Re: [PATCH v8 06/14] task_isolation: provide strict mode configurable signal

Chris Metcalf
2015-10-21T01:30:36Z

On 10/20/2015 8:56 PM, Steven Rostedt wrote:
> On Tue, 20 Oct 2015 16:36:04 -0400
> Chris Metcalf <cmetcalf-d5a29ZRxExrQT0dZR+AlfA@public.gmane.org> wrote:
>
>> Allow userspace to override the default SIGKILL delivered
>> when a task_isolation process in STRICT mode does a syscall
>> or otherwise synchronously enters the kernel.
>>
> Is this really a good idea? This means that there's no way to terminate
> a task in this mode, even if it goes astray.

It doesn't map SIGKILL to some other signal unconditionally. It just allows
the "hey, you broke the STRICT contract and entered the kernel" signal
to be something besides the default SIGKILL.

--
Chris Metcalf, EZChip Semiconductor