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authorRoman Zippel <zippel@linux-m68k.org>2006-03-26 01:38:12 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-26 08:57:03 -0800
commit05cfb614ddbf3181540ce09d44d96486f8ba8d6a (patch)
treeaafed98638557a4643141d906fbb2406f0764a94 /include/linux
parentdf869b630d9d9131c10cf073fb61646048874b2f (diff)
[PATCH] hrtimers: remove data field
The nanosleep cleanup allows to remove the data field of hrtimer. The callback function can use container_of() to get it's own data. Since the hrtimer structure is anyway embedded in other structures, this adds no overhead. Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/hrtimer.h5
-rw-r--r--include/linux/sched.h1
-rw-r--r--include/linux/timer.h3
3 files changed, 4 insertions, 5 deletions
diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index f57cc7bd700..93830158348 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -45,9 +45,7 @@ struct hrtimer_base;
* @expires: the absolute expiry time in the hrtimers internal
* representation. The time is related to the clock on
* which the timer is based.
- * @state: state of the timer
* @function: timer expiry callback function
- * @data: argument for the callback function
* @base: pointer to the timer base (per cpu and per clock)
*
* The hrtimer structure must be initialized by init_hrtimer_#CLOCKTYPE()
@@ -55,8 +53,7 @@ struct hrtimer_base;
struct hrtimer {
struct rb_node node;
ktime_t expires;
- int (*function)(void *);
- void *data;
+ int (*function)(struct hrtimer *);
struct hrtimer_base *base;
};
diff --git a/include/linux/sched.h b/include/linux/sched.h
index e0054c1b9a0..036d14d2bf9 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -402,6 +402,7 @@ struct signal_struct {
/* ITIMER_REAL timer for the process */
struct hrtimer real_timer;
+ struct task_struct *tsk;
ktime_t it_real_incr;
/* ITIMER_PROF and ITIMER_VIRTUAL timers for the process */
diff --git a/include/linux/timer.h b/include/linux/timer.h
index ee5a09e806e..b5caabca553 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -96,6 +96,7 @@ static inline void add_timer(struct timer_list *timer)
extern void init_timers(void);
extern void run_local_timers(void);
-extern int it_real_fn(void *);
+struct hrtimer;
+extern int it_real_fn(struct hrtimer *);
#endif