On Thu, Jun 19, 2003 at 10:25:29AM -0700, David Brownell wrote:
> >Also there was a patch from David with the subject line:
> >"[patch 2.5.70] ehci, fix qh re-activation problem"
> >Does this problem exist in some form in 2.4?
> 
> Of course ... but the fix is in 2.4.21-ac1, and will
> be in the next 2.4 EHCI patch I post.

I had this patch already applied (I did report on it previously)
, but I was confused by the description for 2.5 version of the patch,
 and thought it was a different patch. 

I guess I should enable debugging and hope it happens soon enough :) 
I'll be compiling stuff, doing cvs updates etc on that
disk to try to produce the bug. I'll upgrade to 2.4.21-ac1 just in case.

> Then maybe the USB-to-IDE adapter you're using is the issue.
> From what I've seen, 7.7 MB/sec stats from "hdparm -tT"
> is slow even for 2.4 ... with a hardware ceiling, smarter
> kernels can't help much.  With more vendors on the market
> now, surely some products will be slower than others.
> 

The chip I have on the adapter is very very small.
Its Genesys Logic GL811USB. By reading PR news on their web site, it
seems to be a bit old (announced October 24, 2001). I'll try to get this
adapter replaced...
 
> On the other hand, you should use current 2.5 code too;
> last night's snapshot from Linus (2.5.73-bk2) has the
> relevant ehci patches.

I usually use CVS tree generated from bitkeeper at 
:pserver:[EMAIL PROTECTED]:/home/cvs.

I rarely boot to 2.5 because my ISDN adapter 
doesn't work there yet.

Thanks
Vedran


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