linux-kernel - Re: [PATCH v2 0/8] Some improvements for blk throttle

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Date:   Thu, 8 Oct 2020 08:02:06 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Baolin Wang <baolin.wang@...ux.alibaba.com>, tj@...nel.org
Cc:     baolin.wang7@...il.com, linux-block@...r.kernel.org,
        cgroups@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/8] Some improvements for blk throttle

On 10/7/20 9:52 PM, Baolin Wang wrote:
> Hi,
> 
> This patch set did some improvements for blk throttle, please
> help to review. Thanks.
> 
> Changes from v1:
>  - Add another 4 new patches in this patch set.
> 
> Baolin Wang (8):
>   blk-throttle: Remove a meaningless parameter for
>     throtl_downgrade_state()
>   blk-throttle: Avoid getting the current time if tg->last_finish_time
>     is 0
>   blk-throttle: Avoid tracking latency if low limit is invalid
>   blk-throttle: Fix IO hang for a corner case
>   blk-throttle: Move the list operation after list validation
>   blk-throttle: Move service tree validation out of the
>     throtl_rb_first()
>   blk-throttle: Open code __throtl_de/enqueue_tg()
>   blk-throttle: Re-use the throtl_set_slice_end()
> 
>  block/blk-throttle.c | 69 ++++++++++++++++++++++++++--------------------------
>  1 file changed, 35 insertions(+), 34 deletions(-)

LGTM, applied, thanks.

-- 
Jens Axboe