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Update to FreeBSD head 2017-04-04

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Git mirror commit 642b174daddbd0efd9bb5f242c43f4ab4db6869f.
This commit is contained in:
Sebastian Huber
2017-04-04 09:36:57 +02:00
parent 3360232e95
commit de8a76da2f
530 changed files with 26497 additions and 31504 deletions
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17
freebsd/sys/kern/subr_taskqueue.c
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@@ -522,6 +522,23 @@ task_is_running(struct taskqueue *queue, struct task *task)
return (0);
}
/*
* Only use this function in single threaded contexts. It returns
* non-zero if the given task is either pending or running. Else the
* task is idle and can be queued again or freed.
*/
int
taskqueue_poll_is_busy(struct taskqueue *queue, struct task *task)
{
int retval;
TQ_LOCK(queue);
retval = task->ta_pending > 0 || task_is_running(queue, task);
TQ_UNLOCK(queue);
return (retval);
}
static int
taskqueue_cancel_locked(struct taskqueue *queue, struct task *task,
u_int *pendp)