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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 EFEB9C48BE6 for ; Wed, 16 Jun 2021 04:53:25 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 9E1F16101A for ; Wed, 16 Jun 2021 04:53:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9E1F16101A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 426016B0073; Wed, 16 Jun 2021 00:53:25 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 3D5966B0074; Wed, 16 Jun 2021 00:53:25 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 201B96B0075; Wed, 16 Jun 2021 00:53:25 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0030.hostedemail.com [216.40.44.30]) by kanga.kvack.org (Postfix) with ESMTP id E0DD46B0073 for ; Wed, 16 Jun 2021 00:53:24 -0400 (EDT) Received: from smtpin33.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 722C3181AC9BF for ; Wed, 16 Jun 2021 04:53:24 +0000 (UTC) X-FDA: 78258368328.33.7DACC3F Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by imf16.hostedemail.com (Postfix) with ESMTP id 86DEF801934C for ; Wed, 16 Jun 2021 04:53:14 +0000 (UTC) Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 15G4Xha6044531; Wed, 16 Jun 2021 00:53:15 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=8kLOOc2fs7Iv+gJVCr0jAfdSUJAvrT3Spjhvo5+BLX4=; b=TLlrXuhJ7qUz8Rhr66fXozvvQ83GZ9j7BemF9CAq3JzIIJAHpPyTlKDty7xydIitTV6b 3jxDSBCqIlY1yMWa/FX5V3zEHV/YdgBNWsppNsxJqY6Xbg0uaBKuqXiJn+VPo/edKUuz a+nwnL7WVBhdHW0nKPgH19E2KQa872bK5otu8uXMbYzKGS9u3BSgk3uDXoxmBa8wxpwv s5QCgwIUMz8hv3n+Ll2AEDnDSI/bqVuLyEv4JKiqHi51oyCPuWzkSYNyPz6dnmPVmtHp Wx4vntUMpZYYHtMack9jyNlH7nvw+GF3uTQn8NOyRD9lf0i4iB7qJkxjRD+s645trGcE QQ== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3978bau100-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 16 Jun 2021 00:53:15 -0400 Received: from m0098399.ppops.net (m0098399.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 15G4Y7WP045497; Wed, 16 Jun 2021 00:53:15 -0400 Received: from ppma02dal.us.ibm.com (a.bd.3ea9.ip4.static.sl-reverse.com [169.62.189.10]) by mx0a-001b2d01.pphosted.com with ESMTP id 3978bau0yt-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 16 Jun 2021 00:53:15 -0400 Received: from pps.filterd (ppma02dal.us.ibm.com [127.0.0.1]) by ppma02dal.us.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 15G4q9Ik031111; Wed, 16 Jun 2021 04:53:14 GMT Received: from b03cxnp08028.gho.boulder.ibm.com (b03cxnp08028.gho.boulder.ibm.com [9.17.130.20]) by ppma02dal.us.ibm.com with ESMTP id 394mj9vs9h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 16 Jun 2021 04:53:14 +0000 Received: from b03ledav004.gho.boulder.ibm.com (b03ledav004.gho.boulder.ibm.com [9.17.130.235]) by b03cxnp08028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 15G4rCLi26673428 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 16 Jun 2021 04:53:13 GMT Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E0CB27805E; Wed, 16 Jun 2021 04:53:12 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 724067805C; Wed, 16 Jun 2021 04:53:09 +0000 (GMT) Received: from skywalker.ibmuc.com (unknown [9.85.71.33]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 16 Jun 2021 04:53:09 +0000 (GMT) From: "Aneesh Kumar K.V" To: linux-mm@kvack.org, akpm@linux-foundation.org Cc: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, kaleshsingh@google.com, npiggin@gmail.com, joel@joelfernandes.org, Christophe Leroy , Linus Torvalds , "Kirill A . Shutemov" , "Aneesh Kumar K.V" Subject: [PATCH v2 5/6] mm/mremap: Use pmd/pud_poplulate to update page table entries Date: Wed, 16 Jun 2021 10:22:38 +0530 Message-Id: <20210616045239.370802-6-aneesh.kumar@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210616045239.370802-1-aneesh.kumar@linux.ibm.com> References: <20210616045239.370802-1-aneesh.kumar@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: v39UZ1mx-janCxH92ojStg8MhT8wVYH5 X-Proofpoint-ORIG-GUID: mrNWurosJ_Kc-BJoTxVApcAtCdlZp4B8 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.761 definitions=2021-06-15_09:2021-06-15,2021-06-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 spamscore=0 impostorscore=0 mlxlogscore=999 clxscore=1015 priorityscore=1501 mlxscore=0 bulkscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2106160027 Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=ibm.com header.s=pp1 header.b=TLlrXuhJ; spf=pass (imf16.hostedemail.com: domain of aneesh.kumar@linux.ibm.com designates 148.163.156.1 as permitted sender) smtp.mailfrom=aneesh.kumar@linux.ibm.com; dmarc=pass (policy=none) header.from=ibm.com X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 86DEF801934C X-Stat-Signature: 6bpthjt1ta7cz6jo3aidu9yepycjgqk1 X-HE-Tag: 1623819194-322193 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: pmd/pud_populate is the right interface to be used to set the respective page table entries. Some architectures like ppc64 do assume that set_pmd/= pud_at can only be used to set a hugepage PTE. Since we are not setting up a hug= epage PTE here, use the pmd/pud_populate interface. Signed-off-by: Aneesh Kumar K.V --- mm/mremap.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/mm/mremap.c b/mm/mremap.c index 97313e316a4d..72fa0491681e 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -26,6 +26,7 @@ =20 #include #include +#include =20 #include "internal.h" =20 @@ -258,8 +259,7 @@ static bool move_normal_pmd(struct vm_area_struct *vm= a, unsigned long old_addr, =20 VM_BUG_ON(!pmd_none(*new_pmd)); =20 - /* Set the new pmd */ - set_pmd_at(mm, new_addr, new_pmd, pmd); + pmd_populate(mm, new_pmd, pmd_pgtable(pmd)); flush_tlb_range(vma, old_addr, old_addr + PMD_SIZE); if (new_ptl !=3D old_ptl) spin_unlock(new_ptl); @@ -306,8 +306,7 @@ static bool move_normal_pud(struct vm_area_struct *vm= a, unsigned long old_addr, =20 VM_BUG_ON(!pud_none(*new_pud)); =20 - /* Set the new pud */ - set_pud_at(mm, new_addr, new_pud, pud); + pud_populate(mm, new_pud, pud_pgtable(pud)); flush_tlb_range(vma, old_addr, old_addr + PUD_SIZE); if (new_ptl !=3D old_ptl) spin_unlock(new_ptl); --=20 2.31.1 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 7ABB0C48BE6 for ; Wed, 16 Jun 2021 04:55:59 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 135DE61351 for ; Wed, 16 Jun 2021 04:55:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 135DE61351 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4G4XvL3VCTz3c30 for ; Wed, 16 Jun 2021 14:55:58 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=TLlrXuhJ; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=aneesh.kumar@linux.ibm.com; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=TLlrXuhJ; dkim-atps=neutral Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4G4XrR3CPcz3078 for ; Wed, 16 Jun 2021 14:53:27 +1000 (AEST) Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 15G4Xha6044531; Wed, 16 Jun 2021 00:53:15 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=8kLOOc2fs7Iv+gJVCr0jAfdSUJAvrT3Spjhvo5+BLX4=; b=TLlrXuhJ7qUz8Rhr66fXozvvQ83GZ9j7BemF9CAq3JzIIJAHpPyTlKDty7xydIitTV6b 3jxDSBCqIlY1yMWa/FX5V3zEHV/YdgBNWsppNsxJqY6Xbg0uaBKuqXiJn+VPo/edKUuz a+nwnL7WVBhdHW0nKPgH19E2KQa872bK5otu8uXMbYzKGS9u3BSgk3uDXoxmBa8wxpwv s5QCgwIUMz8hv3n+Ll2AEDnDSI/bqVuLyEv4JKiqHi51oyCPuWzkSYNyPz6dnmPVmtHp Wx4vntUMpZYYHtMack9jyNlH7nvw+GF3uTQn8NOyRD9lf0i4iB7qJkxjRD+s645trGcE QQ== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3978bau100-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 16 Jun 2021 00:53:15 -0400 Received: from m0098399.ppops.net (m0098399.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 15G4Y7WP045497; Wed, 16 Jun 2021 00:53:15 -0400 Received: from ppma02dal.us.ibm.com (a.bd.3ea9.ip4.static.sl-reverse.com [169.62.189.10]) by mx0a-001b2d01.pphosted.com with ESMTP id 3978bau0yt-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 16 Jun 2021 00:53:15 -0400 Received: from pps.filterd (ppma02dal.us.ibm.com [127.0.0.1]) by ppma02dal.us.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 15G4q9Ik031111; Wed, 16 Jun 2021 04:53:14 GMT Received: from b03cxnp08028.gho.boulder.ibm.com (b03cxnp08028.gho.boulder.ibm.com [9.17.130.20]) by ppma02dal.us.ibm.com with ESMTP id 394mj9vs9h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 16 Jun 2021 04:53:14 +0000 Received: from b03ledav004.gho.boulder.ibm.com (b03ledav004.gho.boulder.ibm.com [9.17.130.235]) by b03cxnp08028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 15G4rCLi26673428 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 16 Jun 2021 04:53:13 GMT Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E0CB27805E; Wed, 16 Jun 2021 04:53:12 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 724067805C; Wed, 16 Jun 2021 04:53:09 +0000 (GMT) Received: from skywalker.ibmuc.com (unknown [9.85.71.33]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 16 Jun 2021 04:53:09 +0000 (GMT) From: "Aneesh Kumar K.V" To: linux-mm@kvack.org, akpm@linux-foundation.org Subject: [PATCH v2 5/6] mm/mremap: Use pmd/pud_poplulate to update page table entries Date: Wed, 16 Jun 2021 10:22:38 +0530 Message-Id: <20210616045239.370802-6-aneesh.kumar@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210616045239.370802-1-aneesh.kumar@linux.ibm.com> References: <20210616045239.370802-1-aneesh.kumar@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: v39UZ1mx-janCxH92ojStg8MhT8wVYH5 X-Proofpoint-ORIG-GUID: mrNWurosJ_Kc-BJoTxVApcAtCdlZp4B8 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-06-15_09:2021-06-15, 2021-06-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 spamscore=0 impostorscore=0 mlxlogscore=999 clxscore=1015 priorityscore=1501 mlxscore=0 bulkscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2106160027 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Aneesh Kumar K.V" , Linus Torvalds , npiggin@gmail.com, kaleshsingh@google.com, joel@joelfernandes.org, "Kirill A . Shutemov" , linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" pmd/pud_populate is the right interface to be used to set the respective page table entries. Some architectures like ppc64 do assume that set_pmd/pud_at can only be used to set a hugepage PTE. Since we are not setting up a hugepage PTE here, use the pmd/pud_populate interface. Signed-off-by: Aneesh Kumar K.V --- mm/mremap.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/mm/mremap.c b/mm/mremap.c index 97313e316a4d..72fa0491681e 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -26,6 +26,7 @@ #include #include +#include #include "internal.h" @@ -258,8 +259,7 @@ static bool move_normal_pmd(struct vm_area_struct *vma, unsigned long old_addr, VM_BUG_ON(!pmd_none(*new_pmd)); - /* Set the new pmd */ - set_pmd_at(mm, new_addr, new_pmd, pmd); + pmd_populate(mm, new_pmd, pmd_pgtable(pmd)); flush_tlb_range(vma, old_addr, old_addr + PMD_SIZE); if (new_ptl != old_ptl) spin_unlock(new_ptl); @@ -306,8 +306,7 @@ static bool move_normal_pud(struct vm_area_struct *vma, unsigned long old_addr, VM_BUG_ON(!pud_none(*new_pud)); - /* Set the new pud */ - set_pud_at(mm, new_addr, new_pud, pud); + pud_populate(mm, new_pud, pud_pgtable(pud)); flush_tlb_range(vma, old_addr, old_addr + PUD_SIZE); if (new_ptl != old_ptl) spin_unlock(new_ptl); -- 2.31.1