Re: [PATCH] Debug shared irqs.

[Andrew Morton <akpm@osdl.org>]

David Woodhouse <dwmw2@infradead.org> wrote:
>
> On Thu, 2006-01-05 at 02:19 -0800, Andrew Morton wrote:
> > This is going to cause me a ton of grief.  How's about you put it in
> > Fedora for a few weeks, get all the drivers debugged first ;)
> 
> I'd do that normally, but it's the wrong point in the cycle -- we're
> getting ready for Fedora Core 5 at the moment; it's not the time to be
> doing such things. We can apply the patch... but we'd have to turn the
> config option off :)
> 
> What you're seeing is the whole point of the patch, surely? And it _is_
> a config option -- people aren't forced to turn it on.

Sure.  I was just regretting being the sucker again.

> Would it help if we added a printk to make it more obvious what's
> happening, which gives the naïve user the opportunity to turn off the
> config option just to get things working again? Somethign along the
> lines of "Faking irq %d due to CONFIG_DEBUG_SHIRQ. If your machine
> crashes now, don't blame akpm"?

Nah, that's all right.  I'm skilled at sending maintainers new bug reports
to ignore.

> Out of interest, does your i810 patch fix the problem which was reported
> in November by Eyal Lebedinsky ("2.6.14.2: repeated oops in i810 init")?

Looks like it.  I was oopsing at 0x00000030 too, although on x86_64, not x86.

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