[PATCH 2/2] ppc64le live patch: get rid of mini stack frame

Jiri Kosina jikos at kernel.org
Thu Mar 10 23:58:39 AEDT 2016


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.

-- 
Jiri Kosina
SUSE Labs



More information about the Linuxppc-dev mailing list