Arjan van de Ven
0224cf4c5e
sched: Intoduce get_cpu_iowait_time_us()
...
For the ondemand cpufreq governor, it is desired that the iowait
time is microaccounted in a similar way as idle time is.
This patch introduces the infrastructure to account and expose
this information via the get_cpu_iowait_time_us() function.
[akpm@linux-foundation.org: fix CONFIG_NO_HZ=n build]
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Rik van Riel <riel@redhat.com>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: davej@redhat.com
LKML-Reference: <20100509082523.284feab6@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-05-09 19:35:27 +02:00
..
2010-04-06 13:03:22 -07:00
2010-04-10 22:28:56 +02:00
2010-05-09 19:35:27 +02:00
2010-05-07 11:28:17 +02:00
2010-03-12 15:52:39 -08:00
2010-03-30 22:02:32 +09:00
2010-03-30 22:02:32 +09:00
2010-03-30 22:02:32 +09:00
2010-03-30 22:02:32 +09:00
2010-03-30 22:02:32 +09:00
2010-04-05 13:19:45 -07:00
2009-12-12 13:08:14 +01:00
2010-04-02 20:12:00 +02:00
2010-04-05 11:37:28 +09:00
2010-03-24 16:31:19 -07:00
2010-03-30 22:02:32 +09:00
2010-05-06 18:49:20 +02:00
2010-04-02 20:12:03 +02:00
2010-05-07 11:27:54 +02:00
2010-03-29 18:55:40 +02:00
2010-03-06 11:26:46 -08:00
2010-04-15 09:36:16 +02:00
2010-04-07 08:38:02 -07:00
2009-12-09 14:22:14 +01:00
2010-02-03 15:13:22 +01:00
2009-12-14 23:55:34 +01:00
2009-11-27 06:21:57 +01:00
2010-03-04 11:47:52 +01:00
2010-03-30 22:02:32 +09:00
2009-12-03 11:50:11 +01:00
2010-02-17 11:17:38 +09:00
2010-02-16 15:11:08 -08:00
2010-04-02 14:58:19 -05:00
2010-01-11 09:34:04 -08:00
2010-03-11 14:06:16 +01:00
2010-03-08 16:55:37 +01:00
2010-03-24 16:31:21 -07:00
2010-03-30 22:02:32 +09:00
2010-04-05 09:39:11 -07:00
2010-05-08 17:12:33 +02:00
2010-05-06 18:49:20 +02:00
2009-12-14 23:55:32 +01:00
2009-12-03 11:50:11 +01:00
2010-02-25 10:34:26 +01:00
2010-03-30 22:02:32 +09:00
2010-03-30 22:02:32 +09:00
2010-03-06 11:26:33 -08:00
2010-03-12 16:04:50 -08:00
2010-04-05 11:37:28 +09:00
2010-03-30 22:02:32 +09:00
2010-03-13 14:43:01 -08:00
2010-03-26 15:10:38 -07:00
2010-02-05 14:54:10 +01:00
2010-03-06 11:26:33 -08:00
2010-02-23 13:45:26 -08:00
2010-02-10 17:47:17 -08:00
2010-04-19 08:37:19 +02:00
2010-05-06 18:49:21 +02:00
2010-02-28 09:17:42 +01:00
2010-02-25 10:34:57 +01:00
2010-02-27 09:53:52 +01:00
2010-03-11 13:38:01 +01:00
2010-03-06 11:26:32 -08:00
2010-03-30 22:02:32 +09:00
2010-03-23 13:33:50 -07:00
2009-12-14 23:55:33 +01:00
2009-12-14 23:55:33 +01:00
2009-12-15 09:04:36 +01:00
2010-03-30 22:02:32 +09:00
2009-12-14 23:55:33 +01:00
2010-04-15 09:36:16 +02:00
2010-05-06 18:49:21 +02:00
2010-03-11 18:32:53 +01:00
2010-04-23 11:02:02 +02:00
2010-04-02 20:12:05 +02:00
2010-05-08 18:11:19 +02:00
2010-03-06 11:26:33 -08:00
2009-12-01 08:20:31 -08:00
2010-03-29 09:13:30 -07:00
2010-03-29 09:14:47 -07:00
2010-03-30 22:02:32 +09:00
2010-02-03 18:17:40 +01:00
2010-03-21 19:30:13 +01:00
2009-12-14 23:55:33 +01:00
2010-03-30 22:02:32 +09:00
2010-05-08 17:12:33 +02:00
2010-03-12 15:52:32 -08:00
2010-04-24 11:31:24 -07:00
2010-03-30 22:02:32 +09:00
2009-12-03 12:14:38 -08:00
2010-03-12 15:53:10 -08:00
2010-03-30 22:02:32 +09:00
2010-03-30 22:02:32 +09:00
2010-03-30 22:02:32 +09:00
2010-03-06 11:26:23 -08:00
2009-12-02 10:22:59 +01:00
2010-04-02 20:12:00 +02:00
2009-12-10 09:35:44 -08:00