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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 39093C433F5 for ; Fri, 7 Jan 2022 20:44:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Subject:In-Reply-To:MIME-Version:References:Message-ID:Cc:To:From:Date: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=OPY/qQKGaITcYrfA9Fs3FmziyKJTqSM1ubLsRo/fZIs=; b=L6nRLXvVpG6AycBUv2+Y/0OiUG mbVc7djODr5h7qAriCXIkbFgLnrNinptt412uBxr1Rv2qRluUslmlUm28Egg2pxRvfJewYhvI/Qsd wVEj3nKFlLgL//b0MjttdcUzJph0VUTLcPBBqGnzc6zK2QtKW6b9VPRKLdmogCxq+xtWoRKguolT1 iXaUhAkiqAEwJqAkDNuFR5TdAY98jF5SLQpaCS5e08JJPF4bQdR/lRuRugwwnPLqHPqWjfcgFpGEa 6nEh2TZzEebF8e3KOEahaD0UAqJfqO/cKHta27iv2af/S/VCnc6TCoK5Q1krGFZzYJnjxsFccZLdr 6qb+csQQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n5w5E-005Dnt-Tv; Fri, 07 Jan 2022 20:43:32 +0000 Received: from mx.cs.msu.ru ([188.44.42.42] helo=mail.cs.msu.ru) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1n5w5B-005DnY-LZ for linux-mtd@lists.infradead.org; Fri, 07 Jan 2022 20:43:31 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=cs.msu.ru; s=dkim; h=Subject:In-Reply-To:Content-Type:MIME-Version:References:Message-ID :Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=CAj6ZvCGsPU1I8LtRSp3RhetGGO18H0jd7c6GnJn/AI=; b=Tmtwzq882fuqOFkgczsh/hVTJV vjYXVLuJSb3ebjGHUX/IMLewO/j7T7pru2BtNUWx1U0M9+uf4naJNbstc4a4hV627q9Fmvp2M8WVB rrPobMbnO55k1E282B+ZDvv2xnqKt+6vi2dm/N58n2PoB9yvml12ZZi653qVVPbFvBrQ1N3Cb1Mlt VpFJqmRvAKdp7QhJGXuWQmopkT9Zg4uypDmWsHhYSHIs2H59UUqr6Mb685+Z5ze6ULlPQQej9nGSV Up77CfcM/pPZTa0PvLewaq5PkmdXAK939R648+o8vCCb1GgM/jYykm3sn1Pe3d2AL16FSeIumeX9/ Rgr2mlbw==; Received: from [37.204.119.143] (port=58124 helo=cello) by mail.cs.msu.ru with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.94.2 (FreeBSD)) (envelope-from ) id 1n5uvJ-00092m-Js; Fri, 07 Jan 2022 22:29:15 +0300 Date: Fri, 7 Jan 2022 22:29:12 +0300 From: Arseny Maslennikov To: Walt Drummond Cc: Theodore Ts'o , "Eric W. Biederman" , aacraid@microsemi.com, viro@zeniv.linux.org.uk, anna.schumaker@netapp.com, arnd@arndb.de, bsegall@google.com, bp@alien8.de, chuck.lever@oracle.com, bristot@redhat.com, dave.hansen@linux.intel.com, dwmw2@infradead.org, dietmar.eggemann@arm.com, dinguyen@kernel.org, geert@linux-m68k.org, gregkh@linuxfoundation.org, hpa@zytor.com, idryomov@gmail.com, mingo@redhat.com, yzaikin@google.com, ink@jurassic.park.msu.ru, jejb@linux.ibm.com, jmorris@namei.org, bfields@fieldses.org, jlayton@kernel.org, jirislaby@kernel.org, john.johansen@canonical.com, juri.lelli@redhat.com, keescook@chromium.org, mcgrof@kernel.org, martin.petersen@oracle.com, mattst88@gmail.com, mgorman@suse.de, oleg@redhat.com, pbonzini@redhat.com, peterz@infradead.org, rth@twiddle.net, richard@nod.at, serge@hallyn.com, rostedt@goodmis.org, tglx@linutronix.de, trond.myklebust@hammerspace.com, vincent.guittot@linaro.org, x86@kernel.org, linux-kernel@vger.kernel.org, ceph-devel@vger.kernel.org, kvm@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-m68k@vger.kernel.org, linux-mtd@lists.infradead.org, linux-nfs@vger.kernel.org, linux-scsi@vger.kernel.org, linux-security-module@vger.kernel.org Message-ID: References: <20220103181956.983342-1-walt@drummond.us> <87iluzidod.fsf@email.froward.int.ebiederm.org> <87pmp79mxl.fsf@email.froward.int.ebiederm.org> MIME-Version: 1.0 In-Reply-To: OpenPGP: url=http://grep.cs.msu.ru/~ar/pgp-key.asc X-SA-Exim-Connect-IP: 37.204.119.143 X-SA-Exim-Mail-From: ar@cs.msu.ru Subject: Re: [RFC PATCH 0/8] signals: Support more than 64 signals X-SA-Exim-Version: 4.2.1 X-SA-Exim-Scanned: No (on mail.cs.msu.ru); Unknown failure X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220107_124329_724996_81930C28 X-CRM114-Status: GOOD ( 10.65 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============2913779224903254667==" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org --===============2913779224903254667== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="jM/2AY6iSqMbsk1G" Content-Disposition: inline --jM/2AY6iSqMbsk1G Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Jan 04, 2022 at 02:31:44PM -0800, Walt Drummond wrote: > The only standard tools that support SIGINFO are sleep, dd and ping, > (and kill, for obvious reasons) so it's not like there's a vast hole > in the tooling or something, nor is there a large legacy software base > just waiting for SIGINFO to appear. So while I very much enjoyed > figuring out how to make SIGINFO work ... As far as I recall, GNU make on *BSD does support SIGINFO (Not a standard tool, but obviously an established one). The developers of strace have expressed interest in SIGINFO support to print tracer status messages (unfortunately, not on a public list). Computational software can use this instead of stderr progress spam, if run in an interactive fashion on a terminal, as it frequently is. There is a user base, it's just not very vocal on kernel lists. :) --jM/2AY6iSqMbsk1G Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE56JD3UKTLEu/ddrm9dQjyAYL01AFAmHYlIMACgkQ9dQjyAYL 01A2JA/+L9JwmjJHTVt97zLB/gp/798jHIH5xpSIqAGns8OfFkzQ95dxlpb2U9vw QnNRixTQzfe+GISVL0FKMOQnAodV/FiSCGQU3ebudcPQXtrGtYHUT8Ijz9WL8+pR LEbZvDDW4JT2N8sGVcsiAtSER9kHRUpdNBPCdIxURmQf0Fgjj16cYV/cr3j8NQpw uXKAulKoHIWjD84jc1douEnwo6Eij7QA7nZ1N4PLesZ6cdPxLpKYMR7bWbf9r5Fd B6C8jKZKl+eETWJx7ECQ/z2BBeUNw1bwUK8F0MgF+Kb01V29ouGaB2eUP4JhBH1b zBhEM+N1dYjc3gzDDTJHURS0lm9Pzcg1Dj4nRYVEYbddU3wNd/kYPQIk+BmWoUH8 h6xtMYCT3k+hL6Y59LVXra23PpktJljTFtMI8DXYmuJS+yy+dV7g1rn4Ui9FmF7B UmI4khTwZV2TQ1C0LsSuzwkBm71S27ziqmKVTci0hmzEFalls/Mr2rAP7dSwK4FE 3kjQxOPKuiSgwV2+Odw4M6JQKChplAVOy6dzr8QIq3ULzaMoZ4LxX4JhvqvaK/0w vqRxoJ/OmC/pbHdVM/h7OnsS0t67UnlO8zJwuOAn03S7mpo67HZ/xKHCsJctF4Ca cwRnCVEeiYv1kjA2YEbjg9uohTtnfysNsoVA+rE7TNEqeWb4r1c= =ueZJ -----END PGP SIGNATURE----- --jM/2AY6iSqMbsk1G-- --===============2913779224903254667== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/ --===============2913779224903254667==--