lkml.org 
[lkml]   [2007]   [Jan]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Juju
On Fri, 26 Jan 2007 03:35:19 +0100, Stefan Richter <stefanr@s5r6.in-berlin.de> wrote:

> The fundamental thing about SBP-2 is that ORBs ( = SCSI command blocks
> plus SBP-2 header) and data buffers all reside in the memory of the
> initiator (or of a 3rd party on the FireWire bus).

I recognize the concept, I worked with SRP in Infiniband a bit.

> The target wrote an SBP-2 status block into our memory. The status block
> contains the FireWire bus address of the ORB to which it belongs. [...]

I see. SRP has a more flexible tag which can be used to look up
the just completed command more effectively. But if we only submit
one, it's a moot point of course.

> [...] Since there aren't many
> mapped ORBs per target, a linked list is a reasonable data structure to
> search over.

Righto. I'm used to having thousands of oustanding commands in arrays.

-- Pete
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-01-26 05:53    [from the cache]
©2003-2011 Jasper Spaans. Advertise on this site