Re: [tip:perfcounters/core] perf_counter: x86: Fix call-chain support to use NMI-safe methods

Ingo Molnar
2009-06-15T18:51:28Z

* Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> wrote:

> I guess. However, having the ability to call module code in NMI
> handler context [...]

I dont think we really want to execute module-provided code from NMI
handlers. NMI context is pretty tricky to begin with. (Yes, i know
it's possible via nmi notifiers or modular oprofile but it's a
really bad practice IMHO.)

Ingo