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authorpdabade <pdabade@nvidia.com>2012-10-26 11:52:18 +0530
committerSimone Willett <swillett@nvidia.com>2012-10-31 19:15:21 -0700
commit84b80bb4d3db3ef5a58660cbfb37a6a4b8b3f267 (patch)
tree2b3fcdc02b0e0c0ff7a499813c76b72f4ecbf77d /kernel
parentcd3670b35f28ae7854a72cd92ec7eed896045742 (diff)
sched :Notify users that tickless-timer is enabled
Notify users that tickless-timer is enabled. Bug 1049943 Change-Id: If178c85f21d804b88e91b9430ba5576cfc95cbed Signed-off-by: Pankaj Dabade <pdabade@nvidia.com> Reviewed-on: http://git-master/r/147884 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Venkata Jagadish <vjagadish@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/time/tick-sched.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index fd4e160aa9c4..89a051c4b58b 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -693,6 +693,9 @@ static void tick_nohz_switch_to_nohz(void)
next = ktime_add(next, tick_period);
}
local_irq_enable();
+ printk(KERN_INFO
+ "Switched to NOHz mode on CPU #%d with low Resolution Timer\n",
+ smp_processor_id());
}
/*
@@ -844,8 +847,12 @@ void tick_setup_sched_timer(void)
}
#ifdef CONFIG_NO_HZ
- if (tick_nohz_enabled)
+ if (tick_nohz_enabled) {
ts->nohz_mode = NOHZ_MODE_HIGHRES;
+ printk(KERN_INFO
+ "Switched to NOHz mode on CPU #%d with high Resolution Timer\n",
+ smp_processor_id());
+ }
#endif
}
#endif /* HIGH_RES_TIMERS */