summaryrefslogtreecommitdiff
path: root/kernel/softirq.c
diff options
context:
space:
mode:
authorRussell King <rmk+kernel@arm.linux.org.uk>2010-02-25 20:41:34 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-02-25 20:41:34 +0000
commit2a2d10f386c1bacabe1a530c06dc8488eac419e5 (patch)
tree4606a4a3bafa42a8aa70e001d35883956a0f0589 /kernel/softirq.c
parent2f68ffd11aa76b251921976c982b814df9ebe890 (diff)
parentc499546f43f2c31b681271ef7db922839fcde5fe (diff)
downloadlinux-rt-2a2d10f386c1bacabe1a530c06dc8488eac419e5.tar.gz
Merge branch 'for-rmk' of git://git.marvell.com/orion into devel-stable
Diffstat (limited to 'kernel/softirq.c')
-rw-r--r--kernel/softirq.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c
index a09502e2ef75..7c1a67ef0274 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -500,22 +500,17 @@ EXPORT_SYMBOL(tasklet_kill);
*/
/*
- * The trampoline is called when the hrtimer expires. If this is
- * called from the hrtimer interrupt then we schedule the tasklet as
- * the timer callback function expects to run in softirq context. If
- * it's called in softirq context anyway (i.e. high resolution timers
- * disabled) then the hrtimer callback is called right away.
+ * The trampoline is called when the hrtimer expires. It schedules a tasklet
+ * to run __tasklet_hrtimer_trampoline() which in turn will call the intended
+ * hrtimer callback, but from softirq context.
*/
static enum hrtimer_restart __hrtimer_tasklet_trampoline(struct hrtimer *timer)
{
struct tasklet_hrtimer *ttimer =
container_of(timer, struct tasklet_hrtimer, timer);
- if (hrtimer_is_hres_active(timer)) {
- tasklet_hi_schedule(&ttimer->tasklet);
- return HRTIMER_NORESTART;
- }
- return ttimer->function(timer);
+ tasklet_hi_schedule(&ttimer->tasklet);
+ return HRTIMER_NORESTART;
}
/*