On Thu, 2016-03-10 at 14:04 +0100, Torsten Duwe wrote:
> On Thu, Mar 10, 2016 at 01:51:16PM +0100, Petr Mladek wrote:
> > On Thu 2016-03-10 13:25:08, Petr Mladek wrote:
> > > On Wed 2016-03-09 18:30:17, Torsten Duwe wrote:
> > > > After the mini stack frame is no longer required for TOC storage, it
On Thu, Mar 10, 2016 at 01:51:16PM +0100, Petr Mladek wrote:
> On Thu 2016-03-10 13:25:08, Petr Mladek wrote:
> > On Wed 2016-03-09 18:30:17, Torsten Duwe wrote:
> > > After the mini stack frame is no longer required for TOC storage, it can
> > > be eliminated iff the functionality of klp_return_he
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 eve
On Thu 2016-03-10 13:25:08, Petr Mladek wrote:
> On Wed 2016-03-09 18:30:17, Torsten Duwe wrote:
> > After the mini stack frame is no longer required for TOC storage, it can
> > be eliminated iff the functionality of klp_return_helper, which required
> > a stack frame for the extra return address p
On Wed 2016-03-09 18:30:17, Torsten Duwe wrote:
> After the mini stack frame is no longer required for TOC storage, it can
> be eliminated iff the functionality of klp_return_helper, which required
> a stack frame for the extra return address previously, is carried out
> by the replacement function
After the mini stack frame is no longer required for TOC storage, it can
be eliminated iff the functionality of klp_return_helper, which required
a stack frame for the extra return address previously, is carried out
by the replacement function now. This requires _every_ live patch replacement
funct
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