Lee Revell <[email protected]> wrote:
>
> On Fri, 2006-02-10 at 12:21 -0800, Andrew Morton wrote:
> > Miles Lane <[email protected]> wrote:
> > >
> > > BUG: warning at drivers/ieee1394/ohci1394.c:235/get_phy_reg()
> >
> > That's a -mm-only warning telling you that get_phy_reg() is doing a
> > one-millisecond-or-more busywait while local interrupts are disabled.
> >
> > That's the sort of thing which makes audio developers pursue 1394 developers
> > with sharp sticks.
>
> Hmm, interesting, did -mm get a "lite" version of Ingo's latency tracer?
>
ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.16-rc2/2.6.16-rc2-mm1/broken-out/debug-warn-if-we-sleep-in-an-irq-for-a-long-time.patch
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