svn commit: r196777 - head/sys/dev/ahci

Scott Long scottl at samsco.org
Thu Sep 3 20:31:11 UTC 2009


On Sep 3, 2009, at 2:02 PM, John Baldwin <jhb at freebsd.org> wrote:

> On Thursday 03 September 2009 3:45:07 pm Ivan Voras wrote:
>> But ciss doesn't reference it at all so either it deviously assumes  
>> it
>> or is independent of it.
>
> Actually, it may be much worse, it may be that the author of ciss(4)  
> new that
> ciss(4)'s largest supported I/O size was larger than 128k so they  
> didn't
> bother handling the limit at all giving the false impression the  
> hardware has
> no limit.

You're exactly right.  The solution is to do a proper audit and fix  
the potential problems, not add yet another 1-off flag that avoids  
doing real work.  If you want to help, keep in mind that I need help  
_generating_ patches, not testing them.  I appreciate all of the  
testing goodwill out there, but analysis and fixing goodwill is needed  
at this phase.

Scott



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