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authorJustin TerAvest <teravest@google.com>2011-03-12 16:54:00 +0100
committerJens Axboe <jaxboe@fusionio.com>2011-03-12 16:54:00 +0100
commit167400d34070ebbc408dc0f447c4ddb4bf837360 (patch)
tree19100b0511a7e3e18f6f61d90a5fe5f1c40f59c4 /block/cfq.h
parent1f940bdfc0d03265d178d9dfd840d854819f797d (diff)
downloadop-kernel-dev-167400d34070ebbc408dc0f447c4ddb4bf837360.zip
op-kernel-dev-167400d34070ebbc408dc0f447c4ddb4bf837360.tar.gz
blk-cgroup: Add unaccounted time to timeslice_used.
There are two kind of times that tasks are not charged for: the first seek and the extra time slice used over the allocated timeslice. Both of these exported as a new unaccounted_time stat. I think it would be good to have this reported in 'time' as well, but that is probably a separate discussion. Signed-off-by: Justin TerAvest <teravest@google.com> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block/cfq.h')
-rw-r--r--block/cfq.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/block/cfq.h b/block/cfq.h
index 54a6d90..2a15592 100644
--- a/block/cfq.h
+++ b/block/cfq.h
@@ -16,9 +16,9 @@ static inline void cfq_blkiocg_update_dequeue_stats(struct blkio_group *blkg,
}
static inline void cfq_blkiocg_update_timeslice_used(struct blkio_group *blkg,
- unsigned long time)
+ unsigned long time, unsigned long unaccounted_time)
{
- blkiocg_update_timeslice_used(blkg, time);
+ blkiocg_update_timeslice_used(blkg, time, unaccounted_time);
}
static inline void cfq_blkiocg_set_start_empty_time(struct blkio_group *blkg)
@@ -85,7 +85,7 @@ static inline void cfq_blkiocg_update_dequeue_stats(struct blkio_group *blkg,
unsigned long dequeue) {}
static inline void cfq_blkiocg_update_timeslice_used(struct blkio_group *blkg,
- unsigned long time) {}
+ unsigned long time, unsigned long unaccounted_time) {}
static inline void cfq_blkiocg_set_start_empty_time(struct blkio_group *blkg) {}
static inline void cfq_blkiocg_update_io_remove_stats(struct blkio_group *blkg,
bool direction, bool sync) {}
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