smp_utils: command line utilities for SAS expanders

Kenneth D. Merry ken at freebsd.org
Thu Sep 8 14:49:51 UTC 2011


On Wed, Sep 07, 2011 at 11:19:59 -0700, Matthew Jacob wrote:
> 
> >It'll get fixed when we add SMP probe code into CAM.
> 
> ETA?

Last year I would have said this year.  Right now I'm not sure.

It'll probably happen along with the multipathing work we're planning to do
for CAM, since our initial goal will be handling multiple paths in a SAS
topology.

Our management is currently figuring out our priorties for the next set of
features they want.  Once they figure that out I may have a better idea of
when it'll happen.  I'm pretty sure multipathing won't be the next feature
we do, so my guess is that we wouldn't start on it until next year.

If there are other folks who are interested in helping out so that the
multipathing work happens sooner, that might influence our time frame for
working on it to some extent.

One short-term note -- I'm working on support for descriptor sense right
now.  Seagate's new 3TB SAS drives return descriptor sense by default.

I'm planning to put the code into head once it unfreezes.

Ken
-- 
Kenneth Merry
ken at FreeBSD.ORG


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