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authorRandy Dunlap <rdunlap@xenotime.net>2006-06-25 05:49:19 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-25 10:01:24 -0700
commit9e37bd301ee130598fa1406c1281caa159473bf8 (patch)
treec52de7a4eea72353e95c26266ad692a0cc0a8546 /include/linux/kthread.h
parentb0ef371e3f9fa3b2571058be366a6780827ec0bf (diff)
downloadop-kernel-dev-9e37bd301ee130598fa1406c1281caa159473bf8.zip
op-kernel-dev-9e37bd301ee130598fa1406c1281caa159473bf8.tar.gz
[PATCH] kthread: move kernel-doc and put it into DocBook
Move kthread API kernel-doc from kthread.h to kthread.c & fix it. Add kthread API to kernel-api DocBook. Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/kthread.h')
-rw-r--r--include/linux/kthread.h65
1 files changed, 3 insertions, 62 deletions
diff --git a/include/linux/kthread.h b/include/linux/kthread.h
index ebdd41f..7cce5df 100644
--- a/include/linux/kthread.h
+++ b/include/linux/kthread.h
@@ -4,37 +4,19 @@
#include <linux/err.h>
#include <linux/sched.h>
-/**
- * kthread_create: create a kthread.
- * @threadfn: the function to run until signal_pending(current).
- * @data: data ptr for @threadfn.
- * @namefmt: printf-style name for the thread.
- *
- * Description: This helper function creates and names a kernel
- * thread. The thread will be stopped: use wake_up_process() to start
- * it. See also kthread_run(), kthread_create_on_cpu().
- *
- * When woken, the thread will run @threadfn() with @data as its
- * argument. @threadfn can either call do_exit() directly if it is a
- * standalone thread for which noone will call kthread_stop(), or
- * return when 'kthread_should_stop()' is true (which means
- * kthread_stop() has been called). The return value should be zero
- * or a negative error number: it will be passed to kthread_stop().
- *
- * Returns a task_struct or ERR_PTR(-ENOMEM).
- */
struct task_struct *kthread_create(int (*threadfn)(void *data),
void *data,
const char namefmt[], ...);
/**
- * kthread_run: create and wake a thread.
+ * kthread_run - create and wake a thread.
* @threadfn: the function to run until signal_pending(current).
* @data: data ptr for @threadfn.
* @namefmt: printf-style name for the thread.
*
* Description: Convenient wrapper for kthread_create() followed by
- * wake_up_process(). Returns the kthread, or ERR_PTR(-ENOMEM). */
+ * wake_up_process(). Returns the kthread or ERR_PTR(-ENOMEM).
+ */
#define kthread_run(threadfn, data, namefmt, ...) \
({ \
struct task_struct *__k \
@@ -44,50 +26,9 @@ struct task_struct *kthread_create(int (*threadfn)(void *data),
__k; \
})
-/**
- * kthread_bind: bind a just-created kthread to a cpu.
- * @k: thread created by kthread_create().
- * @cpu: cpu (might not be online, must be possible) for @k to run on.
- *
- * Description: This function is equivalent to set_cpus_allowed(),
- * except that @cpu doesn't need to be online, and the thread must be
- * stopped (ie. just returned from kthread_create().
- */
void kthread_bind(struct task_struct *k, unsigned int cpu);
-
-/**
- * kthread_stop: stop a thread created by kthread_create().
- * @k: thread created by kthread_create().
- *
- * Sets kthread_should_stop() for @k to return true, wakes it, and
- * waits for it to exit. Your threadfn() must not call do_exit()
- * itself if you use this function! This can also be called after
- * kthread_create() instead of calling wake_up_process(): the thread
- * will exit without calling threadfn().
- *
- * Returns the result of threadfn(), or -EINTR if wake_up_process()
- * was never called. */
int kthread_stop(struct task_struct *k);
-
-/**
- * kthread_stop_sem: stop a thread created by kthread_create().
- * @k: thread created by kthread_create().
- * @s: semaphore that @k waits on while idle.
- *
- * Does essentially the same thing as kthread_stop() above, but wakes
- * @k by calling up(@s).
- *
- * Returns the result of threadfn(), or -EINTR if wake_up_process()
- * was never called. */
int kthread_stop_sem(struct task_struct *k, struct semaphore *s);
-
-/**
- * kthread_should_stop: should this kthread return now?
- *
- * When someone calls kthread_stop on your kthread, it will be woken
- * and this will return true. You should then return, and your return
- * value will be passed through to kthread_stop().
- */
int kthread_should_stop(void);
#endif /* _LINUX_KTHREAD_H */
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