On Tuesday 18 April 2006 04:10 am, Gleb Smirnoff wrote: > On Mon, Apr 17, 2006 at 03:14:03PM -0400, John Baldwin wrote: > J> > Change msleep() and tsleep() to not alter the calling thread's > priority J> > if the specified priority is zero. This avoids a race > where the calling J> > thread could read a snapshot of it's current > priority, then a different J> > thread could change the first thread's > priority, then the original thread J> > would call sched_prio() inside > msleep() undoing the change made by the J> > second thread. I used a > priority of zero as no thread that calls msleep() J> > or tsleep() should > be specifying a priority of zero anyway. J> > > J> > The various places that passed 'curthread->td_priority' or some > variant J> > as the priority now pass 0. > J> > J> This should fix the problem where the first acpi taskq would run with > J> a bogus priority (the sched_prio() when creating the taskqueue seemed > J> to be ignored). > > Sorry for probably lame guess... Is this going to fix the problem with > ACPI and new taskqueues?
No idea. What is the problem? -- 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]"