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=-24.8 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1,USER_IN_DEF_DKIM_WL autolearn=unavailable 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 4E169C43462 for ; Wed, 28 Apr 2021 00:04:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2F4D2613FF for ; Wed, 28 Apr 2021 00:04:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238536AbhD1AEw (ORCPT ); Tue, 27 Apr 2021 20:04:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41140 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238399AbhD1AEu (ORCPT ); Tue, 27 Apr 2021 20:04:50 -0400 Received: from mail-oi1-x231.google.com (mail-oi1-x231.google.com [IPv6:2607:f8b0:4864:20::231]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F06BCC06175F for ; Tue, 27 Apr 2021 17:04:06 -0700 (PDT) Received: by mail-oi1-x231.google.com with SMTP id k25so61389097oic.4 for ; Tue, 27 Apr 2021 17:04:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:in-reply-to:message-id:references :user-agent:mime-version; bh=oAsXSdHV4QEHuWs1CZyCI+yqX4rqMIruOm/fgXYjaRM=; b=HWYZM3KyeyimNvegZZQjUm8uQj1OWj5yhq5CWXhgxbKYhQoR30IFdz9niNiKZRg3cz 4ekDbd28rEMNtS1MUoHtX71oBm71IZfihg2lunPU07LayCLGWQ78GFv5qUuDgW8JYAqS jhG1xgILzczsJKqq4q9lU8dPJwu9eQCs5BbWCfOgls83uOzsOqFww735tC6Ekm08MeMO fCvL2/mUZWe62n+N1gr95Ek0FNeWOFn6xlh2qIw+MoOPg3RM4UN6UqyFp1lxjLhNg6XS jCjDzhzIqAsRs/Um0A42rwoZr+cMJ9c3RQlffD8kEfDp7pL3VLO3RY1Nb8aXKKqU4mTc HJVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:in-reply-to:message-id :references:user-agent:mime-version; bh=oAsXSdHV4QEHuWs1CZyCI+yqX4rqMIruOm/fgXYjaRM=; b=W91eowS0M8FyYm3I5YrEstHOQUOWLHc9f4FDVhbCJqcuB+tNIB0yn2ou2Hyy4JsdCK 6XZFHitPOinZuY6Pq6F0AQJLofRKvs5sZlCWVWCRrjyAu3pScZw9+wlaakTpTGUaKQYy YV04hXvmGZJdw7kTYxLqy1nwnlFheR/BaESqetyQp2uLmjC4NB6zrCfinHkOHE5gsNjW nsKcOTZTv5rhU3x+RL7AezFQ41Q2KB2wec3eWkAKV1Z9wc1qXNlCbgTLvKFkl2uRHW0v DCL48aeFrl6h30xFywQTQJyHuEU5c6qjx1HQAWUaAMItO3lFmLtGyihdMDsjeB8vqGZy q9tg== X-Gm-Message-State: AOAM530J/HFjV858pS2qp9xEGFyBJegZgVHfQFGskcEeyehvcj8sEekE KNfW6HQQQPSYw8wgGal87+0cFg== X-Google-Smtp-Source: ABdhPJyLpZfOVebc2s1q9XaKLov1Xm63RPYTSU9kHdX4wvftNcLKJkGcOjT+vbUOmiL1m62W9wQAyQ== X-Received: by 2002:aca:3bc4:: with SMTP id i187mr624500oia.174.1619568246166; Tue, 27 Apr 2021 17:04:06 -0700 (PDT) Received: from eggly.attlocal.net (172-10-233-147.lightspeed.sntcca.sbcglobal.net. [172.10.233.147]) by smtp.gmail.com with ESMTPSA id n37sm336776otn.9.2021.04.27.17.04.04 (version=TLS1 cipher=ECDHE-ECDSA-AES128-SHA bits=128/128); Tue, 27 Apr 2021 17:04:05 -0700 (PDT) Date: Tue, 27 Apr 2021 17:04:03 -0700 (PDT) From: Hugh Dickins X-X-Sender: hugh@eggly.anvils To: Axel Rasmussen cc: Alexander Viro , Andrea Arcangeli , Andrew Morton , Hugh Dickins , Jerome Glisse , Joe Perches , Lokesh Gidra , Mike Kravetz , Mike Rapoport , Peter Xu , Shaohua Li , Shuah Khan , Stephen Rothwell , Wang Qing , linux-api@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, Brian Geffon , "Dr . David Alan Gilbert" , Mina Almasry , Oliver Upton Subject: Re: [PATCH v5 05/10] userfaultfd/shmem: advertise shmem minor fault support In-Reply-To: <20210427225244.4326-6-axelrasmussen@google.com> Message-ID: References: <20210427225244.4326-1-axelrasmussen@google.com> <20210427225244.4326-6-axelrasmussen@google.com> User-Agent: Alpine 2.11 (LSU 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 27 Apr 2021, Axel Rasmussen wrote: > Now that the feature is fully implemented (the faulting path hooks exist > so userspace is notified, and the ioctl to resolve such faults is > available), advertise this as a supported feature. > > Signed-off-by: Axel Rasmussen Acked-by: Hugh Dickins > --- > Documentation/admin-guide/mm/userfaultfd.rst | 3 ++- > fs/userfaultfd.c | 3 ++- > include/uapi/linux/userfaultfd.h | 7 ++++++- > 3 files changed, 10 insertions(+), 3 deletions(-) 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=-24.8 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1,USER_IN_DEF_DKIM_WL 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 BD64DC43461 for ; Wed, 28 Apr 2021 00:04:08 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 4CAE261401 for ; Wed, 28 Apr 2021 00:04:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4CAE261401 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id DA1D76B0036; Tue, 27 Apr 2021 20:04:07 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D797F6B0070; Tue, 27 Apr 2021 20:04:07 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BF2A96B0071; Tue, 27 Apr 2021 20:04:07 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0005.hostedemail.com [216.40.44.5]) by kanga.kvack.org (Postfix) with ESMTP id A8FB66B0036 for ; Tue, 27 Apr 2021 20:04:07 -0400 (EDT) Received: from smtpin35.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 6E3E5180AD811 for ; Wed, 28 Apr 2021 00:04:07 +0000 (UTC) X-FDA: 78079828134.35.DA6FA57 Received: from mail-oi1-f181.google.com (mail-oi1-f181.google.com [209.85.167.181]) by imf07.hostedemail.com (Postfix) with ESMTP id A8E57A000187 for ; Wed, 28 Apr 2021 00:04:06 +0000 (UTC) Received: by mail-oi1-f181.google.com with SMTP id e25so31407074oii.2 for ; Tue, 27 Apr 2021 17:04:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:in-reply-to:message-id:references :user-agent:mime-version; bh=oAsXSdHV4QEHuWs1CZyCI+yqX4rqMIruOm/fgXYjaRM=; b=HWYZM3KyeyimNvegZZQjUm8uQj1OWj5yhq5CWXhgxbKYhQoR30IFdz9niNiKZRg3cz 4ekDbd28rEMNtS1MUoHtX71oBm71IZfihg2lunPU07LayCLGWQ78GFv5qUuDgW8JYAqS jhG1xgILzczsJKqq4q9lU8dPJwu9eQCs5BbWCfOgls83uOzsOqFww735tC6Ekm08MeMO fCvL2/mUZWe62n+N1gr95Ek0FNeWOFn6xlh2qIw+MoOPg3RM4UN6UqyFp1lxjLhNg6XS jCjDzhzIqAsRs/Um0A42rwoZr+cMJ9c3RQlffD8kEfDp7pL3VLO3RY1Nb8aXKKqU4mTc HJVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:in-reply-to:message-id :references:user-agent:mime-version; bh=oAsXSdHV4QEHuWs1CZyCI+yqX4rqMIruOm/fgXYjaRM=; b=DF9ubadFSr8A6lO8emXUcTaKvTnCa3XWPHtX3YKDfrLNfzPCJvCnio7401g3N2Br76 FoWQU6pUwMFdxSOirN/6Oh5rCJO5ixvdtc7hwg3aKVo3Q5dw9BcirPOXT9tJ0tR144yq hN8z+4mmFJUG0pYn1v3RUyV5Xr3ix8D8gEW/UJKWMKNFfz0KLOKGMeoNRupfNc7fXAM7 3Qd/7ZBr25kGCc47z+r0VFRnPUPVzhpMmyS9wZBIJM8xt4Msl3i5boO2g48Ln+IF3/pc C8Uv5am94lbrWZ2fZ6XcVa6TsHFTvIQNOq/JAzqZg7fRDoEH0IB6OKWfkSr8CMUUrIgU iWKw== X-Gm-Message-State: AOAM531OJCJCjd1SSH6lS5A4kC/ExgYn9Q2IexARidEdTop9LtHDQTgy SGZQENSWzu1rt0QpIq/2ZFAS1g== X-Google-Smtp-Source: ABdhPJyLpZfOVebc2s1q9XaKLov1Xm63RPYTSU9kHdX4wvftNcLKJkGcOjT+vbUOmiL1m62W9wQAyQ== X-Received: by 2002:aca:3bc4:: with SMTP id i187mr624500oia.174.1619568246166; Tue, 27 Apr 2021 17:04:06 -0700 (PDT) Received: from eggly.attlocal.net (172-10-233-147.lightspeed.sntcca.sbcglobal.net. [172.10.233.147]) by smtp.gmail.com with ESMTPSA id n37sm336776otn.9.2021.04.27.17.04.04 (version=TLS1 cipher=ECDHE-ECDSA-AES128-SHA bits=128/128); Tue, 27 Apr 2021 17:04:05 -0700 (PDT) Date: Tue, 27 Apr 2021 17:04:03 -0700 (PDT) From: Hugh Dickins X-X-Sender: hugh@eggly.anvils To: Axel Rasmussen cc: Alexander Viro , Andrea Arcangeli , Andrew Morton , Hugh Dickins , Jerome Glisse , Joe Perches , Lokesh Gidra , Mike Kravetz , Mike Rapoport , Peter Xu , Shaohua Li , Shuah Khan , Stephen Rothwell , Wang Qing , linux-api@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, Brian Geffon , "Dr . David Alan Gilbert" , Mina Almasry , Oliver Upton Subject: Re: [PATCH v5 05/10] userfaultfd/shmem: advertise shmem minor fault support In-Reply-To: <20210427225244.4326-6-axelrasmussen@google.com> Message-ID: References: <20210427225244.4326-1-axelrasmussen@google.com> <20210427225244.4326-6-axelrasmussen@google.com> User-Agent: Alpine 2.11 (LSU 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: A8E57A000187 X-Stat-Signature: m9o9cb4bouo39fyy396869wxi39g9nns Received-SPF: none (google.com>: No applicable sender policy available) receiver=imf07; identity=mailfrom; envelope-from=""; helo=mail-oi1-f181.google.com; client-ip=209.85.167.181 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1619568246-95483 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: On Tue, 27 Apr 2021, Axel Rasmussen wrote: > Now that the feature is fully implemented (the faulting path hooks exist > so userspace is notified, and the ioctl to resolve such faults is > available), advertise this as a supported feature. > > Signed-off-by: Axel Rasmussen Acked-by: Hugh Dickins > --- > Documentation/admin-guide/mm/userfaultfd.rst | 3 ++- > fs/userfaultfd.c | 3 ++- > include/uapi/linux/userfaultfd.h | 7 ++++++- > 3 files changed, 10 insertions(+), 3 deletions(-)