Re: [kernel-hardening] Re: initcall dependency problem (ns vs. threads)

Linus Torvalds
2011-08-02T00:02:56Z

On Mon, Aug 1, 2011 at 9:03 AM, Vasiliy Kulikov <segoon@openwall.com> wrote:
>> Are we talking about init_ipc_ns.ids[] here?  If so, did you try
>> initializing the three rwsems at compile-time?
>>
>> That's rather a nasty hack though.  It'd be better to run the mystery
>> init function before starting the threads.
>
> Looks like it solves the race.  However, I think it should be solved on
> another level.  Other bugs might be hidden with this race.

Statically initializing code data structures in order to avoid these
kinds of problems is the correct fix.

Can you send me the patch?

Linus