Re: Perf and ftrace [was Re: PyTimechart]

Peter Zijlstra
2010-05-12T18:00:21Z

On Wed, 2010-05-12 at 13:53 -0400, Mathieu Desnoyers wrote:
>
> Would you be fine with an alternative implementation and API that support both
> mmap() and splice(), without any need to swap pages ?

Sure, what did you have in mind?

You basically give you page to splice, never to see it again, you'd need
to fill that hole in your buffer again.