From: Jeff Garzik <jeff@garzik.org>
To: Gwendal Grignou <gwendal@google.com>
Cc: James Bottomley <James.Bottomley@hansenpartnership.com>,
Grant Grundler <grundler@google.com>,
Jens Axboe <jens.axboe@oracle.com>,
linux-ide@vger.kernel.org, htejun@gmail.com
Subject: Re: [PATCH 1/2] libata: switch to using block layer tagging support
Date: Wed, 20 May 2009 15:47:28 -0400 [thread overview]
Message-ID: <4A145E50.8090000@garzik.org> (raw)
In-Reply-To: <e7510f760905201242s3cb84154m6e9a5795fd2357c5@mail.gmail.com>
Gwendal Grignou wrote:
> We can not have more than 16 devices per ata_port: a PMP can only have
> 15 device ports [Sata 2.6- 16.2], and we can not connect a PMP to
> another one.
Whoops, you're right. I guess I mixed up SAS expanders and PMP's, when
coughing up that "32".
Jeff
next prev parent reply other threads:[~2009-05-20 19:47 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-20 6:59 [PATCH 0/2] libata: switch to block layer tagging Jens Axboe
2009-05-20 7:00 ` [PATCH 1/2] libata: switch to using block layer tagging support Jens Axboe
2009-05-20 11:53 ` Tejun Heo
2009-05-20 17:10 ` Grant Grundler
2009-05-20 18:08 ` Gwendal Grignou
2009-05-20 18:50 ` James Bottomley
2009-05-20 18:58 ` Jeff Garzik
2009-05-20 19:04 ` Jeff Garzik
2009-05-20 19:42 ` Gwendal Grignou
2009-05-20 19:47 ` Jeff Garzik [this message]
2009-05-21 13:44 ` Mark Lord
2009-05-21 17:27 ` Jeff Garzik
2009-05-20 18:51 ` Jeff Garzik
2009-05-20 19:09 ` Jeff Garzik
2009-06-10 15:11 ` Jeff Garzik
2009-06-11 2:10 ` Tejun Heo
2009-05-20 7:01 ` [PATCH 2/2] block: add function for waiting for a specific free tag Jens Axboe
2009-05-20 11:55 ` Tejun Heo
2009-05-20 19:34 ` old-EH and SAS (was Re: [PATCH 2/2] block: add function for waiting for a specific free tag) Jeff Garzik
2009-05-21 16:34 ` Brian King
2009-05-20 17:28 ` [PATCH 2/2] block: add function for waiting for a specific free tag Grant Grundler
2009-05-20 7:53 ` [PATCH 0/2] libata: switch to block layer tagging Jeff Garzik
2009-05-20 7:57 ` Jens Axboe
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