Re: [PATCH] coredump_filter: enable to change the default filter

Hidehiro Kawai
2008-12-26T06:23:18Z

Hi,

I'm sorry for late reply.

Roland McGrath wrote:

>>However, we would need a special care for PID namespace if we use
>>init's coredump_filter as default. For a process with new PID
>>namespace and new /proc, writing to /proc/1/coredump_filter doesn't
>>mean changing default, although it's not a usual operation.
>
> I'd figured that private PID namespaces with their own init would want
> their own private settings for this default too.

Probably it's true, but I'm not sure if having coredump_filter have
two means is acceptable. init in a private PID namespace can die
and dump a core file. So its coredump_filter has two means; default
setting for the namespace and setting for itself.

Thanks,
--
Hidehiro Kawai
Hitachi, Systems Development Laboratory
Linux Technology Center