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

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Date:   Thu,  8 Oct 2020 11:52:21 +0800
From:   Baolin Wang <baolin.wang@...ux.alibaba.com>
To:     tj@...nel.org, axboe@...nel.dk
Cc:     baolin.wang@...ux.alibaba.com, baolin.wang7@...il.com,
        linux-block@...r.kernel.org, cgroups@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 0/8] Some improvements for blk throttle

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(-)

-- 
1.8.3.1