diff options
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r-- | include/linux/sched.h | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index e3539c14e47e..29b7d4f87d20 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -911,7 +911,6 @@ static inline int pid_alive(struct task_struct *p) extern void free_task(struct task_struct *tsk); #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0) -extern void __put_task_struct_cb(struct rcu_head *rhp); extern void __put_task_struct(struct task_struct *t); static inline void put_task_struct(struct task_struct *t) @@ -1193,8 +1192,7 @@ extern void wait_task_inactive(task_t * p); #define remove_parent(p) list_del_init(&(p)->sibling) #define add_parent(p) list_add_tail(&(p)->sibling,&(p)->parent->children) -#define next_task(p) list_entry((p)->tasks.next, struct task_struct, tasks) -#define prev_task(p) list_entry((p)->tasks.prev, struct task_struct, tasks) +#define next_task(p) list_entry(rcu_dereference((p)->tasks.next), struct task_struct, tasks) #define for_each_process(p) \ for (p = &init_task ; (p = next_task(p)) != &init_task ; ) |