Re: [3.9-rc1] irq 16: nobody cared (was [3.9-rc1] very poorinterrupt responses)

[Peter Hurley]

On Thu, 2013-03-14 at 17:09 +0100, Jiri Kosina wrote:
> On Thu, 14 Mar 2013, Jiri Kosina wrote:
> 
> > > > I don't think I have seen this message on rc1+ (8343bce, to be precise), 
> > > > but I have definitely seen sluggish system response on that kernel as 
> > > > well.
> > > > 
> > > > Attaching lspci, /proc/interrupts and dmesg. 
> > > 
> > > Can you try to do a git bisect for this?  Is the sluggish system 
> > > response clear enough that you can tell reliably when it is present and 
> > > when it isn't?
> > 
> > That was my first thought, but unfortunately I am afraid there will be 
> > point at which I will easily make a bisection mistake, as the 
> > responsiveness of the system varies over time, so it's not really a 
> > 100% objective measure.
> 
> So I will try a bisect, but it'll take some time so that I could claim it 
> to be trustworthy.
> 
> Therefore in case anyone has any idea in parallel, I am all ears.

When I had this happen on -next, it was PCI + ACPI-related and I had to
bisect it. But for me the problem was quite noticable and showed up
right at login prompt.

Regards,
Peter Hurley

PS - I already confirmed that the commit that fixes that is in 3.9-rc1


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