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SubjectRe: [PATCH 1/1] perf tools: Add missing user space support for config1/config2

* Vince Weaver <> wrote:

> [...] The kernel has no business telling users which perf events are
> interesting, or limiting them! [...]

The policy is very simple and common-sense: if a given piece of PMU
functionality is useful enough to be exposed via a raw interface, then
it must be useful enough to be generalized as well.

> [...] What is this, windows?

FYI, this is how the Linux kernel has operated from day 1 on: we support
hardware features to abstract useful highlevel functionality out of it.
I would not expect this to change anytime soon.



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