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SubjectRe: [PATCH v7 9/9] blk-throttle: clean up flag 'THROTL_TG_PENDING'
Hi, Tejun!

在 2022/08/17 4:14, Tejun Heo 写道:
> On Tue, Aug 02, 2022 at 10:04:15PM +0800, Yu Kuai wrote:
>> From: Yu Kuai <>
>> All related operations are inside 'queue_lock', there is no need to use
>> the flag, we only need to make sure throtl_enqueue_tg() is called when
>> the first bio is throttled, and throtl_dequeue_tg() is called when the
>> last throttled bio is dispatched. There are no functional changes in
>> this patch.
> I don't know whether this is better or not. It's minutely less lines of code
> but also makes the code a bit more fragile. I'm ambivalent. At any rate,
> please move these trivial patches to the head of the series or post them
> separately.

Can I ask why do you think this patch makes the code a bit more fragile?

By the way, I'll post these trivial patches separately.

> Thanks.

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