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=-18.8 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 B2948C0018C for ; Thu, 10 Dec 2020 17:08:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7117623340 for ; Thu, 10 Dec 2020 17:08:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404036AbgLJRIC (ORCPT ); Thu, 10 Dec 2020 12:08:02 -0500 Received: from userp2130.oracle.com ([156.151.31.86]:60710 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2403968AbgLJRHw (ORCPT ); Thu, 10 Dec 2020 12:07:52 -0500 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0BAGo0V3119780; Thu, 10 Dec 2020 17:06:57 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=XAp5elkJDpcgqiBpv2K4Zs1LwKH6+MF8GFhzUCjnT2w=; b=NrnbZK/zOwQ/zaes0GY6FbUNtTsLD03DU7TpR91WQ52TSEadAltgQLtwqqkA1tBe4MLA EfZvvsgfnOCvMK8QGyibBHNsUymIw7fV82spGJwGvEtY0GqXJ6fmwm5TDm69GkdqdUmD y4qtan/0FRqrilloQn7o4RnXeP/eaIFTAdlfUGab3ca+U8+BA6ZrkizvynMmMF7cztBB UydTt+VQ8dHzyBgGPZVZDTRUdYLua03l7W3E0CoDjj/yycdLU/bDEm73oHCkDaxUw0xo ZnPD1IrVAre1mONHD/PlPhZTdcvronlwE1wAnbSQ4Fpl+YEbchONOCCVXgHjsHggN07z tQ== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by userp2130.oracle.com with ESMTP id 3581mr6fwx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 10 Dec 2020 17:06:56 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0BAGwsn3080099; Thu, 10 Dec 2020 17:04:56 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by userp3020.oracle.com with ESMTP id 358kywm3dc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 10 Dec 2020 17:04:56 +0000 Received: from abhmp0009.oracle.com (abhmp0009.oracle.com [141.146.116.15]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 0BAH4tbj005278; Thu, 10 Dec 2020 17:04:55 GMT Received: from revolver.jebus.ca (/23.233.25.87) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 10 Dec 2020 09:04:54 -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 Subject: [PATCH 18/28] mm/mmap: Drop munmap_vma_range() Date: Thu, 10 Dec 2020 12:03:52 -0500 Message-Id: <20201210170402.3468568-19-Liam.Howlett@Oracle.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201210170402.3468568-1-Liam.Howlett@Oracle.com> References: <20201210170402.3468568-1-Liam.Howlett@Oracle.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9830 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 spamscore=0 mlxscore=0 malwarescore=0 suspectscore=0 mlxlogscore=999 bulkscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012100106 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9830 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 mlxlogscore=999 clxscore=1015 malwarescore=0 priorityscore=1501 adultscore=0 lowpriorityscore=0 phishscore=0 spamscore=0 impostorscore=0 mlxscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012100106 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 f94a5c17252f2..d7a7d01f696c1 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -475,29 +475,6 @@ 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