2012/2/24, Eugene Grosbein <egrosb...@rdtc.ru>: > 28.01.2012 20:22, Attilio Rao пишет: > >> 2012/1/28 Ryan Stone <ryst...@gmail.com>: >>> On Fri, Jan 27, 2012 at 10:41 PM, Attilio Rao <atti...@freebsd.org> >>> wrote: >>>> I think what you found out is very sensitive. >>>> However, the patch is not correct as you cannot call >>>> cpuset_setthread() with thread_lock held. >>> >>> Whoops! I actually discovered that for myself and had already fixed >>> it, but apparently I included an old version of the patch in the >>> email. >>> >>>> Hence this is my fix: >>>> http://www.freebsd.org/~attilio/cpuset_root.patch >>> >>> Oh, I do like this better. I tried something similar myself but >>> abandoned it because I misread how sched_affinity() was implemented by >>> 4BSD(I had gotten the impression that once TSF_AFFINITY is set it >>> could never be cleared). >> >> Do you have a pathological test-case for it? Are you going to test the >> patch? > > I have the pathological test-case for it: > http://www.freebsd.org/cgi/query-pr.cgi?pr=165444 >
A fix has been committed as r230984, it should apply to STABLE_9/8 too, can you try it? Attilio -- Peace can only be achieved by understanding - A. Einstein _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
