linux-kernel - [PATCH 1/7] blk-iocost: Fix some typos in comments

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Date:   Tue, 24 Nov 2020 11:33:30 +0800
From:   Baolin Wang <baolin.wang@...ux.alibaba.com>
To:     axboe@...nel.dk, tj@...nel.org
Cc:     baolin.wang@...ux.alibaba.com, baolin.wang7@...il.com,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/7] blk-iocost: Fix some typos in comments

Fix some typos in comments.

Signed-off-by: Baolin Wang <baolin.wang@...ux.alibaba.com>
---
 block/blk-iocost.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/block/blk-iocost.c b/block/blk-iocost.c
index bbe86d1..4ffde36 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 ||
-- 
1.8.3.1