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| author | Li Nan <linan122@huawei.com> | 2023-01-17 08:08:06 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-01-29 23:18:34 +0100 |
| commit | b3260329658483d8e46f0298bfa4ce0b772a6555 (patch) | |
| tree | f498fd51e32c3514f2ed05787b1ab9fe7cb3e692 /block/blk-core.c | |
| parent | blk-iocost: fix divide by 0 error in calc_lcoefs() (diff) | |
| download | linux-b3260329658483d8e46f0298bfa4ce0b772a6555.tar.xz linux-b3260329658483d8e46f0298bfa4ce0b772a6555.zip | |
blk-iocost: change div64_u64 to DIV64_U64_ROUND_UP in ioc_refresh_params()
vrate_min is calculated by DIV64_U64_ROUND_UP, but vrate_max is calculated
by div64_u64. Vrate_min may be 1 greater than vrate_max if the input
values min and max of cost.qos are equal.
Signed-off-by: Li Nan <linan122@huawei.com>
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20230117070806.3857142-6-yukuai1@huaweicloud.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-core.c')
0 files changed, 0 insertions, 0 deletions