From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C892AC4332D for ; Tue, 12 Jan 2021 16:16:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 882DC2222B for ; Tue, 12 Jan 2021 16:16:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406191AbhALQQf (ORCPT ); Tue, 12 Jan 2021 11:16:35 -0500 Received: from aserp2130.oracle.com ([141.146.126.79]:56618 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406165AbhALQQc (ORCPT ); Tue, 12 Jan 2021 11:16:32 -0500 Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 10CG9WMC086461; Tue, 12 Jan 2021 16:15:25 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=corp-2020-01-29; bh=Wf4eY0jrpU+tNRdd4uDMXiKTRDpsbwaORjn8CEh78ic=; b=wQRSsa+1DC9aAq5KRB3ng1NYHcpnRflJnNbaOjkFSDG+bi9J3rydChdziotd20GOeMnL k5I8HiysUu4lY7Zy4xIrWB8zD+2wgnRi9MLuVFq7WBshpId3nTNSz3EKMOrFcfPvTPLY U1hCPryBOppcj59NIVLM0KbUpdlqjsQ6vn4Be1DbWb1KsotbrAr2npSxc3tjRrfcIBp+ 4c2eNLPwLPXbM0NmUzloI2KL7D6hlcbVuOY6bdM3H+3Qe7VFuxwczMUaIfalSmz4ttiM qQ5bnc93DPyEjDeBzRfT38lpPdzN0QJvlIq6UOixqdJdWV8nCYVRsdYG4/4m+uHO7puR bQ== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by aserp2130.oracle.com with ESMTP id 360kg1q56b-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Jan 2021 16:15:25 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 10CGA0To094353; Tue, 12 Jan 2021 16:13:25 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserp3030.oracle.com with ESMTP id 360key1254-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Jan 2021 16:13:24 +0000 Received: from abhmp0012.oracle.com (abhmp0012.oracle.com [141.146.116.18]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 10CGDOsQ004320; Tue, 12 Jan 2021 16:13:24 GMT Received: from revolver.jebus.ca (/23.233.25.87) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 12 Jan 2021 08:13:24 -0800 From: "Liam R. Howlett" To: maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: Andrew Morton , Song Liu , Davidlohr Bueso , "Paul E . McKenney" , Matthew Wilcox , Jerome Glisse , David Rientjes , Axel Rasmussen , Suren Baghdasaryan , Vlastimil Babka , Rik van Riel , Peter Zijlstra Subject: [PATCH v2 18/70] mm/mmap: Drop munmap_vma_range() Date: Tue, 12 Jan 2021 11:11:48 -0500 Message-Id: <20210112161240.2024684-19-Liam.Howlett@Oracle.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210112161240.2024684-1-Liam.Howlett@Oracle.com> References: <20210112161240.2024684-1-Liam.Howlett@Oracle.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9862 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 bulkscore=0 malwarescore=0 suspectscore=0 adultscore=0 spamscore=0 mlxlogscore=999 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101120092 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9862 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 suspectscore=0 clxscore=1015 impostorscore=0 spamscore=0 priorityscore=1501 mlxscore=0 phishscore=0 mlxlogscore=999 bulkscore=0 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101120092 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Liam R. Howlett --- mm/mmap.c | 23 ----------------------- 1 file changed, 23 deletions(-) diff --git a/mm/mmap.c b/mm/mmap.c index d3dfea031c0d5..1cef158c31909 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -483,29 +483,6 @@ static inline struct vm_area_struct *vma_next(struct mm_struct *mm, return vma->vm_next; } -/* - * munmap_vma_range() - munmap VMAs that overlap a range. - * @mm: The mm struct - * @start: The start of the range. - * @len: The length of the range. - * @pprev: pointer to the pointer that will be set to previous vm_area_struct - * - * Find all the vm_area_struct that overlap from @start to - * @end and munmap them. Set @pprev to the previous vm_area_struct. - * - * Returns: -ENOMEM on munmap failure or 0 on success. - */ -static inline int -munmap_vma_range(struct mm_struct *mm, unsigned long start, unsigned long len, - struct vm_area_struct **pprev, struct list_head *uf) -{ - // Needs optimization. - while (range_has_overlap(mm, start, start + len, pprev)) { - if (do_munmap(mm, start, len, uf)) - return -ENOMEM; - } - return 0; -} static unsigned long count_vma_pages_range(struct mm_struct *mm, unsigned long addr, unsigned long end) { -- 2.28.0