Userspace agent crash and kernel module

[Kevin Wilson]

The thing is that crash of the daemon sometimes occur, from this
reason or other.
The question is how the kernel module will be aware of such
userspace agent crash, in order to reset its state ?

Regards,
Kevin


On Tue, Nov 18, 2014 at 10:15 AM, Pranay Srivastava <pranjas at gmail.com> wrote:
> Hi Kevin
>
>
>
>
> On Tue, Nov 18, 2014 at 1:19 PM, Kevin Wilson <wkevils at gmail.com> wrote:
>> Hi,
>> I want to write a kernel module which interacts with a userspace daemon.
>> There are cases when the userspace daemon can terminate by some signals.
>> There are also cases where the userspace daemon can crash (in some abnormal
>> cases). Is there a way that the kernel module will be aware of such
>> userspace agent crash, in order to reset its state ?
>
> Can't you reset it when the daemon is about to be killed from the
> userspace itself? Depends on how complex/simple you want
> this but there are several possibilities. Care to tell me how you
> thought about doing this and where you got stuck?
>
>
>>
>> Regards,
>> Kevin
>>
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>
>
> Regards
> --
>         ---P.K.S