[PATCH] m68k: introduce task_thread_info

[linux-2.6-block.git] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 03b68a7b4b82ae7c775a375f1fe3aa0b6a9909ec..f8650314ba2f5e0598ac0a6319f27a9f8c3c622f 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -909,6 +909,7 @@ do { if (atomic_dec_and_test(&(tsk)->usage)) __put_task_struct(tsk); } while(0)
 #define PF_SYNCWRITE   0x00200000      /* I am doing a sync write */
 #define PF_BORROWED_MM 0x00400000      /* I am a kthread doing use_mm */
 #define PF_RANDOMIZE   0x00800000      /* randomize virtual address space */
+#define PF_HOTPLUG_CPU 0x01000000      /* Currently performing CPU hotplug */
 
 /*
  * Only the _current_ task can read/write to tsk->flags, but other
@@ -1232,32 +1233,34 @@ static inline void task_unlock(struct task_struct *p)
        spin_unlock(&p->alloc_lock);
 }
 
+#define task_thread_info(task) (task)->thread_info
+
 /* set thread flags in other task's structures
  * - see asm/thread_info.h for TIF_xxxx flags available
  */
 static inline void set_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-       set_ti_thread_flag(tsk->thread_info,flag);
+       set_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline void clear_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-       clear_ti_thread_flag(tsk->thread_info,flag);
+       clear_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline int test_and_set_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-       return test_and_set_ti_thread_flag(tsk->thread_info,flag);
+       return test_and_set_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline int test_and_clear_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-       return test_and_clear_ti_thread_flag(tsk->thread_info,flag);
+       return test_and_clear_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline int test_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-       return test_ti_thread_flag(tsk->thread_info,flag);
+       return test_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline void set_tsk_need_resched(struct task_struct *tsk)
@@ -1328,12 +1331,12 @@ extern void signal_wake_up(struct task_struct *t, int resume_stopped);
 
 static inline unsigned int task_cpu(const struct task_struct *p)
 {
-       return p->thread_info->cpu;
+       return task_thread_info(p)->cpu;
 }
 
 static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
 {
-       p->thread_info->cpu = cpu;
+       task_thread_info(p)->cpu = cpu;
 }
 
 #else