Re: [RFC PATCHv2] block: set bdi congested when no tag available

From: Jens Axboe
Date: Thu Jun 16 2022 - 11:28:03 EST


On 6/16/22 6:30 AM, zhaoyang.huang wrote:
> From: Zhaoyang Huang <zhaoyang.huang@xxxxxxxxxx>
>
> In previous version, block layer will set bdi to be congested when
> get_request fail, which may throttle direct_reclaim. Move them back
> under current blk-mq design.

bdi congestion doesn't exist anymore, not sure what this patch is
against?

--
Jens Axboe