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-rw-r--r--include/linux/sched.h13
1 files changed, 5 insertions, 8 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 0cfcd1c7865..62e6314382f 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -298,8 +298,9 @@ struct mm_struct {
unsigned long addr, unsigned long len,
unsigned long pgoff, unsigned long flags);
void (*unmap_area) (struct mm_struct *mm, unsigned long addr);
- unsigned long mmap_base; /* base of mmap area */
- unsigned long cached_hole_size; /* if non-zero, the largest hole below free_area_cache */
+ unsigned long mmap_base; /* base of mmap area */
+ unsigned long task_size; /* size of task vm space */
+ unsigned long cached_hole_size; /* if non-zero, the largest hole below free_area_cache */
unsigned long free_area_cache; /* first hole of size cached_hole_size or larger */
pgd_t * pgd;
atomic_t mm_users; /* How many users with user space? */
@@ -697,12 +698,9 @@ struct task_struct {
int lock_depth; /* BKL lock depth */
-#if defined(CONFIG_SMP)
- int last_waker_cpu; /* CPU that last woke this task up */
-#if defined(__ARCH_WANT_UNLOCKED_CTXSW)
+#if defined(CONFIG_SMP) && defined(__ARCH_WANT_UNLOCKED_CTXSW)
int oncpu;
#endif
-#endif
int prio, static_prio;
struct list_head run_list;
prio_array_t *array;
@@ -894,7 +892,6 @@ static inline int pid_alive(struct task_struct *p)
}
extern void free_task(struct task_struct *tsk);
-extern void __put_task_struct(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);
@@ -1098,7 +1095,7 @@ extern struct sigqueue *sigqueue_alloc(void);
extern void sigqueue_free(struct sigqueue *);
extern int send_sigqueue(int, struct sigqueue *, struct task_struct *);
extern int send_group_sigqueue(int, struct sigqueue *, struct task_struct *);
-extern int do_sigaction(int, const struct k_sigaction *, struct k_sigaction *);
+extern int do_sigaction(int, struct k_sigaction *, struct k_sigaction *);
extern int do_sigaltstack(const stack_t __user *, stack_t __user *, unsigned long);
/* These can be the second arg to send_sig_info/send_group_sig_info. */