From nobody Fri May 17 12:44:41 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linux.ibm.com ARC-Seal: i=1; a=rsa-sha256; t=1658756589; cv=none; d=zohomail.com; s=zohoarc; b=Cr3EEzpSNuxy2pvyPP6iMZkepuUD/loSqwPP1gbmDrKiS5OS4m+5wvc+wyg50WORGytq/GyLd092lQ2bIQsfFmJcUHTPrTYBkbG4UeWj3OnYbYb4UkNfTiZU6l/uy70CHOPk2+DGFSeg5EClKNtPkAVwzcnMPv9U1ldmbixgxec= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1658756589; h=Content-Transfer-Encoding:Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:To; bh=BIV0GJbaNk1AEEPVnFZ7z/2cNKwzNIzBQ5JiuW0IWGQ=; b=aajDKkRR4wHNzxnXn8hwXZgD37qfTPKpDSUmzWyIsRuMtPZ+NHoQj7h4Mvw51xIpj/R7416dGZex6c6bS0rah8vgT6n1eGYhhe2X384VHdtoaFKhFNh8JsfHxy2vxwZxArf8q8b+pZJgxzMW8KjvuAs6g/0g1wQnCwET/7eeliA= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 165875658994410.211203960775947; Mon, 25 Jul 2022 06:43:09 -0700 (PDT) Received: from localhost ([::1]:35268 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oFyMV-0004hS-UA for importer@patchew.org; Mon, 25 Jul 2022 09:43:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41040) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oFyKf-0003uI-6e for qemu-devel@nongnu.org; Mon, 25 Jul 2022 09:41:13 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:42490) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oFyKc-0004fG-Nt for qemu-devel@nongnu.org; Mon, 25 Jul 2022 09:41:12 -0400 Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 26PDKpFZ020813; Mon, 25 Jul 2022 13:41:09 GMT Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3hhuyv0jw0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Jul 2022 13:41:09 +0000 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 26PDbVbx014404; Mon, 25 Jul 2022 13:41:06 GMT Received: from b06cxnps3074.portsmouth.uk.ibm.com (d06relay09.portsmouth.uk.ibm.com [9.149.109.194]) by ppma06ams.nl.ibm.com with ESMTP id 3hg97tah4r-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Jul 2022 13:41:06 +0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps3074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 26PDf2Sf19988946 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 25 Jul 2022 13:41:02 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id F01E64C046; Mon, 25 Jul 2022 13:41:01 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A57CD4C040; Mon, 25 Jul 2022 13:41:01 +0000 (GMT) Received: from heavy.lan (unknown [9.171.40.49]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 25 Jul 2022 13:41:01 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=BIV0GJbaNk1AEEPVnFZ7z/2cNKwzNIzBQ5JiuW0IWGQ=; b=jkznFqhH+V1grTDbVOIAX/Nd7eNnHmg1FX9QEIDz1I/G9yLGZMkbuFQjGAQtKgVCzHKY dpsMhdYZ23NIodR0071c7/A7cIKTxsZb65jBJJwQU9IA/B9qZQ7oAsmWIptJkvgk5kQw VgN6LhoEsgq1/+8cE/EZLBRssLPjLKnjP41adT3blO75ycN0XS0dLSklKHnBzU36hkbQ dguZQLsRpgo5TNHFsdGQXicufvskqovjrTFRu1z7f5K2JCVa+2/zRN7h78C8/Y9cEFj3 hwGTbmsCUhvNFq6+vIIkTCWGAuXiMLN32Wc6CdVxUqGCAWlT95HsEinGZ5ndfjbebJcB dQ== From: Ilya Leoshkevich To: Laurent Vivier Cc: qemu-devel@nongnu.org, Christian Borntraeger , Ilya Leoshkevich Subject: [PATCH] linux-user: Do not treat madvise()'s advice as a bitmask Date: Mon, 25 Jul 2022 15:41:00 +0200 Message-Id: <20220725134100.128035-1-iii@linux.ibm.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 14-098v0BnuoV7LZoPKHjcuXQ9jNDbEd X-Proofpoint-ORIG-GUID: 14-098v0BnuoV7LZoPKHjcuXQ9jNDbEd X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-07-25_09,2022-07-25_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=958 bulkscore=0 lowpriorityscore=0 impostorscore=0 mlxscore=0 adultscore=0 priorityscore=1501 spamscore=0 phishscore=0 malwarescore=0 clxscore=1015 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207250057 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.158.5; envelope-from=iii@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1658756591210100001 Content-Type: text/plain; charset="utf-8" Advice is enum, not flags. Doing (advice & MADV_DONTNEED) also matches e.g. MADV_MERGEABLE. Signed-off-by: Ilya Leoshkevich Reviewed-by: Laurent Vivier --- linux-user/mmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/linux-user/mmap.c b/linux-user/mmap.c index 4e7a6be6ee..edceaca4a8 100644 --- a/linux-user/mmap.c +++ b/linux-user/mmap.c @@ -891,7 +891,7 @@ abi_long target_madvise(abi_ulong start, abi_ulong len_= in, int advice) * anonymous mappings. In this case passthrough is safe, so do it. */ mmap_lock(); - if ((advice & MADV_DONTNEED) && + if (advice =3D=3D MADV_DONTNEED && can_passthrough_madv_dontneed(start, end)) { ret =3D get_errno(madvise(g2h_untagged(start), len, MADV_DONTNEED)= ); } --=20 2.35.3