Author: jhb
Date: Mon Dec 19 18:55:13 2011
New Revision: 228715
URL: http://svn.freebsd.org/changeset/base/228715
Log:
Add a TASK_INITIALIZER() macro that can be used to statically
initialize a task structure.
Reviewed by: gj
MFC after: 2 weeks
Modified:
head/share/man/man9/Makefile
head/share/man/man9/taskqueue.9
head/sys/sys/taskqueue.h
Modified: head/share/man/man9/Makefile
==============================================================================
--- head/share/man/man9/Makefile Mon Dec 19 18:08:31 2011
(r228714)
+++ head/share/man/man9/Makefile Mon Dec 19 18:55:13 2011
(r228715)
@@ -1250,6 +1250,7 @@ MLINKS+=sysctl_ctx_init.9 sysctl_ctx_ent
sysctl_ctx_init.9 sysctl_ctx_free.9
MLINKS+=SYSINIT.9 SYSUNINIT.9
MLINKS+=taskqueue.9 TASK_INIT.9 \
+ taskqueue.9 TASK_INITIALIZER.9 \
taskqueue.9 taskqueue_cancel.9 \
taskqueue.9 taskqueue_create.9 \
taskqueue.9 taskqueue_create_fast.9 \
Modified: head/share/man/man9/taskqueue.9
==============================================================================
--- head/share/man/man9/taskqueue.9 Mon Dec 19 18:08:31 2011
(r228714)
+++ head/share/man/man9/taskqueue.9 Mon Dec 19 18:55:13 2011
(r228715)
@@ -80,6 +80,7 @@ struct timeout_task;
.Ft void
.Fn taskqueue_run "struct taskqueue *queue"
.Fn TASK_INIT "struct task *task" "int priority" "task_fn_t func" "void
*context"
+.Fn TASK_INITIALIZER "int priority" "task_fn_t func" "void *context"
.Fn TASKQUEUE_DECLARE "name"
.Fn TASKQUEUE_DEFINE "name" "taskqueue_enqueue_fn enqueue" "void *context"
"init"
.Fn TASKQUEUE_FAST_DEFINE "name" "taskqueue_enqueue_fn enqueue" "void
*context" "init"
@@ -243,9 +244,14 @@ A convenience macro,
is provided to initialise a
.Va task
structure.
+The
+.Fn TASK_INITIALIZER
+macro generates an initializer for a task structure.
A macro
.Fn TIMEOUT_TASK_INIT "queue" "timeout_task" "priority" "func" "context"
-initializes the timeout_task structure.
+initializes the
+.Va timeout_task
+structure.
The values of
.Va priority ,
.Va func ,
Modified: head/sys/sys/taskqueue.h
==============================================================================
--- head/sys/sys/taskqueue.h Mon Dec 19 18:08:31 2011 (r228714)
+++ head/sys/sys/taskqueue.h Mon Dec 19 18:55:13 2011 (r228715)
@@ -77,6 +77,12 @@ void taskqueue_block(struct taskqueue *q
void taskqueue_unblock(struct taskqueue *queue);
int taskqueue_member(struct taskqueue *queue, struct thread *td);
+#define TASK_INITIALIZER(priority, func, context) \
+ { .ta_pending = 0, \
+ .ta_priority = (priority), \
+ .ta_func = (func), \
+ .ta_context = (context) }
+
/*
* Functions for dedicated thread taskqueues
*/
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