From owner-freebsd-hackers@FreeBSD.ORG Sat Mar 17 21:00:49 2012 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id AF611106566B; Sat, 17 Mar 2012 21:00:49 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.zoral.com.ua (mx0.zoral.com.ua [91.193.166.200]) by mx1.freebsd.org (Postfix) with ESMTP id 061168FC12; Sat, 17 Mar 2012 21:00:48 +0000 (UTC) Received: from skuns.kiev.zoral.com.ua (localhost [127.0.0.1]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id q2HL0i6V091486; Sat, 17 Mar 2012 23:00:44 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.5/8.14.5) with ESMTP id q2HL0hLC021869; Sat, 17 Mar 2012 23:00:43 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.5/8.14.5/Submit) id q2HL0hth021868; Sat, 17 Mar 2012 23:00:43 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Sat, 17 Mar 2012 23:00:43 +0200 From: Konstantin Belousov To: "Robert N. M. Watson" Message-ID: <20120317210043.GQ75778@deviant.kiev.zoral.com.ua> References: <8662e3m3eq.fsf@kopusha.home.net> <82D45B12-1739-4007-8B23-E8B5565F1BBB@FreeBSD.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="26hdtSce1ee+1mvy" Content-Disposition: inline In-Reply-To: <82D45B12-1739-4007-8B23-E8B5565F1BBB@FreeBSD.org> User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: clamav-milter 0.95.2 at skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-4.0 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua Cc: Mikolaj Golub , freebsd-hackers@freebsd.org Subject: Re: a sysctl for process binary osreldate X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 17 Mar 2012 21:00:49 -0000 --26hdtSce1ee+1mvy Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Mar 17, 2012 at 08:51:25PM +0000, Robert N. M. Watson wrote: >=20 > On 17 Mar 2012, at 19:30, Mikolaj Golub wrote: >=20 > > Currently we can check and change binary osreldate of another process v= ia > > procfs(5). > >=20 > > Kostik suggested to add a new sysctl for the same purpose and also exte= nd > > procstat to show osrel. > >=20 > > Here are patches I am going to commit if there are no objections or > > suggestions. > >=20 > > http://people.freebsd.org/~trociny/kern_proc_osrel.1.patch > > http://people.freebsd.org/~trociny/procstat.osrel.1.patch > >=20 > > I set the same permissions as for procfs(5) osrel -- so only user can r= ead it, > > but may be this is too restrictive and p_cansee on read would be ok? > >=20 > > I added osrel output to procstat -b option: > >=20 > > kopusha:~% procstat -b 2975 > > PID COMM OSREL PATH > > 2975 emacs 1000001 /usr/local/bin/emacs-23.3 > >=20 > > Would this be ok or someone see a better way? >=20 >=20 > Support for writing the field seems to violate the synchronisation protoc= ol defined for p_osrel in proc.h. In the new world order, is this simply a = documentation bug, or is it also a software bug? >=20 This is a documentation bug, I failed to update the field description when added procfs support. --26hdtSce1ee+1mvy Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (FreeBSD) iEYEARECAAYFAk9k+3oACgkQC3+MBN1Mb4hyOACfZOafnmwN42PCZqU8umJEOPEg 4+cAoMrXPzDbmqfVtQIcGcjak3wkkfZu =k0hP -----END PGP SIGNATURE----- --26hdtSce1ee+1mvy--