From: Christoph Hellwig <hch@infradead.org>
To: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hsh@infradead.org>,
James Bottomley <jbottomley@parallels.com>,
linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org,
Tejun Heo <tj@kernel.org>
Subject: Re: [PATCH 3/4] libata-scsi: Update SATL for ZAC drives
Date: Tue, 29 Jul 2014 10:12:58 -0700 [thread overview]
Message-ID: <20140729171258.GB32713@infradead.org> (raw)
In-Reply-To: <1406645117-53088-4-git-send-email-hare@suse.de>
On Tue, Jul 29, 2014 at 04:45:16PM +0200, Hannes Reinecke wrote:
> ZAC (zoned-access command) drives translate into ZBC (Zoned block
> command) device type for SCSI. So implement the correct mappings
> into libata-scsi and update the SCSI command set versions.
This seems to both set the periphal type to ZBC and set the
HAW_ZBC bit, which is invalid for the version of ZBC spec I've seen.
Doesn't ZAC also destinguish between host aware and host managed device
like ZBC does?
next prev parent reply other threads:[~2014-07-29 17:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-29 14:45 [PATCHv3 0/4] Initial SMR drive support Hannes Reinecke
2014-07-29 14:45 ` [PATCH 1/4] libata: consolidate ata_dev_classify() Hannes Reinecke
2014-07-29 14:45 ` [PATCH 2/4] libata: Implement ATA_DEV_ZAC Hannes Reinecke
2014-07-29 14:45 ` [PATCH 3/4] libata-scsi: Update SATL for ZAC drives Hannes Reinecke
2014-07-29 17:12 ` Christoph Hellwig [this message]
2014-07-30 6:18 ` Hannes Reinecke
2014-07-29 14:45 ` [PATCH 4/4] sd: Optionally attach to ZBC devices Hannes Reinecke
2014-07-29 17:14 ` Christoph Hellwig
2014-07-30 6:41 ` Hannes Reinecke
2014-07-30 11:39 ` Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2014-07-30 7:55 [PATCHv4 0/4] Initial SMR drive support Hannes Reinecke
2014-07-30 7:55 ` [PATCH 3/4] libata-scsi: Update SATL for ZAC drives Hannes Reinecke
2014-09-05 23:44 ` Tejun Heo
2014-07-21 8:27 [PATCHv2 0/4] Initial SMR drive support Hannes Reinecke
2014-07-21 8:27 ` [PATCH 3/4] libata-scsi: Update SATL for ZAC drives Hannes Reinecke
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