linux-kernel - RE: Multi-Initiator SAS

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Message-ID: <664A4EBB07F29743873A87CF62C26D7032CDC0@NAMAIL4.ad.lsil.com>
Date:	Tue, 19 Sep 2006 14:18:36 -0600
From:	"Moore, Eric" <Eric.Moore@...l.com>
To:	"Darrick J. Wong" <djwong@...ibm.com>, <linux-scsi@...r.kernel.org>
Cc:	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: RE: Multi-Initiator SAS

On Tuesday, September 19, 2006 1:15 PM,  Darrick J. Wong wrote:

> Alexis and I connected both a Adaptec 9410 and a LSI 1064E 
> SAS initiator
> to an expander.  Both machines saw the disks attached to the expander,
> and both could send I/Os to the disks.  So far, so good.
> 
> We then connected a SATA disk to the expander.  libsas BUGd up in
> sas_ex_discover_end_dev (sas_expander.c:636):
> 
> BUG_ON(sas_port_add(phy->port) != 0);
> 

Which expander are you using?  I believe James has some sata work
arounds
for the sasx12, which has byte ordering issues.

Eric
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