Re: [PATCH v9 05/11] block: introduce blk_req_zone_write_trylock

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To: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>
Subject: Re: [PATCH v9 05/11] block: introduce blk_req_zone_write_trylock
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Tue, 05 May 2020 22:57:03 -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>, Hannes Reinecke <hare@xxxxxxx>
In-reply-to: <20200428104605.8143-6-johannes.thumshirn@wdc.com> (Johannes Thumshirn's message of "Tue, 28 Apr 2020 19:45:59 +0900")
Organization: Oracle Corporation
References: <20200428104605.8143-1-johannes.thumshirn@wdc.com> <20200428104605.8143-6-johannes.thumshirn@wdc.com>
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.91 (gnu/linux)

Johannes,

> Introduce blk_req_zone_write_trylock(), which either grabs the
> write-lock for a sequential zone or returns false, if the zone is
> already locked.

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

-- 
Martin K. Petersen	Oracle Linux Engineering

References:
- [PATCH v9 00/11] Introduce Zone Append for writing to zoned block devices
  - From: Johannes Thumshirn
- [PATCH v9 05/11] block: introduce blk_req_zone_write_trylock
  - From: Johannes Thumshirn

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