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 DA3EDC433E9 for ; Tue, 12 Jan 2021 16:15:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A38E82222F for ; Tue, 12 Jan 2021 16:15:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2393018AbhALQPC (ORCPT ); Tue, 12 Jan 2021 11:15:02 -0500 Received: from aserp2120.oracle.com ([141.146.126.78]:34986 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392994AbhALQPB (ORCPT ); Tue, 12 Jan 2021 11:15:01 -0500 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 10CGDmBG162418; Tue, 12 Jan 2021 16:13:48 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=8/tbln6Ed4bVYZCPLbx16mF1fKyh4PV2tLwWPxcF+Y8=; b=U/WiS2A+MLquEzlR+x/8vUY8xylcoFl7drmCn/XniuretI9e6Fq2No3rUVjoO/5a0WNB IuSafeereiwL+xDiDHISJGJPFR583ECIG8S+Gronoij4l1FGg847x1Q7MquceeG7iuDb gAaSicKvhwUtQie56wlWnTCtslEOb/jaCMyreDJ+rfXUOpdUuSfnRLi3mxbjROCaHHFC ZjNaJKjU2tpqHW2wN/I5SlcLoh7NBByUAUEO3xdoF6ZJeRMukrRMq+EmDyQN48lGzd23 0kvwSTglCEwyMMpOophuNSS29RHopgSazJq3S8JRhM5urkgtr8wpqylZUd5I8/S5f6HX 0Q== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by aserp2120.oracle.com with ESMTP id 360kcyq5eg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Jan 2021 16:13:48 +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 10CGAWNh161827; Tue, 12 Jan 2021 16:13:44 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userp3020.oracle.com with ESMTP id 360kf5q4jf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Jan 2021 16:13:44 +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 10CGDhda004425; Tue, 12 Jan 2021 16:13:43 GMT Received: from revolver.jebus.ca (/23.233.25.87) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 12 Jan 2021 08:13:43 -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 31/70] arch/powerpc: Remove mmap linked list from mm/book2s32/subpage_prot Date: Tue, 12 Jan 2021 11:12:01 -0500 Message-Id: <20210112161240.2024684-32-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 suspectscore=0 malwarescore=0 mlxlogscore=999 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 adultscore=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 spamscore=0 phishscore=0 impostorscore=0 bulkscore=0 adultscore=0 suspectscore=0 malwarescore=0 lowpriorityscore=0 clxscore=1015 mlxlogscore=999 mlxscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101120093 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Start using the maple tree Signed-off-by: Liam R. Howlett --- arch/powerpc/mm/book3s64/subpage_prot.c | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-) diff --git a/arch/powerpc/mm/book3s64/subpage_prot.c b/arch/powerpc/mm/book3s64/subpage_prot.c index 60c6ea16a972a..ada1531f81be9 100644 --- a/arch/powerpc/mm/book3s64/subpage_prot.c +++ b/arch/powerpc/mm/book3s64/subpage_prot.c @@ -149,24 +149,15 @@ static void subpage_mark_vma_nohuge(struct mm_struct *mm, unsigned long addr, unsigned long len) { struct vm_area_struct *vma; + MA_STATE(mas, &mm->mm_mt, addr, addr); /* * We don't try too hard, we just mark all the vma in that range * VM_NOHUGEPAGE and split them. */ - vma = find_vma(mm, addr); - /* - * If the range is in unmapped range, just return - */ - if (vma && ((addr + len) <= vma->vm_start)) - return; - - while (vma) { - if (vma->vm_start >= (addr + len)) - break; + mas_for_each(&mas, vma, addr + len) { vma->vm_flags |= VM_NOHUGEPAGE; walk_page_vma(vma, &subpage_walk_ops, NULL); - vma = vma->vm_next; } } #else -- 2.28.0