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 3C3ACC433E6 for ; Tue, 12 Jan 2021 16:14:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 001A7223E8 for ; Tue, 12 Jan 2021 16:14:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392790AbhALQOg (ORCPT ); Tue, 12 Jan 2021 11:14:36 -0500 Received: from userp2130.oracle.com ([156.151.31.86]:41696 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392754AbhALQOe (ORCPT ); Tue, 12 Jan 2021 11:14:34 -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 10CG980L181173; Tue, 12 Jan 2021 16:13:21 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=kVpvdfxd3L7/j0RPZoAVv8TfHOAf56J1c3geoQhB48g=; b=V0HTCG3F7qaFwv6klQ4XLkxeDBGm3Y+KhIl1spYgClxT1d/tAeWr0PjCJpSCcpiMs39C GsUvdM4+Zp7NSRHJ2QUia3oEXPUatKA7F3QhAe4ksgu2u1cjZ6em0Z/CFyWjaOjgwCS3 45quKwkZf3wDA9y0jsOy+UlWgYRcSmBHdD4+O8wdmhFyJJi4Eu++Qi7H2kDT0rgPQ8m4 z48aUIwJ5NxqO97UqmGAr9hM2ZQWwSwoCPM3zyzsFpgqCFkm5zzMPDEbCjRqjcbs2+9x XOJpHseKB/Ggi/MF//VkHthqvDPkuZ2CxmAaBdiyR4fNaHNnFYuNC71m1Xe/K4br7sBt 6A== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by userp2130.oracle.com with ESMTP id 360kvjy1jy-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Jan 2021 16:13:21 +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 10CGA1be094411; Tue, 12 Jan 2021 16:13:20 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserp3030.oracle.com with ESMTP id 360key122k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Jan 2021 16:13:20 +0000 Received: from abhmp0012.oracle.com (abhmp0012.oracle.com [141.146.116.18]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 10CGDJ9K019447; Tue, 12 Jan 2021 16:13:19 GMT Received: from revolver.jebus.ca (/23.233.25.87) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 12 Jan 2021 08:13:19 -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 15/70] mm/mmap: Change vm_brk_flags() to use mm_populate_vma() Date: Tue, 12 Jan 2021 11:11:45 -0500 Message-Id: <20210112161240.2024684-16-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=857 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 mlxlogscore=861 phishscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 impostorscore=0 spamscore=0 mlxscore=0 suspectscore=0 adultscore=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 Skip searching for the vma to populate after creating it by passing in a pointer. Signed-off-by: Liam R. Howlett --- mm/mmap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/mmap.c b/mm/mmap.c index f500d5e490f1c..cab665a6daa05 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -3045,10 +3045,10 @@ int vm_brk_flags(unsigned long addr, unsigned long request, unsigned long flags) // This vma left intentionally blank. mas_walk(&mas); ret = do_brk_flags(&mas, &vma, addr, len, flags); - populate = ((mm->def_flags & VM_LOCKED) != 0); mmap_write_unlock(mm); + populate = ((mm->def_flags & VM_LOCKED) != 0); if (populate && !ret) - mm_populate(addr, len); + mm_populate_vma(vma, addr, addr + len); return ret; } EXPORT_SYMBOL(vm_brk_flags); -- 2.28.0