On Wed, Nov 07, 2007 at 09:57:42AM -0800, Stephane Eranian wrote:
> Greg,
>
> On Wed, Nov 07, 2007 at 09:47:47AM -0800, Greg KH wrote:
> > On Wed, Nov 07, 2007 at 05:42:55AM -0800, Stephane Eranian wrote:
> > > Greg,
> > >
> > > Perfmon sysfs document has been updated following your adivce.
> > > you can check out in my perfmon tree the following commit:
> > >
> > > e83278f879e52ecee025effe9ad509fd51e4a516
> >
> > Thanks, that looks a lot better.
> >
> > Do you want me to send you patches based on this tree to help clean up
> > the sysfs usage now that it's documented?
> >
> Yes, send me the patches. But from what you were saying earlier it seems
> I would need an extra sysfs patches to make this compile. Is that particular
> patch already in Linus's tree?
No, it's in my tree, and will be in the next -mm. You will need a few
patches to get this to work, not just a single patch.
> > Also, a lot of your per-cpu sysfs files should probably move to debugfs
> > as they are for debugging only, right? No need to clutter up sysfs with
> > them when only the very few perfmon developers would be needing access
> > to them.
> >
> Yes, this is mostly debugging. If debugfs is meant for this, then I'll
> be happy to move this stuff over there. Is there some good example of how
> I could do that based on my current sysfs code?
There is documentation for debugfs in the kernel api document :)
And, there are many in-kernel users of debugfs, a grep for
"debugfs_create_" should show you some examples of how to use this. If
you have any questions, please let me know.
thanks,
greg k-h
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