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-rw-r--r--include/linux/kthread.h21
1 files changed, 15 insertions, 6 deletions
diff --git a/include/linux/kthread.h b/include/linux/kthread.h
index 86d53a3cb497..c1961761311d 100644
--- a/include/linux/kthread.h
+++ b/include/linux/kthread.h
@@ -4,6 +4,7 @@
/* Simple interface for creating and stopping kernel threads without mess. */
#include <linux/err.h>
#include <linux/sched.h>
+#include <linux/cgroup.h>
__printf(4, 5)
struct task_struct *kthread_create_on_node(int (*threadfn)(void *data),
@@ -117,8 +118,7 @@ struct kthread_delayed_work {
#define KTHREAD_DELAYED_WORK_INIT(dwork, fn) { \
.work = KTHREAD_WORK_INIT((dwork).work, (fn)), \
- .timer = __TIMER_INITIALIZER((TIMER_FUNC_TYPE)kthread_delayed_work_timer_fn,\
- (TIMER_DATA_TYPE)&(dwork.timer), \
+ .timer = __TIMER_INITIALIZER(kthread_delayed_work_timer_fn,\
TIMER_IRQSAFE), \
}
@@ -164,10 +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_DATA_TYPE)&(dwork)->timer, \
- TIMER_IRQSAFE); \
+ __init_timer(&(dwork)->timer, \
+ kthread_delayed_work_timer_fn, \
+ TIMER_IRQSAFE); \
} while (0)
int kthread_worker_fn(void *worker_ptr);
@@ -199,4 +198,14 @@ bool kthread_cancel_delayed_work_sync(struct kthread_delayed_work *work);
void kthread_destroy_worker(struct kthread_worker *worker);
+#ifdef CONFIG_BLK_CGROUP
+void kthread_associate_blkcg(struct cgroup_subsys_state *css);
+struct cgroup_subsys_state *kthread_blkcg(void);
+#else
+static inline void kthread_associate_blkcg(struct cgroup_subsys_state *css) { }
+static inline struct cgroup_subsys_state *kthread_blkcg(void)
+{
+ return NULL;
+}
+#endif
#endif /* _LINUX_KTHREAD_H */