linux-kernel - Re: [PATCHv2 1/1] SCSI: update hosts module to use idr index management

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Date:	Tue, 6 Oct 2015 15:00:09 +0200
From:	Hannes Reinecke <hare@...e.com>
To:	Lee Duncan <lduncan@...e.com>, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc:	James Bottomley <James.Bottomley@...senPartnership.com>,
	Tejun Heo <tj@...nel.org>,
	Johannes Thumshirn <jthumshirn@...e.de>,
	Christoph Hellwig <hch@...radead.org>
Subject: Re: [PATCHv2 1/1] SCSI: update hosts module to use idr index
 management

On 10/06/2015 01:01 AM, Lee Duncan wrote:
> Update the SCSI hosts module to use idr to manage
> its host_no index instead of an ATOMIC integer. This
> also allows using idr_find() to look up the SCSI
> host structure given the host number.
>
> This means that the SCSI host number will now
> be reclaimable.
>
> Signed-off-by: Lee Duncan <lduncan@...e.com>
> ---
>   drivers/scsi/hosts.c | 60 +++++++++++++++++++++++++---------------------------
>   1 file changed, 29 insertions(+), 31 deletions(-)
>
Very nice.

Reviewed-by: Hannes Reinecke <hare@...e.com>

Cheers,

Hannes

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