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Point args[0] not at the thread that is ending but at the one that

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is starting.  This is in line with practice in OpenSolaris.

Note that this change is only in ULE and not in the 4BSD scheduler.
Once this change settles in (MFC timeout has expired) we'll try it out
on 4BSD as well.

PR:		177706
Submitted by:	Tiwei Bie
MFC after:	1 month
This commit is contained in:
George V. Neville-Neil 2013-04-15 17:21:02 +00:00
parent 386c110e3c
commit 8f2ba63493
1 changed files with 1 additions and 1 deletions
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2
sys/kern/sched_ule.c
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@ -1930,7 +1930,7 @@ sched_switch(struct thread *td, struct thread *newtd, int flags)
if (PMC_PROC_IS_USING_PMCS(td->td_proc))
PMC_SWITCH_CONTEXT(td, PMC_FN_CSW_OUT);
#endif
SDT_PROBE2(sched, , , off_cpu, td, td->td_proc);
SDT_PROBE2(sched, , , off_cpu, newtd, newtd->td_proc);
lock_profile_release_lock(&TDQ_LOCKPTR(tdq)->lock_object);
TDQ_LOCKPTR(tdq)->mtx_lock = (uintptr_t)newtd;
sched_pctcpu_update(newtd->td_sched, 0);