From owner-svn-src-head@freebsd.org Sun Dec 27 19:16:54 2015 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 83874A53298 for ; Sun, 27 Dec 2015 19:16:54 +0000 (UTC) (envelope-from ian@freebsd.org) Received: from erouter6.ore.mailhop.org (erouter6.ore.mailhop.org [54.187.213.119]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 641D81889 for ; Sun, 27 Dec 2015 19:16:54 +0000 (UTC) (envelope-from ian@freebsd.org) Received: from ilsoft.org (unknown [73.34.117.227]) by outbound3.ore.mailhop.org (Halon Mail Gateway) with ESMTPSA; Sun, 27 Dec 2015 19:16:15 +0000 (UTC) Received: from rev (rev [172.22.42.240]) by ilsoft.org (8.14.9/8.14.9) with ESMTP id tBRJGobM012426; Sun, 27 Dec 2015 12:16:50 -0700 (MST) (envelope-from ian@freebsd.org) Message-ID: <1451243810.1369.10.camel@freebsd.org> Subject: Re: svn commit: r292777 - in head: lib/libc/sys sys/kern From: Ian Lepore To: Slawa Olhovchenkov Cc: Dmitry Chagin , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Date: Sun, 27 Dec 2015 12:16:50 -0700 In-Reply-To: <20151227184101.GG70867@zxy.spb.ru> References: <201512271537.tBRFb7nN095297@repo.freebsd.org> <1451236237.1369.9.camel@freebsd.org> <20151227184101.GG70867@zxy.spb.ru> Content-Type: text/plain; charset="us-ascii" X-Mailer: Evolution 3.16.5 FreeBSD GNOME Team Port Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 27 Dec 2015 19:16:54 -0000 On Sun, 2015-12-27 at 21:41 +0300, Slawa Olhovchenkov wrote: > On Sun, Dec 27, 2015 at 10:10:37AM -0700, Ian Lepore wrote: > > > On Sun, 2015-12-27 at 15:37 +0000, Dmitry Chagin wrote: > > > Author: dchagin > > > Date: Sun Dec 27 15:37:07 2015 > > > New Revision: 292777 > > > URL: https://svnweb.freebsd.org/changeset/base/292777 > > > > > > Log: > > > Verify that tv_sec value specified in settimeofday() and > > > clock_settime() > > > (CLOCK_REALTIME case) system calls is non negative. > > > This commit hides a kernel panic in atrtc_settime() as the > > > clock_ts_to_ct() > > > does not properly convert negative tv_sec. > > > > > > ps. in my opinion clock_ts_to_ct() should be rewritten to > > > properly > > > handle > > > negative tv_sec values. > > > > > > Differential Revision: https://reviews.freebsd.org/D4714 > > > Reviewed by: kib > > > > > > MFC after: 1 week > > > > IMO, this change is completely unacceptable. If there is a bug in > > atrtc code, then by all means fix it, but preventing anyone from > > setting valid time values on the system because one driver's code > > can't > > handle it is just wrong. > > You talk about kernel panic when internal data structures not > destructed is normal behavior? Realy? > I have no idea what you mean by that -- I didn't say anything at all about panic. -- Ian