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authorDavid Woodhouse <David.Woodhouse@intel.com>2010-02-26 19:04:15 +0000
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-02-26 19:06:24 +0000
commita7790532f5b7358c33a6b1834dc2b318de209f31 (patch)
tree0ceb9e24b3f54cb5c8453fb5a218e2a94a0f1cce /kernel/softirq.c
parent2764fb4244cc1bc08df3667924ca4a972e90ac70 (diff)
parent60b341b778cc2929df16c0a504c91621b3c6a4ad (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
The SmartMedia FTL code depends on new kfifo bits from 2.6.33
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 a09502e2ef7..7c1a67ef027 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;
}
/*