timer: Remove redundant __setup_timer*() macros
With __init_timer*() now matching __setup_timer*(), remove the redundant
internal interface, clean up the resulting definitions and add more
documentation.
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tejun Heo <tj@kernel.org>
Cc: Lai Jiangshan <jiangshanlai@gmail.com>
Cc: Shaohua Li <shli@fb.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
diff --git a/include/linux/kthread.h b/include/linux/kthread.h
index b855c5b..dc850d2 100644
--- a/include/linux/kthread.h
+++ b/include/linux/kthread.h
@@ -164,9 +164,9 @@ extern void __kthread_init_worker(struct kthread_worker *worker,
#define kthread_init_delayed_work(dwork, fn) \
do { \
kthread_init_work(&(dwork)->work, (fn)); \
- __setup_timer(&(dwork)->timer, \
- (TIMER_FUNC_TYPE)kthread_delayed_work_timer_fn,\
- TIMER_IRQSAFE); \
+ __init_timer(&(dwork)->timer, \
+ kthread_delayed_work_timer_fn, \
+ TIMER_IRQSAFE); \
} while (0)
int kthread_worker_fn(void *worker_ptr);