Author: jhb Date: Tue Dec 24 19:01:08 2013 New Revision: 259834 URL: http://svnweb.freebsd.org/changeset/base/259834
Log: MFC 258869: Fix an off-by-one error in r228960. The maximum priority delta provided by SCHED_PRI_TICKS should be SCHED_PRI_RANGE - 1 so that the resulting priority value (before nice adjustment) is between SCHED_PRI_MIN and SCHED_PRI_MAX, inclusive. Modified: stable/10/sys/kern/sched_ule.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/kern/sched_ule.c ============================================================================== --- stable/10/sys/kern/sched_ule.c Tue Dec 24 18:52:36 2013 (r259833) +++ stable/10/sys/kern/sched_ule.c Tue Dec 24 19:01:08 2013 (r259834) @@ -1533,7 +1533,7 @@ sched_priority(struct thread *td) pri = SCHED_PRI_MIN; if (td->td_sched->ts_ticks) pri += min(SCHED_PRI_TICKS(td->td_sched), - SCHED_PRI_RANGE); + SCHED_PRI_RANGE - 1); pri += SCHED_PRI_NICE(td->td_proc->p_nice); KASSERT(pri >= PRI_MIN_BATCH && pri <= PRI_MAX_BATCH, ("sched_priority: invalid priority %d: nice %d, " _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"