From nobody Thu Jan 25 00:38:40 2024 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4TL24t6JMdz592CP; Thu, 25 Jan 2024 00:38:54 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-lj1-f172.google.com (mail-lj1-f172.google.com [209.85.208.172]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4TL24t0Nn9z419Y; Thu, 25 Jan 2024 00:38:54 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=freebsd.org (policy=none); spf=pass (mx1.freebsd.org: domain of carpeddiem@gmail.com designates 209.85.208.172 as permitted sender) smtp.mailfrom=carpeddiem@gmail.com Received: by mail-lj1-f172.google.com with SMTP id 38308e7fff4ca-2cf1524cb17so28042271fa.2; Wed, 24 Jan 2024 16:38:54 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1706143132; x=1706747932; h=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=xE5T6/zBUYMrGvtGRbDR75KLcB67zzD7PF5zwlpgsqw=; b=HithtMiEZ11a9Mom2Olw1FDRrCF3eXBJ9ACijanC59mMnUcpIto2qKrfbfWiv5H86a G/d/rmyTfk3FOYhLBwVway4gPzN9iyVsC2ehZ+Y4Y+cajqDOX4N6VLMk0LAUV8/x07Nr Se4sTKG5EiNCl/3OdEJ6rBS3kmD6rmbrEYfPY45y/q4UyCKYoTO+3SDC9/TjGQeRzn8f 0v5Pa/xtB5QcR3uB1dmIINg20q8VuvmV/+S423dNz9DKgqxvWx/5UllPpAoQk8/WB4+D qqfyxHpnFDZjV6fnZJxkfuD+KccX3g+nkL48FEcb5p+f0uIVrewpq9eJid/pkl6pbrib D/Eg== X-Gm-Message-State: AOJu0Ywf3ck1KeexO/rztNYBwuCuJvKSFGUltObzwZW7a9oyfIbmHdSH rz8+dXD0sg+2yL3yr+R1pOLQCPc+9uWBcKFci0tZFDiaGM68AYQ1+jB5Kv2NoXAVtPPuYYdypmu I97+iYnWiMtEUvfig7IDcJ9M/mJVwqhADWxA= X-Google-Smtp-Source: AGHT+IHjG87qolCNRPmMhQIXNSz/HoiQD21u8ZC1ZcBGE+g6kVJrQ/+L2ymve3otQh3M45XayJeSOAirTAovNtvEg0c= X-Received: by 2002:a2e:819a:0:b0:2cf:20f5:efdb with SMTP id e26-20020a2e819a000000b002cf20f5efdbmr87746ljg.38.1706143132005; Wed, 24 Jan 2024 16:38:52 -0800 (PST) List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org MIME-Version: 1.0 References: <202401241956.40OJuD8e023568@gitrepo.freebsd.org> In-Reply-To: From: Ed Maste Date: Wed, 24 Jan 2024 19:38:40 -0500 Message-ID: Subject: Re: git: 54d31cfb2789 - main - mount: document atime option To: Rick Macklem Cc: src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Spamd-Bar: - X-Spamd-Result: default: False [-1.58 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_SPAM_SHORT(0.32)[0.315]; FORGED_SENDER(0.30)[emaste@freebsd.org,carpeddiem@gmail.com]; R_SPF_ALLOW(-0.20)[+ip4:209.85.128.0/17]; MIME_GOOD(-0.10)[text/plain]; DMARC_POLICY_SOFTFAIL(0.10)[freebsd.org : SPF not aligned (relaxed), No valid DKIM,none]; RCVD_TLS_LAST(0.00)[]; FREEMAIL_TO(0.00)[gmail.com]; FROM_HAS_DN(0.00)[]; ARC_NA(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; MISSING_XM_UA(0.00)[]; FREEFALL_USER(0.00)[carpeddiem]; FREEMAIL_ENVFROM(0.00)[gmail.com]; MLMMJ_DEST(0.00)[dev-commits-src-all@freebsd.org,dev-commits-src-main@freebsd.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; FROM_NEQ_ENVFROM(0.00)[emaste@freebsd.org,carpeddiem@gmail.com]; RCVD_COUNT_ONE(0.00)[1]; R_DKIM_NA(0.00)[]; RWL_MAILSPIKE_POSSIBLE(0.00)[209.85.208.172:from]; TAGGED_RCPT(0.00)[]; ASN(0.00)[asn:15169, ipnet:209.85.128.0/17, country:US]; RCVD_IN_DNSWL_NONE(0.00)[209.85.208.172:from] X-Rspamd-Queue-Id: 4TL24t0Nn9z419Y On Wed, 24 Jan 2024 at 17:04, Rick Macklem wrote: > > I'll note that, for an NFS mount, atime is not implemented. I found > out recently when Mike Karels asked. The NFS client does not > do a Setattr/atime upon every read from the buffer cache. As such, > the behaviour w.r.t. atime is largely undefined (and ahs been for decades) > and depends on the NFS server's file system configuration. Ah, maybe I should just mirror the text from noatime, something like: This is the default for local file systems.