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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01487C00528 for ; Mon, 31 Jul 2023 20:24:38 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E5E7A2800A2; Mon, 31 Jul 2023 16:24:37 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id E0E5928007A; Mon, 31 Jul 2023 16:24:37 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id CD68C2800A2; Mon, 31 Jul 2023 16:24:37 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id BD20028007A for ; Mon, 31 Jul 2023 16:24:37 -0400 (EDT) Received: from smtpin25.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 8B700401EF for ; Mon, 31 Jul 2023 20:24:37 +0000 (UTC) X-FDA: 81073034994.25.79DE095 Received: from mail-yb1-f179.google.com (mail-yb1-f179.google.com [209.85.219.179]) by imf13.hostedemail.com (Postfix) with ESMTP id 3654720016 for ; Mon, 31 Jul 2023 20:24:33 +0000 (UTC) Authentication-Results: imf13.hostedemail.com; dkim=pass header.d=google.com header.s=20221208 header.b=BxOFecJB; dmarc=pass (policy=reject) header.from=google.com; spf=pass (imf13.hostedemail.com: domain of surenb@google.com designates 209.85.219.179 as permitted sender) smtp.mailfrom=surenb@google.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1690835074; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=v1ItbffeIwZatJkOZRxPmlzNWTmdUBzSgiuAZZzzuKQ=; b=4x2C4r2BjF45atJuRHr+BThRMzNYvZxn7udcHU73iuCuu15omHkgwrkdDzuYKGerFlLDcO NkzmVbb+s4ldWtK0sklBjDm3Nx9r/vP9x6FMhSE0t85qhiqIIC6wl3TgtS/nFW6FEvN/Pd A/WhiUZngdlsYCDfFjlCoVCQOexJFV4= ARC-Authentication-Results: i=1; imf13.hostedemail.com; dkim=pass header.d=google.com header.s=20221208 header.b=BxOFecJB; dmarc=pass (policy=reject) header.from=google.com; spf=pass (imf13.hostedemail.com: domain of surenb@google.com designates 209.85.219.179 as permitted sender) smtp.mailfrom=surenb@google.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1690835074; a=rsa-sha256; cv=none; b=jeEsDv1QjFLh9pXbrOVELlYX9mxolnkbdR0lwMOHsVeJazkcLwp/o07asdPGUc4Tb6+DF2 Sm1kEe747GF4+meEFh/3Io36MtP4FaDwSFiblz92xMEB1TfGAnZfqvM87o5uEFmKucYpzn lgicDo0TVfb40diojiOwjhw9LiISHFk= Received: by mail-yb1-f179.google.com with SMTP id 3f1490d57ef6-c5f98fc4237so3923661276.2 for ; Mon, 31 Jul 2023 13:24:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20221208; t=1690835073; x=1691439873; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=v1ItbffeIwZatJkOZRxPmlzNWTmdUBzSgiuAZZzzuKQ=; b=BxOFecJBQJRZe+ru1tsCnhNh41LoO0SH1sfYo82MsHDKiV5uzmMH2HV+rTpo0iS9Je XV6gP/58PgpC3Qr9n/EHWn6ilLCXZ0j9zjGEuHGAWO/Dz6IBJh1Kqt1StNOfp8+RpXOI GgEwLhTUHO5jAGIIo5EWWUn+PqTCnm7yVoYaltoik4VvIWD+HzhCG5VdajSSGM04voKL /cPaXj9R9e+qsqDunrlt6YB9rpDt1SdwAazZ1v0AZKoFj84PdW4QKh/8/zzdEgBccfUS VHVuaJOHKMS2G0RqmsfSypuvki1rMJ0MQkde+syLEvRa/yQqbkmnT1tZLFvyyRjOS6YP vv+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690835073; x=1691439873; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=v1ItbffeIwZatJkOZRxPmlzNWTmdUBzSgiuAZZzzuKQ=; b=KjA8YW07YPR3u4hiKPED1EZKvFqYa8TzODzJSaZ+3BHN+Cd90S51o46d2iVd3iSWIt 8cl9WflIwSPRbfTqc8MpCEezlgsnFMh3EnNQ9E3K9Z4ghXkUnlLe+BuKqnaMUquRazYI XFLtryVPady8auk1SKPgwQieSS7oyiLsFj5qjDaIYVEOKJ5Dn2uzAVPF6Vzv9pyOt+QU 0H8Nvo6gii2p8qRtuT240KX5L/lU3fsMZMuh5WUAdmwIxwmnOWsIUtGifZupLgB+SUt0 07qT2ruqEerC8pOM7Ar/KLkPOABNVnXKre6cZeS2CrlK3AqX3P7IOuPSBXp4icCfQko7 XZQA== X-Gm-Message-State: ABy/qLZcumJwxbrGvGSO9ADDHjRQSLFfehtZiaPQ0S+5tpbJQey440X6 lufUEhm8oI3V6klXjJ/1s7wL1mS7qXY5137PPkP7bQ== X-Google-Smtp-Source: APBJJlGuj8kX+bBpv83ZDzm2NJ6dmZvExyNUG7wdBXD6gLrKUP8Lg+v96RvFbCwdUYG16WEMseHl5z4ySmZTFe1KZeo= X-Received: by 2002:a25:54b:0:b0:d09:2cba:bcac with SMTP id 72-20020a25054b000000b00d092cbabcacmr8248520ybf.65.1690835072954; Mon, 31 Jul 2023 13:24:32 -0700 (PDT) MIME-Version: 1.0 References: <20230731171233.1098105-1-surenb@google.com> <20230731171233.1098105-2-surenb@google.com> In-Reply-To: From: Suren Baghdasaryan Date: Mon, 31 Jul 2023 13:24:21 -0700 Message-ID: Subject: Re: [PATCH 1/6] mm: enable page walking API to lock vmas during the walk To: Linus Torvalds Cc: akpm@linux-foundation.org, jannh@google.com, willy@infradead.org, liam.howlett@oracle.com, david@redhat.com, peterx@redhat.com, ldufour@linux.ibm.com, vbabka@suse.cz, michel@lespinasse.org, jglisse@google.com, mhocko@suse.com, hannes@cmpxchg.org, dave@stgolabs.net, hughd@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, stable@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 3654720016 X-Stat-Signature: ibeadaywf1a3ftxhqapd97drkn37uqzr X-HE-Tag: 1690835073-356581 X-HE-Meta: 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 dN4cTNdH NAHd69LDc1zVhGfinvboMB9OyDlyVoVcxgImiLbpeqJ/5Ui/nEbad7uSszkGiS7Z8xxzJn7dJUbxEKUF2Ke5+S0Pr3fldDVJXNq/Of0v34mBJBgg9j3RWQJ4n1om188cLWzJfEv8fT7y/oNQbY25qxlnyGsRFE/sA4vk2MwdQM1YyZnC0Gr5Y+UT8U3WRZ+mimtzFVByO9hejKfJ81MqjHG64Om+k+xao1DZiIl5mVOpwwKjffL6xZJisQVLRzqdF9M7iF4j4oil5XKNhCw/d8ox//onmdps9NsGu0AzX9QyWP7iErjwYCSBW+Q== X-Bogosity: Ham, tests=bogofilter, spamicity=0.025739, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Jul 31, 2023 at 12:33=E2=80=AFPM Linus Torvalds wrote: > > On Mon, 31 Jul 2023 at 12:31, Suren Baghdasaryan wrot= e: > > > > I got the idea but a couple of modifications, if I may. > > Ack, sounds sane to me. Ok, I'll wait for more feedback today and will post an update tomorrow. Tha= nks! > > Linus