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| author | jhb <jhb@FreeBSD.org> | 2012-08-22 20:01:38 +0000 |
|---|---|---|
| committer | jhb <jhb@FreeBSD.org> | 2012-08-22 20:01:38 +0000 |
| commit | ca55558465e9647d883f38cb1f9639bb60c3a161 (patch) | |
| tree | 7151d359ad426acc299ded840b3ca451ffe110b7 /sys/kern/sched_ule.c | |
| parent | 9559a94c6bd31513aa1c178aed9fd5ee20d0186f (diff) | |
| download | FreeBSD-src-ca55558465e9647d883f38cb1f9639bb60c3a161.zip FreeBSD-src-ca55558465e9647d883f38cb1f9639bb60c3a161.tar.gz | |
Mark the idle threads as non-sleepable and also assert that an idle
thread never blocks on a turnstile.
Diffstat (limited to 'sys/kern/sched_ule.c')
| -rw-r--r-- | sys/kern/sched_ule.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/kern/sched_ule.c b/sys/kern/sched_ule.c index 8ceda76..3374778 100644 --- a/sys/kern/sched_ule.c +++ b/sys/kern/sched_ule.c @@ -2581,6 +2581,7 @@ sched_idletd(void *dummy) mtx_assert(&Giant, MA_NOTOWNED); td = curthread; tdq = TDQ_SELF(); + THREAD_NO_SLEEPING(); for (;;) { #ifdef SMP if (tdq_idled(tdq) == 0) |
