lkml.org 
[lkml]   [2009]   [May]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: USB/DVB - Old Technotrend TT-connect S-2400 regression tracked down
    On Sat, 23 May 2009, Pekka Enberg wrote:

    > On Sat, May 23, 2009 at 12:32 AM, David <david@unsolicited.net> wrote:
    > > I reported this DVB-S card breaking between 2.6.26 and 2.6.27. I've
    > > finally had time to do some digging, and the regression is caused by:
    > >
    > >    b963801164618e25fbdc0cd452ce49c3628b46c8 USB: ehci-hcd unlink speedups
    > >
    > > ..that was introduced in 2.6.27. Reverting this change in 2.6.29-rc5
    > > makes the card work happily again.
    >
    > [ Note: David meant 2.6.30-rc5 here. ]
    >
    > Thanks for doing the bisect!
    >
    > On Sat, May 23, 2009 at 12:32 AM, David <david@unsolicited.net> wrote:
    > > I don't know enough about USB protocols to speculate on whether there
    > > may be a better fix, but hopefully someone cleverer than me can get to
    > > the bottom of the problem?

    It's hard to see how that patch could cause any problems, provided the
    hardware is working correctly. (There was a case where the hardware
    was _not_ working as expected.) Is any more information available
    about this failure?

    Alan Stern

    --
    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: 2009-05-23 17:17    [W:2.282 / U:0.252 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site