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authorTejun Heo <tj@kernel.org>2019-08-28 15:06:00 -0700
committerJens Axboe <axboe@kernel.dk>2019-08-28 21:17:17 -0600
commit8504dea783b044cab620acbaef87b86ee84646fe (patch)
treecca537253cd81bd3aff9ab14f42d5036bf006515 /block
parent6954ff185ee0811cdd2e0f388ff4dd7df17f11af (diff)
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blkcg: add tools/cgroup/iocost_coef_gen.py
Add a script which can be used to generate device-specific iocost linear model coefficients. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-iocost.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/block/blk-iocost.c b/block/blk-iocost.c
index 3208d2fdc55e..f04a4ed1cb45 100644
--- a/block/blk-iocost.c
+++ b/block/blk-iocost.c
@@ -46,6 +46,9 @@
* If needed, tools/cgroup/iocost_coef_gen.py can be used to generate
* device-specific coefficients.
*
+ * If needed, tools/cgroup/iocost_coef_gen.py can be used to generate
+ * device-specific coefficients.
+ *
* 2. Control Strategy
*
* The device virtual time (vtime) is used as the primary control metric.