Re: [RFC mm][PATCH 2/5] percpu cached mm counter

Christoph Lameter
2009-12-10T17:34:27Z

On Thu, 10 Dec 2009, Ingo Molnar wrote:

> I.e. why not expose these stats via perf events and counts as well,
> beyond the current (rather minimal) set of MM stats perf supports
> currently?

Certainly one can write perf events that do a simular thing but that is
beyond the scope of the work here. This is the result of a test program.
The point here is to avoid fault regressions while introducing new process
specific counters that are then used by other VM code to make decisions
about a process.