Re: [PATCH] kernel: allow reboots from user_ns
From: Glauber Costa
Date: Thu Feb 14 2013 - 09:30:36 EST
On 02/14/2013 06:27 PM, Serge Hallyn wrote:
> Quoting Glauber Costa (glommer@xxxxxxxxxxxxx):
>> Reboot support for pid namespaces is already implemented and it works
>> well. However, in most containers the tasks will join all namespaces,
>> including the now supported user namespace. In that situation, we will
>> fail the "capable" test and won't be able to reboot.
>> The proposed solution is to allow reboots for CAP_SYS_BOOT processes
>> in the user namespace that owns the pid namespace.
>> Signed-off-by: Glauber Costa <glommer@xxxxxxxxxxxxx>
> Note Li Zefan sent this identical patch last year. It's in my own
> built userns kernel, and definately required :)
I didn't see that, and using Linus' master my stop container scripts
stopped working after I started using Eric's userns...
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