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| author | Joe Thornber <ejt@redhat.com> | 2015-05-15 15:45:30 +0300 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2015-05-29 21:19:03 +0300 |
| commit | 77289d32073c4eac57fcca2abe6caefc6f3dc7d6 (patch) | |
| tree | dd862395e14ead66f606bf296001a9942d9562d0 /drivers/atm/lanai.c | |
| parent | fb4100ae7f312c3d614b37621c2b17b3b7cf65f8 (diff) | |
| download | linux-77289d32073c4eac57fcca2abe6caefc6f3dc7d6.tar.xz | |
dm cache: add io_tracker
A little class that keeps track of the volume of io that is in flight,
and the length of time that a device has been idle for.
FIXME: rather than jiffes, may be best to use ktime_t (to support faster
devices).
Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/atm/lanai.c')
0 files changed, 0 insertions, 0 deletions