From: Bart Van Assche <Bart.VanAssche@sandisk.com>
To: "linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"martin.petersen@oracle.com" <martin.petersen@oracle.com>
Cc: "hch@lst.de" <hch@lst.de>
Subject: Re: [PATCH 2/2] scsi: sd: Remove LBPRZ dependency for discards
Date: Fri, 7 Apr 2017 18:36:53 +0000 [thread overview]
Message-ID: <1491590212.2559.19.camel@sandisk.com> (raw)
In-Reply-To: <20170405114111.26864-2-martin.petersen@oracle.com>
On Wed, 2017-04-05 at 07:41 -0400, Martin K. Petersen wrote:
> Separating discards and zeroout operations allows us to remove the LBPRZ
> block zeroing constraints from discards and honor the device preferences
> for UNMAP commands.
>
> If supported by the device, we'll also choose UNMAP over one of the
> WRITE SAME variants for discards.
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
next prev parent reply other threads:[~2017-04-07 18:36 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-05 11:41 [PATCH 1/2] scsi: sd: Separate zeroout and discard command choices Martin K. Petersen
2017-04-05 11:41 ` [PATCH 2/2] scsi: sd: Remove LBPRZ dependency for discards Martin K. Petersen
2017-04-07 18:36 ` Bart Van Assche [this message]
2017-04-07 18:28 ` [PATCH 1/2] scsi: sd: Separate zeroout and discard command choices Bart Van Assche
2017-04-12 1:04 ` Martin K. Petersen
2017-04-07 19:59 ` Bart Van Assche
2017-04-10 7:13 ` hch
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