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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-02-25 22:10:38 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-02-25 22:10:38 +0000
commit9f33be2c3a80bdc2cc08342dd77fac87652e0548 (patch)
tree7ad6e825427a15c5ec0fc15540abc0429d7f4bce /kernel
parent2741ecb4ce5c2d430b5c44b0a169038338c21df5 (diff)
parenteed18b5fa4d297c681b00144e8c6942dd35d39a7 (diff)
Merge branches 'clks' and 'pnx' into devel
Diffstat (limited to 'kernel')
-rw-r--r--kernel/perf_event.c9
-rw-r--r--kernel/sched.c5
-rw-r--r--kernel/sched_fair.c2
-rw-r--r--kernel/timer.c3
4 files changed, 15 insertions, 4 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 603c0d8b5df..d27746bd3a0 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -3268,6 +3268,9 @@ static void perf_event_task_output(struct perf_event *event,
static int perf_event_task_match(struct perf_event *event)
{
+ if (event->state != PERF_EVENT_STATE_ACTIVE)
+ return 0;
+
if (event->cpu != -1 && event->cpu != smp_processor_id())
return 0;
@@ -3377,6 +3380,9 @@ static void perf_event_comm_output(struct perf_event *event,
static int perf_event_comm_match(struct perf_event *event)
{
+ if (event->state != PERF_EVENT_STATE_ACTIVE)
+ return 0;
+
if (event->cpu != -1 && event->cpu != smp_processor_id())
return 0;
@@ -3494,6 +3500,9 @@ static void perf_event_mmap_output(struct perf_event *event,
static int perf_event_mmap_match(struct perf_event *event,
struct perf_mmap_event *mmap_event)
{
+ if (event->state != PERF_EVENT_STATE_ACTIVE)
+ return 0;
+
if (event->cpu != -1 && event->cpu != smp_processor_id())
return 0;
diff --git a/kernel/sched.c b/kernel/sched.c
index c535cc4f642..4508fe7048b 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5530,8 +5530,11 @@ need_resched_nonpreemptible:
post_schedule(rq);
- if (unlikely(reacquire_kernel_lock(current) < 0))
+ if (unlikely(reacquire_kernel_lock(current) < 0)) {
+ prev = rq->curr;
+ switch_count = &prev->nivcsw;
goto need_resched_nonpreemptible;
+ }
preempt_enable_no_resched();
if (need_resched())
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 42ac3c9f66f..8fe7ee81c55 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1508,7 +1508,7 @@ static int select_task_rq_fair(struct task_struct *p, int sd_flag, int wake_flag
* If there's an idle sibling in this domain, make that
* the wake_affine target instead of the current cpu.
*/
- if (tmp->flags & SD_PREFER_SIBLING)
+ if (tmp->flags & SD_SHARE_PKG_RESOURCES)
target = select_idle_sibling(p, tmp, target);
if (target >= 0) {
diff --git a/kernel/timer.c b/kernel/timer.c
index 15533b79239..c61a7949387 100644
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -1198,6 +1198,7 @@ void update_process_times(int user_tick)
run_local_timers();
rcu_check_callbacks(cpu, user_tick);
printk_tick();
+ perf_event_do_pending();
scheduler_tick();
run_posix_cpu_timers(p);
}
@@ -1209,8 +1210,6 @@ static void run_timer_softirq(struct softirq_action *h)
{
struct tvec_base *base = __get_cpu_var(tvec_bases);
- perf_event_do_pending();
-
hrtimer_run_pending();
if (time_after_eq(jiffies, base->timer_jiffies))