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From: Andy Grover <agrover@redhat.com>
To: Mike Christie <mchristi@redhat.com>,
	ceph-devel@vger.kernel.org, target-devel@vger.kernel.org
Subject: Re: [PATCH 12/18] target: compare and write backend driver sense handling
Date: Fri, 4 Sep 2015 15:34:21 -0700	[thread overview]
Message-ID: <55EA1C6D.6020201@redhat.com> (raw)
In-Reply-To: <55E9F3DC.1010404@redhat.com>

On 09/04/2015 12:41 PM, Mike Christie wrote:
> Hey Nick and Christoph,
>
> For the target_core_iblock + rbd/COMPARE_AND_WRITE support approach, I
> still need a patch like below to be able to allow target_core_iblock.c
> to be able to specify specific codes like TCM_MISCOMPARE_VERIFY.
>
> Is the patch below ok? I made it work similar to how we have other
> completion functions, target_complete_cmd_with_*, that take in extra
> amounts of info like length or sense.
>
> Instead, I can modify target_complete_cmd and all the callers so they
> just take/pass the sense and info if needed:
>
> void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status,
> 			 sense_reason_t sense, u32 info)

We also want user/pscsi passthrough to be able to return correct sense 
info, and your patch would let them do this.

-- Andy

  reply	other threads:[~2015-09-04 22:34 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-29  9:23 [PATCH 01/18] libceph: add scatterlist messenger data type mchristi
2015-07-29  9:23 ` [PATCH 02/18] rbd: add support for scatterlist obj_request_type mchristi
2015-07-29  9:23 ` [PATCH 03/18] rbd: add lio specific data area mchristi
2015-07-29  9:23 ` [PATCH 04/18] libceph: support bidirectional requests mchristi
2015-11-21 23:32   ` Goldwyn Rodrigues
2015-07-29  9:23 ` [PATCH 05/18] libceph: add support for CMPEXT compare extent requests mchristi
2015-07-29  9:23 ` [PATCH 06/18] rbd: add write test helper mchristi
2015-07-29  9:23 ` [PATCH 07/18] rbd: add num ops calculator helper mchristi
2015-07-29  9:23 ` [PATCH 08/18] rbd: add support for COMPARE_AND_WRITE/CMPEXT mchristi
2015-07-29  9:23 ` [PATCH 09/18] libceph: add support for write same requests mchristi
2015-07-29  9:23 ` [PATCH 10/18] rbd: add support for writesame requests mchristi
2015-07-29  9:23 ` [PATCH 11/18] target: add compare and write callback mchristi
2015-07-29  9:23 ` [PATCH 12/18] target: compare and write backend driver sense handling mchristi
2015-09-04 19:41   ` Mike Christie
2015-09-04 22:34     ` Andy Grover [this message]
2015-09-06  6:38     ` Sagi Grimberg
2015-09-06  7:12   ` Christoph Hellwig
2015-07-29  9:23 ` [PATCH 13/18] target: add COMPARE_AND_WRITE sg creation helper mchristi
2015-07-29  9:23 ` [PATCH 14/18] libceph: fix pr_fmt compile issues mchristi
2015-07-29  9:23 ` [PATCH 15/18] rbd: export some functions used by lio rbd backend mchristi
2015-07-29  9:23 ` [PATCH 16/18] rbd: move structs used by lio rbd to new header mchristi
2015-07-29  9:23 ` [PATCH 17/18] target: add rbd backend mchristi
2015-07-29 14:27   ` Bart Van Assche
2015-07-29 17:07     ` Mike Christie
2015-07-29  9:23 ` [PATCH 18/18] target: add lio rbd to makefile/Kconfig mchristi
2015-07-29 13:34 ` [PATCH 01/18] libceph: add scatterlist messenger data type Alex Elder
2015-07-29 17:49   ` Mike Christie
2015-07-29 17:55 ` Christoph Hellwig
2015-07-29 22:59   ` Mike Christie
2015-07-29 23:40     ` Mike Christie
2015-07-30  7:34       ` Nicholas A. Bellinger
2015-07-30 14:55       ` Christoph Hellwig
2016-02-04 10:33 ` David Disseldorp

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