Re: [PATCH 1/3] scsi: introduce scsi_host_busy()

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To: "axboe@xxxxxx" <axboe@xxxxxx>, "ming.lei@xxxxxxxxxx" <ming.lei@xxxxxxxxxx>
Subject: Re: [PATCH 1/3] scsi: introduce scsi_host_busy()
From: Bart Van Assche <Bart.VanAssche@xxxxxxx>
Date: Fri, 27 Apr 2018 15:47:25 +0000
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Cc: "linux-block@xxxxxxxxxxxxxxx" <linux-block@xxxxxxxxxxxxxxx>, "snitzer@xxxxxxxxxx" <snitzer@xxxxxxxxxx>, "hch@xxxxxx" <hch@xxxxxx>, "martin.petersen@xxxxxxxxxx" <martin.petersen@xxxxxxxxxx>, "hare@xxxxxxx" <hare@xxxxxxx>, "linux-scsi@xxxxxxxxxxxxxxx" <linux-scsi@xxxxxxxxxxxxxxx>, "don.brace@xxxxxxxxxxxxx" <don.brace@xxxxxxxxxxxxx>, "james.bottomley@xxxxxxxxxxxxxxxxxxxxx" <james.bottomley@xxxxxxxxxxxxxxxxxxxxx>, "osandov@xxxxxx" <osandov@xxxxxx>, "loberman@xxxxxxxxxx" <loberman@xxxxxxxxxx>, "kashyap.desai@xxxxxxxxxxxx" <kashyap.desai@xxxxxxxxxxxx>
In-reply-to: <20180420065742.8043-2-ming.lei@redhat.com>
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On Fri, 2018-04-20 at 14:57 +0800, Ming Lei wrote:
> This patch introduces SCSI middle layer API of scsi_host_busy() for
> drivers to read the host-wide counter of scsi_host->host_busy.

This patch introduces a function that has no callers so I think this patch
should be combined with patch 2/3 from this series into a single patch.

Bart.

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References:
- [PATCH 0/3] scsi: scsi-mq: don't hold host_busy in IO path
  - From: Ming Lei
- [PATCH 1/3] scsi: introduce scsi_host_busy()
  - From: Ming Lei

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