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Fri, 4 Jun 2021 19:40:16 +0000 From: Liam Howlett To: "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Andrew Morton Subject: [PATCH] mm/nommu: unexport do_munmap() Thread-Topic: [PATCH] mm/nommu: unexport do_munmap() Thread-Index: AQHXWXlxNKpqM94mJkGUHZBaSOpXaw== Date: Fri, 4 Jun 2021 19:40:16 +0000 Message-ID: <20210604194002.648037-1-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-originating-ip: [23.233.25.87] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: cf31199a-3e20-4f48-a555-08d927909416 x-ms-traffictypediagnostic: DM5PR10MB2009: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:935; x-ms-exchange-senderadcheck: 1 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:DM6PR10MB4380.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(366004)(39860400002)(346002)(136003)(376002)(396003)(66446008)(316002)(6506007)(66556008)(91956017)(64756008)(66946007)(66476007)(44832011)(2616005)(76116006)(26005)(186003)(5660300002)(4744005)(1076003)(478600001)(110136005)(8676002)(122000001)(2906002)(6486002)(8936002)(86362001)(38100700002)(71200400001)(6512007)(36756003)(83380400001);DIR:OUT;SFP:1101; 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dkim=pass header.d=oracle.com header.s=corp-2020-01-29 header.b=eAhVdmG0; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=vnLd7jDU; dmarc=pass (policy=none) header.from=oracle.com; spf=none (imf01.hostedemail.com: domain of liam.howlett@oracle.com has no SPF policy when checking 141.146.126.79) smtp.mailfrom=liam.howlett@oracle.com X-HE-Tag: 1622869390-510715 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000003, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: do_munmap() does not take the mmap_write_lock(). vm_munmap() should be used instead. Signed-off-by: Liam R. Howlett --- mm/nommu.c | 1 - 1 file changed, 1 deletion(-) diff --git a/mm/nommu.c b/mm/nommu.c index 0997ca38c2bd..3a93d4054810 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -1501,7 +1501,6 @@ int do_munmap(struct mm_struct *mm, unsigned long sta= rt, size_t len, struct list delete_vma(mm, vma); return 0; } -EXPORT_SYMBOL(do_munmap); =20 int vm_munmap(unsigned long addr, size_t len) { --=20 2.30.2