Re: [PATCH] blk-mq: update nr_requests when switching to 'none' scheduler

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To: Ming Lei <ming.lei@xxxxxxxxxx>
Subject: Re: [PATCH] blk-mq: update nr_requests when switching to 'none' scheduler
From: Jens Axboe <axboe@xxxxxxxxx>
Date: Sat, 2 Jun 2018 14:08:15 -0600
Cc: linux-block@xxxxxxxxxxxxxxx, Marco Patalano <mpatalan@xxxxxxxxxx>, "Ewan D. Milne" <emilne@xxxxxxxxxx>
In-reply-to: <20180602071809.4277-1-ming.lei@redhat.com>
References: <20180602071809.4277-1-ming.lei@redhat.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0

On 6/2/18 1:18 AM, Ming Lei wrote:
> Now we setup q->nr_requests when switching to one new scheduler,
> but not do it for 'none', then q->nr_requests may not be correct
> for 'none'.
> 
> This patch fixes this issue by always updating 'nr_requests' when
> switching to 'none'.

Looks fine, applied.

-- 
Jens Axboe

References:
- [PATCH] blk-mq: update nr_requests when switching to 'none' scheduler
  - From: Ming Lei

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