Re: [PATCH v9 02/11] block: provide fallbacks for blk_queue_zone_is_seq and blk_queue_zone_no

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To: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>
Subject: Re: [PATCH v9 02/11] block: provide fallbacks for blk_queue_zone_is_seq and blk_queue_zone_no
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Tue, 05 May 2020 22:51:22 -0400
Cc: Jens Axboe <axboe@xxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, linux-block <linux-block@xxxxxxxxxxxxxxx>, Damien Le Moal <Damien.LeMoal@xxxxxxx>, Keith Busch <kbusch@xxxxxxxxxx>, "linux-scsi @ vger . kernel . org" <linux-scsi@xxxxxxxxxxxxxxx>, "Martin K . Petersen" <martin.petersen@xxxxxxxxxx>, "linux-fsdevel @ vger . kernel . org" <linux-fsdevel@xxxxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Bart Van Assche <bvanassche@xxxxxxx>, Hannes Reinecke <hare@xxxxxxx>
In-reply-to: <20200428104605.8143-3-johannes.thumshirn@wdc.com> (Johannes Thumshirn's message of "Tue, 28 Apr 2020 19:45:56 +0900")
Organization: Oracle Corporation
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.91 (gnu/linux)

Johannes,

> blk_queue_zone_is_seq() and blk_queue_zone_no() have not been called
> with CONFIG_BLK_DEV_ZONED disabled until now.
>
> The introduction of REQ_OP_ZONE_APPEND will change this, so we need to
> provide noop fallbacks for the !CONFIG_BLK_DEV_ZONED case.

Reviewed-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>

-- 
Martin K. Petersen	Oracle Linux Engineering

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References:
- [PATCH v9 00/11] Introduce Zone Append for writing to zoned block devices
  - From: Johannes Thumshirn
- [PATCH v9 02/11] block: provide fallbacks for blk_queue_zone_is_seq and blk_queue_zone_no
  - From: Johannes Thumshirn

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