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authorMagnus Damm <damm@igel.co.jp>2009-04-21 12:24:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-21 13:41:47 -0700
commit8e19608e8b5c001e4a66ce482edc474f05fb7355 (patch)
tree06af4be339136da7476396604c30112238d84339 /kernel
parentff14ed5db6e7e5e5dc23712d3c877891d4d9a1a8 (diff)
clocksource: pass clocksource to read() callback
Pass clocksource pointer to the read() callback for clocksources. This allows us to share the callback between multiple instances. [hugh@veritas.com: fix powerpc build of clocksource pass clocksource mods] [akpm@linux-foundation.org: cleanup] Signed-off-by: Magnus Damm <damm@igel.co.jp> Acked-by: John Stultz <johnstul@us.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/time/clocksource.c8
-rw-r--r--kernel/time/jiffies.c2
2 files changed, 5 insertions, 5 deletions
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index c46c931a7fe..ecfd7b5187e 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -181,12 +181,12 @@ static void clocksource_watchdog(unsigned long data)
resumed = test_and_clear_bit(0, &watchdog_resumed);
- wdnow = watchdog->read();
+ wdnow = watchdog->read(watchdog);
wd_nsec = cyc2ns(watchdog, (wdnow - watchdog_last) & watchdog->mask);
watchdog_last = wdnow;
list_for_each_entry_safe(cs, tmp, &watchdog_list, wd_list) {
- csnow = cs->read();
+ csnow = cs->read(cs);
if (unlikely(resumed)) {
cs->wd_last = csnow;
@@ -247,7 +247,7 @@ static void clocksource_check_watchdog(struct clocksource *cs)
list_add(&cs->wd_list, &watchdog_list);
if (!started && watchdog) {
- watchdog_last = watchdog->read();
+ watchdog_last = watchdog->read(watchdog);
watchdog_timer.expires = jiffies + WATCHDOG_INTERVAL;
add_timer_on(&watchdog_timer,
cpumask_first(cpu_online_mask));
@@ -268,7 +268,7 @@ static void clocksource_check_watchdog(struct clocksource *cs)
cse->flags &= ~CLOCK_SOURCE_WATCHDOG;
/* Start if list is not empty */
if (!list_empty(&watchdog_list)) {
- watchdog_last = watchdog->read();
+ watchdog_last = watchdog->read(watchdog);
watchdog_timer.expires =
jiffies + WATCHDOG_INTERVAL;
add_timer_on(&watchdog_timer,
diff --git a/kernel/time/jiffies.c b/kernel/time/jiffies.c
index 06f197560f3..c3f6c30816e 100644
--- a/kernel/time/jiffies.c
+++ b/kernel/time/jiffies.c
@@ -50,7 +50,7 @@
*/
#define JIFFIES_SHIFT 8
-static cycle_t jiffies_read(void)
+static cycle_t jiffies_read(struct clocksource *cs)
{
return (cycle_t) jiffies;
}