On Tuesday 14 March 2006 06:30 pm, David Xu wrote: > On Tuesday 14 March 2006 21:25, John Baldwin wrote: > > On Monday 13 March 2006 11:00 pm, David Xu wrote: > > > davidxu 2006-03-14 04:00:21 UTC > > > > > > FreeBSD src repository > > > > > > Modified files: > > > sys/kern kern_exit.c kern_thread.c > > > Log: > > > 1. Count last time slice, this intends to fix > > > "calcru: runtime went backwards" bug for threaded process. > > > 2. Add comment about possible logical problem with scheduler. > > > > > > MFC after: 3 days > > > > Great! Thanks for testing this! > > I was very upset, and forgot to put your name in the log, apologize. > Note that because the thread has detached itself from scheduler, > calling PROC_UNLOCK in theory is not safe, so I have moved > up this patch code a bit.
Ok. I think the PROC_UNLOCK might be ok in practice though because we are in a critical section, so we won't preempt when we unlock the mutex and will keep executing until we get to the cpu_throw. -- John Baldwin <[EMAIL PROTECTED]> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org _______________________________________________ cvs-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/cvs-all To unsubscribe, send any mail to "[EMAIL PROTECTED]"