Re: [PATCH v3 00/10] x86: ORC unwinder (previously undwarf)

From: Jiri Kosina
Date: Thu Jul 13 2017 - 08:02:15 EST

On Wed, 12 Jul 2017, Andi Kleen wrote:

> It's somewhat surprising. It would be good to under stand why that
> happens. Is it icache misses, data cache misses for the stack, or simply
> more instructions executed, or worse tail calls?

Jiri Kosina