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Fri, 9 Apr 2021 05:48:18 +0000 (GMT) X-Mailer: emacs 27.2 (via feedmail 11-beta-1 I) 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 Subject: Re: [PATCH v3 0/9] Speedup mremap on ppc64 In-Reply-To: <20210330060752.592769-1-aneesh.kumar@linux.ibm.com> References: <20210330060752.592769-1-aneesh.kumar@linux.ibm.com> Date: Fri, 09 Apr 2021 11:18:16 +0530 Message-ID: <87h7kgatzz.fsf@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 2rnZItzo2797eMmJ18YmpBmIEeABtPpK X-Proofpoint-GUID: dcPmjbP--NX3GghEGtquWhl_ZnzDo_JQ X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.761 definitions=2021-04-09_03:2021-04-08,2021-04-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxscore=0 phishscore=0 adultscore=0 lowpriorityscore=0 clxscore=1015 impostorscore=0 mlxlogscore=999 bulkscore=0 malwarescore=0 priorityscore=1501 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000 definitions=main-2104090041 X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: CC3E8A000391 X-Stat-Signature: bffc4gkr7173srnpgxmueypk4i1hahyy Received-SPF: none (linux.ibm.com>: No applicable sender policy available) receiver=imf15; identity=mailfrom; envelope-from=""; helo=mx0a-001b2d01.pphosted.com; client-ip=148.163.156.1 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1617947307-127468 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: "Aneesh Kumar K.V" writes: > This patchset enables MOVE_PMD/MOVE_PUD support on power. This requires > the platform to support updating higher-level page tables without > updating page table entries. This also needs to invalidate the Page Walk > Cache on architecture supporting the same. > > Changes from v2: > * switch from using mmu_gather to flush_pte_tlb_pwc_range() > > Changes from v1: > * Rebase to recent upstream > * Fix build issues with tlb_gather_mmu changes > Gentle ping. Any objections for this series? -aneesh 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=-3.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 D38BAC433ED for ; Fri, 9 Apr 2021 05:49:00 +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 0C2F861108 for ; Fri, 9 Apr 2021 05:49:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0C2F861108 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; 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Fri, 9 Apr 2021 05:48:21 +0000 (GMT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 130FB112063; Fri, 9 Apr 2021 05:48:19 +0000 (GMT) Received: from skywalker.linux.ibm.com (unknown [9.85.88.218]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Fri, 9 Apr 2021 05:48:18 +0000 (GMT) X-Mailer: emacs 27.2 (via feedmail 11-beta-1 I) From: "Aneesh Kumar K.V" To: linux-mm@kvack.org, akpm@linux-foundation.org Subject: Re: [PATCH v3 0/9] Speedup mremap on ppc64 In-Reply-To: <20210330060752.592769-1-aneesh.kumar@linux.ibm.com> References: <20210330060752.592769-1-aneesh.kumar@linux.ibm.com> Date: Fri, 09 Apr 2021 11:18:16 +0530 Message-ID: <87h7kgatzz.fsf@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 2rnZItzo2797eMmJ18YmpBmIEeABtPpK X-Proofpoint-GUID: dcPmjbP--NX3GghEGtquWhl_ZnzDo_JQ X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-04-09_03:2021-04-08, 2021-04-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxscore=0 phishscore=0 adultscore=0 lowpriorityscore=0 clxscore=1015 impostorscore=0 mlxlogscore=999 bulkscore=0 malwarescore=0 priorityscore=1501 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000 definitions=main-2104090041 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: joel@joelfernandes.org, linuxppc-dev@lists.ozlabs.org, npiggin@gmail.com, kaleshsingh@google.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" "Aneesh Kumar K.V" writes: > This patchset enables MOVE_PMD/MOVE_PUD support on power. This requires > the platform to support updating higher-level page tables without > updating page table entries. This also needs to invalidate the Page Walk > Cache on architecture supporting the same. > > Changes from v2: > * switch from using mmu_gather to flush_pte_tlb_pwc_range() > > Changes from v1: > * Rebase to recent upstream > * Fix build issues with tlb_gather_mmu changes > Gentle ping. Any objections for this series? -aneesh