Module: xenomai-jki
Branch: for-upstream
Commit: e6cab9c28fc371a55a2d7c4df40851894d765809
URL:
http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=e6cab9c28fc371a55a2d7c4df40851894d765809
Author: Jan Kiszka <jan.kis...@siemens.com>
Date: Fri Jun 17 09:46:19 2011 +0200
nucleus: Clean up stat switching in xnintr_clock_handler
As we know on entry of xnintr_clock_handler the this handler is going to
be charged for the processing, we can use non-lazy switching. Move
xnstat_counter_inc to the corresponding xnstat_exectime_switch to make
use of the hotter cache.
Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
ksrc/nucleus/intr.c | 9 +++------
1 files changed, 3 insertions(+), 6 deletions(-)
diff --git a/ksrc/nucleus/intr.c b/ksrc/nucleus/intr.c
index af17101..43a6a63 100644
--- a/ksrc/nucleus/intr.c
+++ b/ksrc/nucleus/intr.c
@@ -97,8 +97,9 @@ void xnintr_clock_handler(void)
xnstat_exectime_t *prev;
xnticks_t start;
- prev = xnstat_exectime_get_current(sched);
- start = xnstat_exectime_now();
+ prev = xnstat_exectime_switch(sched,
+ &nkclock.stat[xnsched_cpu(sched)].account);
+ xnstat_counter_inc(&nkclock.stat[xnsched_cpu(sched)].hits);
xnarch_announce_tick();
@@ -112,10 +113,6 @@ void xnintr_clock_handler(void)
xntimer_tick_aperiodic();
xnlock_put(&nklock);
- xnstat_counter_inc(&nkclock.stat[xnsched_cpu(sched)].hits);
- xnstat_exectime_lazy_switch(sched,
- &nkclock.stat[xnsched_cpu(sched)].account, start);
-
xnstat_exectime_switch(sched, prev);
if (--sched->inesting == 0) {
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