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Wed, 28 Apr 2021 15:35:54 +0000 From: Liam Howlett To: "maple-tree@lists.infradead.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Andrew Morton CC: Song Liu , Davidlohr Bueso , "Paul E . McKenney" , Matthew Wilcox , Laurent Dufour , David Rientjes , Axel Rasmussen , Suren Baghdasaryan , Vlastimil Babka , Rik van Riel , Peter Zijlstra , Michel Lespinasse , Liam Howlett Subject: [PATCH 20/94] mm/memory.c: Use vma_lookup() instead of find_vma_intersection() Thread-Topic: [PATCH 20/94] mm/memory.c: Use vma_lookup() instead of find_vma_intersection() Thread-Index: AQHXPEQsMAQp/LsT0kuGmt1THmmovw== Date: Wed, 28 Apr 2021 15:35:53 +0000 Message-ID: <20210428153542.2814175-21-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: 6366e286-3590-4f87-7d53-08d90a5b4f7e x-ms-traffictypediagnostic: CO1PR10MB4769: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:2958; 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Signed-off-by: Liam R. Howlett --- mm/memory.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/memory.c b/mm/memory.c index 27014c3bde9f..91e2a4c8dfd3 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4944,8 +4944,8 @@ int __access_remote_vm(struct mm_struct *mm, unsigned= long addr, void *buf, * Check if this is a VM_IO | VM_PFNMAP VMA, which * we can access using slightly different code. */ - vma =3D find_vma(mm, addr); - if (!vma || vma->vm_start > addr) + vma =3D vma_lookup(mm, addr); + if (!vma) break; if (vma->vm_ops && vma->vm_ops->access) ret =3D vma->vm_ops->access(vma, addr, buf, --=20 2.30.2