From: Boaz Harrosh <bharrosh@panasas.com>
To: Madhavi Manchala <madhavi.lscsi@gmail.com>
Cc: linux-scsi@vger.kernel.org
Subject: Re: Bidirectional data transfers from SCSI layer
Date: Wed, 19 Aug 2009 11:22:01 +0300 [thread overview]
Message-ID: <4A8BB629.2090207@panasas.com> (raw)
In-Reply-To: <97a757510908180642l48966e58g7c7705d2df60ccbc@mail.gmail.com>
On 08/18/2009 04:42 PM, Madhavi Manchala wrote:
> On Tue, Aug 18, 2009 at 5:16 PM, Boaz Harrosh<bharrosh@panasas.com> wrote:
>
> Dear Boaz,
>
> Thanks again for the information.
>
>> No!. You miss understood. iscsi is just a scsi LLD (Low Level Driver)
>> just as usb/storage/scsiglue.c is an LLD. You only register with scsi.
>>
>> scsi-ml has full support for bidi. Only the LLDs do not. except two
>> LLDs: iscsi and scsi_debug.
>
> I guess, iscsi you are referring to is nothing but
> drivers/scsi/iscsi_tcp.c. If so, do I need to modify
> drivers/usb/storage/scsiglue.c file in a way to handle bidirectional
> commands. The reference code for the modification is iscsi_tcp.c file.
>
Yes
and also drivers/scsi/scsi_debug.c
> Please let me know whether my assumption is correct or not.
>
> Thanks and Regards,
> Madhavi M.
Good luck
Boaz
prev parent reply other threads:[~2009-08-19 8:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-18 6:22 Bidirectional data transfers from SCSI layer Madhavi Manchala
2009-08-18 8:04 ` Boaz Harrosh
2009-08-18 9:03 ` Madhavi Manchala
2009-08-18 10:00 ` Boaz Harrosh
2009-08-18 10:35 ` Madhavi Manchala
2009-08-18 11:46 ` Boaz Harrosh
2009-08-18 13:42 ` Madhavi Manchala
2009-08-19 8:22 ` Boaz Harrosh [this message]
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