Messages in this thread | | | Subject | Re: [PATCH block/for-5.6-fixes] blk-iocost: fix incorrect vtime comparison in iocg_is_idle() | From | Jens Axboe <> | Date | Tue, 10 Mar 2020 11:37:18 -0600 |
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On 3/10/20 11:07 AM, Tejun Heo wrote: > vtimes may wrap and time_before/after64() should be used to determine > whether a given vtime is before or after another. iocg_is_idle() was > incorrectly using plain "<" comparison do determine whether done_vtime > is before vtime. Here, the only thing we're interested in is whether > done_vtime matches vtime which indicates that there's nothing in > flight. Let's test for inequality instead.
Applied, thanks.
-- Jens Axboe
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