2012/1/28 Attilio Rao <[email protected]>: > 2012/1/28 Ryan Stone <[email protected]>: >> On Fri, Jan 27, 2012 at 10:41 PM, Attilio Rao <[email protected]> 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?
BTW, I've just now updated the patch in order to remove an added white line and s/priority/affinity in comments. Thanks, Attilio -- Peace can only be achieved by understanding - A. Einstein _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "[email protected]"
