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([2001:a61:2482:101:a081:4793:30bf:f3d5]) by smtp.gmail.com with ESMTPSA id 32sm27509151wrg.19.2020.05.13.04.28.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 13 May 2020 04:28:24 -0700 (PDT) Cc: mtk.manpages@gmail.com, linux-man@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Amit Daniel Kachhap , Catalin Marinas , Dave Hansen , Mark Rutland , Thomas Gleixner , Tim Chen , Waiman Long , Will Deacon Subject: Re: [PATCH 00/14] prctl.2 man page updates for Linux 5.6 To: Dave Martin References: <1589301419-24459-1-git-send-email-Dave.Martin@arm.com> From: "Michael Kerrisk (man-pages)" Message-ID: <29a02b16-dd61-6186-1340-fcc7d5225ad0@gmail.com> Date: Wed, 13 May 2020 13:28:23 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <1589301419-24459-1-git-send-email-Dave.Martin@arm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-man-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org Hi Dave, On 5/12/20 6:36 PM, Dave Martin wrote: > A bunch of updates to the prctl(2) man page to fill in the missing > prctls (mostly) up to Linux 5.6 (along with a few other tweaks fixes). > > People not Cc'd on the whole series can find the whole series at > https://lore.kernel.org/linux-man/ . > > Patches: > > * Patches 1-6 and 8-9 are rather trivial optional tweaks and fixes > that don't make substantive changes. I can live with some of these > being dropped. > > * Patch 7 (removal of the MPX prctls) could use an Ack, but should be > uncontroversial. > > * Patches 10-11 cover recent extensions to the speculation control > prctls. > > * Patch 12 adds one particular case Errors for EINVAL, applicable to > all arch-specific prctls. I've not tried too hard to be 100% > comprehensive with the error conditions, since the list in its > current form looks in need of a major overhaul. > > * Patches 13-14 add the new arm64-specific prctls. > (PR_SET_TAGGED_ADDR_CTRL requires a bit more discussion and will be > posted separately.) Thanks. This is great! > Maintainer notes: > > * I'm *asssuming* that the datestamps in .TH are automatically > updated by maintainer scripts, since maintaining them by hand would > interact very badly with rebase. If needed I can go update them by > hand though. > > * Similarly, in the days of git (and because I see no recent entries) > I'm assuming that in-file changelogs no longer need to be updated. Correct. > Again, I'm happy to do that if needed. (No need.) Except as noted below, patches have been applied: > Dave Martin (14): > prctl.2: tfix clarify that prctl can apply to threads > prctl.2: Add health warning > prctl.2: tfix mis-description of thread ID values in procfs > prctl.2: srcfix add comments for navigation > prctl.2: tfix listing order of prctls > prctl.2: ffix quotation mark tweaks > prctl.2: Document removal of Intel MPX prctls > prctl.2: Work around bogus constant "maxsig" in PR_SET_PDEATHSIG > prctl.2: tfix minor punctuation in SPECULATION_CTRL prctls > prctl.2: Add PR_SPEC_INDIRECT_BRANCH for SPECULATION_CTRL prctls Applied, but not yet pushed. > prctl.2: Add PR_SPEC_DISABLE_NOEXEC for SPECULATION_CTRL prctls Applied, but not yet pushed. > prctl.2: Clarify the unsupported hardware case of EINVAL > prctl.2: Add SVE prctls (arm64) Will had comments. I'm presuming there will be a v2 of this patch. > prctl.2: Add PR_PAC_RESET_KEYS (arm64) Will had comments. I'm presuming there will be a v2 of this patch. Cheers, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/