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authorBaolin Wang <baolin.wang@linux.alibaba.com>2020-11-26 16:16:11 +0800
committerJens Axboe <axboe@kernel.dk>2020-12-07 13:20:31 -0700
commit5ba1add216fe82289769045627d97f233bbcc645 (patch)
tree6e97f76b1443d68a61713828023525589bac46ac /block
parent45dc656aeb4d50e6a4b2ca110345fb0c96cf1189 (diff)
blk-iocost: Fix some typos in comments
Fix some typos in comments. Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-iocost.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/block/blk-iocost.c b/block/blk-iocost.c
index 8e20fe4bddec..087ae215529e 100644
--- a/block/blk-iocost.c
+++ b/block/blk-iocost.c
@@ -39,7 +39,7 @@
* On top of that, a size cost proportional to the length of the IO is
* added. While simple, this model captures the operational
* characteristics of a wide varienty of devices well enough. Default
- * paramters for several different classes of devices are provided and the
+ * parameters for several different classes of devices are provided and the
* parameters can be configured from userspace via
* /sys/fs/cgroup/io.cost.model.
*
@@ -77,7 +77,7 @@
*
* This constitutes the basis of IO capacity distribution. Each cgroup's
* vtime is running at a rate determined by its hweight. A cgroup tracks
- * the vtime consumed by past IOs and can issue a new IO iff doing so
+ * the vtime consumed by past IOs and can issue a new IO if doing so
* wouldn't outrun the current device vtime. Otherwise, the IO is
* suspended until the vtime has progressed enough to cover it.
*
@@ -155,7 +155,7 @@
* Instead of debugfs or other clumsy monitoring mechanisms, this
* controller uses a drgn based monitoring script -
* tools/cgroup/iocost_monitor.py. For details on drgn, please see
- * https://github.com/osandov/drgn. The ouput looks like the following.
+ * https://github.com/osandov/drgn. The output looks like the following.
*
* sdb RUN per=300ms cur_per=234.218:v203.695 busy= +1 vrate= 62.12%
* active weight hweight% inflt% dbt delay usages%
@@ -492,7 +492,7 @@ struct ioc_gq {
/*
* `vtime` is this iocg's vtime cursor which progresses as IOs are
* issued. If lagging behind device vtime, the delta represents
- * the currently available IO budget. If runnning ahead, the
+ * the currently available IO budget. If running ahead, the
* overage.
*
* `vtime_done` is the same but progressed on completion rather
@@ -1046,7 +1046,7 @@ static void __propagate_weights(struct ioc_gq *iocg, u32 active, u32 inuse,
/*
* The delta between inuse and active sums indicates that
- * that much of weight is being given away. Parent's inuse
+ * much of weight is being given away. Parent's inuse
* and active should reflect the ratio.
*/
if (parent->child_active_sum) {
@@ -2400,7 +2400,7 @@ static u64 adjust_inuse_and_calc_cost(struct ioc_gq *iocg, u64 vtime,
return cost;
/*
- * We only increase inuse during period and do so iff the margin has
+ * We only increase inuse during period and do so if the margin has
* deteriorated since the previous adjustment.
*/
if (margin >= iocg->saved_margin || margin >= margins->low ||