Messages in this thread | | | Date | Mon, 2 Mar 2015 10:13:05 +0100 (CET) | From | Jiri Kosina <> | Subject | Re: [RFC][PATCH 1/9] klp: Fix obvious RCU fail |
| |
On Mon, 2 Mar 2015, Peter Zijlstra wrote:
> > Acked-by: Jiri Kosina <jkosina@suse.cz> > > > > I guess you'll be taking this together with the series, so I am not > > applying it. > > Feel free to take it; this series might take a wee while longer to > mature.
OK, thanks.
> That said; I do have a follow up question on that code. So now you've > successfully obtained an address in module space; but the moment you > release that RCU-sched lock, the module can be gone. > > How does the whole live patching stuff deal with module removal during > patching?
We have a module notifier that serializes using klp_mutex with the patching. Do you see a problem there?
Thanks,
-- Jiri Kosina SUSE Labs
| |