* - if the contents of this structure are changed, the assembly constants must also be changed
*/
struct thread_info {
- struct task_struct *task; /* main task structure */
unsigned long flags; /* low level flags */
- unsigned long sys_call_table; /* System call table address */
- unsigned int cpu; /* current CPU */
- int preempt_count; /* 0 => preemptable, <0 => BUG */
- unsigned int system_call;
- __u64 user_timer;
- __u64 system_timer;
- unsigned long last_break; /* last breaking-event-address. */
};
/*
*/
#define INIT_THREAD_INFO(tsk) \
{ \
- .task = &tsk, \
.flags = 0, \
- .cpu = 0, \
- .preempt_count = INIT_PREEMPT_COUNT, \
}
-#define init_thread_info (init_thread_union.thread_info)
#define init_stack (init_thread_union.stack)
-/* how to get the thread information struct from C */
-static inline struct thread_info *current_thread_info(void)
-{
- return (struct thread_info *) S390_lowcore.thread_info;
-}
-
void arch_release_task_struct(struct task_struct *tsk);
int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src);