[PATCH 3/3 v3] perf_counter: powerpc: Add callchain support

[Benjamin Herrenschmidt]

On Tue, 2009-08-18 at 09:01 +1000, Paul Mackerras wrote:
> This adds support for tracing callchains for powerpc, both 32-bit
> and 64-bit, and both in the kernel and userspace, from PMU interrupt
> context.

> Signed-off-by: Paul Mackerras <paulus at samba.org>

Acked-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>