiIK4Ve2fPHtek7?=
 =?iso-8859-1?Q?ZZGRtW9fiC1Bp3PBTzAq7/rF2IYSeaH0DTN72nOtPeTBMSdB4aZoA6Ywx/?=
 =?iso-8859-1?Q?cY7pn+pPjOJtHDuEqnhiwb9Sg9MriiGLurZkUTWQ4tT8o12n9LHq2b/qNv?=
 =?iso-8859-1?Q?C9sQQ3UagNiIv+uNSN1Fqw2ar2szYGfSTIuxHOpt3/1iVtuE4gfw8fFfAV?=
 =?iso-8859-1?Q?iNDXKkh46QPNMxQ4afxl/f/Hi7gD+K8ysEpj3dTRpAZ68enqTH775quTv4?=
 =?iso-8859-1?Q?Wvul3Mhofg2AlkFH/8SySPz0iwT/BX0nJg11ynaNVJOKQz7F418dWloHeo?=
 =?iso-8859-1?Q?nEmNopV0P9p5vnCs6bTXjX28UY576w8+1zSVg0FJxtv6phX7Lx/LH7HxtX?=
 =?iso-8859-1?Q?Lu5t2B+bJD7vl4Acvb8QtrlGMgAuYjGmc7wsCZr7ICP2yx9Vw0mdBpULlD?=
 =?iso-8859-1?Q?+OOD9iTj7FLahsmxBjX0giOS8ykL57tLPzpYYsy6Fi0GGVUcJvpD3C0cU0?=
 =?iso-8859-1?Q?IrdfzumCb24cT6nFF0120sGRVyYLiIZEjDmUzlPn5Z9I57jYXnjouBWwCd?=
 =?iso-8859-1?Q?KyBw+F5NiZdSfcORNaCQCJr5nT7oJ1VhqpeC3vCYCPTLVEsJDRc6AX0ZGM?=
 =?iso-8859-1?Q?zGV8exYPkzjNaY365CkjFgFL0iuikWxUVIW6s0hAET341yNjxSzBK6l6MS?=
 =?iso-8859-1?Q?rPjUngc1lt1Lw/MbzYynpLNZQfWeLiG1q6CMMGxTNBqBH3av0LvL7LlBFz?=
 =?iso-8859-1?Q?VTROvvJbWvoG6TBExUs407WxF9PSm9TPOEAEInK+F6J125woUWN6cn67dR?=
 =?iso-8859-1?Q?MIwTDrZbXYWaktqMmrXUovf3Xj/Dqe8/5vhG+9Vk36OdTdxa0cnfUUDI/L?=
 =?iso-8859-1?Q?6dC4CidhmBoI9YXQ83Wt4RVUtylkHO0VqexNzY/jnsh7Ip9/H3x+4Ug5aQ?=
 =?iso-8859-1?Q?6F0dLU0g3TMA2kM4h1fqnvOwR45kaSa5TfsI/t0Fc7Yudc1aoz0/M6+xRl?=
 =?iso-8859-1?Q?OS1q+Uf0kbgW6AAgVV+azXG7ddKYKswAi0bFwD+BfOm4/UiAHgEsBPMumM?=
 =?iso-8859-1?Q?Z8k8FaG3UR9vEIggOZ+s0GnEuOl7GtYhRrkTYrZLtu6B4rIUbtqAmUYH9Z?=
 =?iso-8859-1?Q?uI0NCep1EELmoktQqESgH4Mog2FfA1iuo/FO3bveIzKmRGdIVhNPlm8OYH?=
 =?iso-8859-1?Q?mBEf47Ku4CjeOlg4iqGojCnw2oLhX8b7GYhTKadkQ27ZgABN3xdbf8r3Zv?=
 =?iso-8859-1?Q?wN6QwdFpENBzJaOXqEgQ3T0ytsVSQo20HQRwb8lV+MdHw0322EAZW5QeVi?=
 =?iso-8859-1?Q?oIKwgpv9HN3vhlaSX/8kOKl2V8aCg0xHhFQCj2swrPl+ZQLHhJjfsmcyWj?=
 =?iso-8859-1?Q?G85w3pSIDg8fRCZ5zz93btg8ngb5p1E1PL8id1nY6UATez7NlNLzlq8DW6?=
 =?iso-8859-1?Q?LZ1TRR8fBOR3enbIwDvs3aNsYC+UBkQgTAgK4znSMyBUYSVjIa7ytSxSwE?=
 =?iso-8859-1?Q?E3clz21xPLwy7+ya8AlNj+146F2gBU+DOS+Ru1xsC74zYbkUkH1Rih0LKd?=
 =?iso-8859-1?Q?xOSHbalfz9BTjrbY44W+SXJ+9XeGLoU=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: 9adc92e2-aed2-47ec-6f63-08da53c763f8
X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Jun 2022 20:47:12.1907
 (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: XKdifgtfpgz4qlOfmq4OqNzeY2WWUNt1X8/k7Sex0LpHltoexYPjqFuYUROoy2S3whm+PNgif2rTDICrVSuTBw==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR10MB5392
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.517,18.0.883
 definitions=2022-06-21_09:2022-06-21,2022-06-21 signatures=0
X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 mlxlogscore=904
 malwarescore=0 adultscore=0 phishscore=0 bulkscore=0 mlxscore=0
 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1
 engine=8.12.0-2204290000 definitions=main-2206210087
X-Proofpoint-ORIG-GUID: JP8IaKtrigS2iClM4VgxJasu_TshT5x8
X-Proofpoint-GUID: JP8IaKtrigS2iClM4VgxJasu_TshT5x8
X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED,
        DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,
        RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE
        autolearn=ham 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>

Link: https://lkml.kernel.org/r/20220504011345.662299-45-Liam.Howlett@oracl=
e.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David Howells <dhowells@redhat.com>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: SeongJae Park <sj@kernel.org>
Cc: Will Deacon <will@kernel.org>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 mm/msync.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/msync.c b/mm/msync.c
index 137d1c104f3e..ac4c9bfea2e7 100644
--- a/mm/msync.c
+++ b/mm/msync.c
@@ -104,7 +104,7 @@ SYSCALL_DEFINE3(msync, unsigned long, start, size_t, le=
n, int, flags)
 				error =3D 0;
 				goto out_unlock;
 			}
-			vma =3D vma->vm_next;
+			vma =3D find_vma(mm, vma->vm_end);
 		}
 	}
 out_unlock:
--=20
2.35.1