Re: [PATCH 2/2] ppc64le live patch: get rid of mini stack frame
From: Jiri Kosina
Date: Thu Mar 10 2016 - 07:59:01 EST
On Thu, 10 Mar 2016, Petr Mladek wrote:
> BTW: How is this solved in kretprobes? Or is it easier there?
Is that really a problem? With kretprobes you're never performing the
module->core->module transition in "one" redirection, right?
The 'kretprobe_trampoline' is a global symbol, and hence everybody is
generating 'global call' for it, and that's pretty much it.