Re: [PATCH v3 00/13] Virtually mapped stacks with guard pages (x86, core)

Andy Lutomirski
2016-09-06T16:40:35Z

On Tue, Sep 6, 2016 at 9:19 AM, Jann Horn <jann@thejh.net> wrote:
> On Thu, Jun 23, 2016 at 09:41:11AM -0700, Andy Lutomirski wrote:
>> 3. Free stacks immediately and cache them (really easy).
>
> Random note: task_current_syscall() (via /proc/$pid/syscall) will probably need additional
> locking when the stack is freed before the task.

Thanks. I'm testing a patch now.

--
Andy Lutomirski
AMA Capital Management, LLC