hrtimer: create a "timer_slack" field in the task struct

[linux-2.6-omap-h63xx.git] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index cfb0d87b99fcafb8ff0eb753e0ea489dc20478dd..dcc03fd5a7f3df86a005ac88b1dc2843c5c178b4 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1301,6 +1301,12 @@ struct task_struct {
        int latency_record_count;
        struct latency_record latency_record[LT_SAVECOUNT];
 #endif
+       /*
+        * time slack values; these are used to round up poll() and
+        * select() etc timeout values. These are in nanoseconds.
+        */
+       unsigned long timer_slack_ns;
+       unsigned long default_timer_slack_ns;
 };
 
 /*
@@ -1475,6 +1481,10 @@ static inline void put_task_struct(struct task_struct *t)
                __put_task_struct(t);
 }
 
+extern cputime_t task_utime(struct task_struct *p);
+extern cputime_t task_stime(struct task_struct *p);
+extern cputime_t task_gtime(struct task_struct *p);
+
 /*
  * Per process flags
  */