linux-kernel - Re: [PATCH v4 0/6] blk-wbt: simple improvment to enable wbt correctly

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Message-ID: <8a5333ea-361b-a9eb-2149-01f218260c0c@huaweicloud.com>
Date:   Tue, 11 Oct 2022 16:06:12 +0800
From:   Yu Kuai <yukuai1@...weicloud.com>
To:     Yu Kuai <yukuai1@...weicloud.com>, jack@...e.cz, hch@...radead.org,
        ebiggers@...nel.org, paolo.valente@...aro.org, axboe@...nel.dk
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        yi.zhang@...wei.com, "yukuai (C)" <yukuai3@...wei.com>
Subject: Re: [PATCH v4 0/6] blk-wbt: simple improvment to enable wbt correctly

friendly ping ...

在 2022/09/30 11:19, Yu Kuai 写道:
> From: Yu Kuai <yukuai3@...wei.com>
> 
> changes in v4:
>   - remove patch 3 from v3
>   - add patch 2,3 in v4
> 
> changes in v3:
>   - instead of check elevator name, add a flag in elevator_queue, as
>   suggested by Christoph.
>   - add patch 3 and patch 5 to this patchset.
> 
> changes in v2:
>   - define new api if wbt config is not enabled in patch 1.
> 
> Yu Kuai (6):
>    elevator: remove redundant code in elv_unregister_queue()
>    blk-wbt: remove unnecessary check in wbt_enable_default()
>    blk-wbt: make enable_state more accurate
>    blk-wbt: don't show valid wbt_lat_usec in sysfs while wbt is disabled
>    elevator: add new field flags in struct elevator_queue
>    blk-wbt: don't enable throttling if default elevator is bfq
> 
>   block/bfq-iosched.c |  2 ++
>   block/blk-sysfs.c   |  6 +++++-
>   block/blk-wbt.c     | 26 ++++++++++++++++++++++----
>   block/blk-wbt.h     | 17 ++++++++++++-----
>   block/elevator.c    |  8 ++------
>   block/elevator.h    |  5 ++++-
>   6 files changed, 47 insertions(+), 17 deletions(-)
>