From 5ba1add216fe82289769045627d97f233bbcc645 Mon Sep 17 00:00:00 2001 From: Baolin Wang Date: Thu, 26 Nov 2020 16:16:11 +0800 Subject: blk-iocost: Fix some typos in comments Fix some typos in comments. Signed-off-by: Baolin Wang Acked-by: Tejun Heo Signed-off-by: Jens Axboe --- block/blk-iocost.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'block') 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 || -- cgit v1.2.3