[PATCH] perf: ARM: Record the user-mode PC in the call chain.

[Will Deacon]

On Fri, Jun 14, 2013 at 12:21:11AM +0100, Jed Davis wrote:
> With this change, we no longer lose the innermost entry in the user-mode
> part of the call chain.  See also the x86 port, which includes the ip.
> 
> It's possible to partially work around this problem by post-processing
> the data to use the PERF_SAMPLE_IP value, but this works only if the CPU
> wasn't in the kernel when the sample was taken.

Thanks. I guess we need something similar for arm64 too. Could you cook a
similar patch please?

Will