From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: wenxiong@linux.vnet.ibm.com
Cc: linux-block@vger.kernel.org, brking@linux.vnet.ibm.com,
dougmill@linux.vnet.ibm.com, axboe@fb.com
Subject: Re: [PATCH] blk-mq: NVMe 512B/4K+T10 DIF/DIX format returns I/O error on dd with split op
Date: Wed, 10 May 2017 10:39:01 -0400 [thread overview]
Message-ID: <yq1lgq4pyii.fsf@oracle.com> (raw)
In-Reply-To: <1494424451-856-1-git-send-email-wenxiong@linux.vnet.ibm.com> (wenxiong@linux.vnet.ibm.com's message of "Wed, 10 May 2017 08:54:11 -0500")
wenxiong@linux.vnet.ibm.com,
> When formatting NVMe to 512B/4K + T10 DIf/DIX, dd with split op
> returns "Input/output error". Looks block layer split the bio after
> calling bio_integrity_prep(bio). This patch fixes the issue.
Looks good.
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2017-05-10 14:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-10 13:54 [PATCH] blk-mq: NVMe 512B/4K+T10 DIF/DIX format returns I/O error on dd with split op wenxiong
2017-05-10 14:02 ` Jens Axboe
2017-05-10 14:39 ` Martin K. Petersen [this message]
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