Date: Tue, 8 Mar 2011 16:59:02 -0500 From: John Baldwin <jhb@freebsd.org> To: src-committers@freebsd.org Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org Subject: Re: svn commit: r219399 - head/sys/kern Message-ID: <201103081659.02621.jhb@freebsd.org> In-Reply-To: <201103081418.p28EILZ0076720@svn.freebsd.org> References: <201103081418.p28EILZ0076720@svn.freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tuesday, March 08, 2011 9:18:21 am John Baldwin wrote: > Author: jhb > Date: Tue Mar 8 14:18:21 2011 > New Revision: 219399 > URL: http://svn.freebsd.org/changeset/base/219399 > > Log: > When constructing a new cpuset, apply the parent cpuset's mask to the new > set's mask rather than the root mask. This was causing the root mask to > be modified incorrectly. > > Reviewed by: jeff > MFC after: 1 week The effect of this bug was that if you started a jail from a thread that had a restricted cpuset (e.g. cpuset -l 0 sh /etc/rc.d/jail start), then the root cpuset for the entire system would be changed to just be the restricted set (e.g. '0'). The existing cpusets such as set 1 were not modified, but if you later tried to modify a set such as set 1 or create a new set by something like 'cpuset -l 2 foo', then those actions would fail. -- John Baldwin
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201103081659.02621.jhb>