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SubjectRe: [Patch] mm tracepoints
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On Fri, 2009-03-06 at 19:01 +0100, Ingo Molnar wrote:
> * Peter Zijlstra <peterz@infradead.org> wrote:
>
> > On Fri, 2009-03-06 at 18:38 +0100, Peter Zijlstra wrote:
> > > On Fri, 2009-03-06 at 18:10 +0100, Ingo Molnar wrote:
> > > > Looks pretty good and useful to me. I've Cc:-ed more mm folks,
> > > > it would be nice to hear their opinion about these tracepoints.
> > > >
> > > > Andrew, Nick, Peter, what do you think?
> > >
> > > Bit sad we use the struct mm_struct * as mm identifier (little %lx vs %p
> > > confusion there too), but I suppose there simply isn't anything better.
> >
> > > Things missing,
> >
> > Why only anon and filemap, that misses out on all the funky
> > driver ->fault() handlers.
>
> btw., does it include shm faults? I think all of this would be
> handled if the tracepoint was at handle_mm_fault(), right?

Partially, you wouldn't be able to do the file:offset thing you asked
for.

But yeah, also hugetlb seems to be missing.



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