[Devel] Re: [RFC][PATCH 2/5] Container Freezer: Make refrigerator always available

[Cedric Le Goater]

Pavel Machek wrote:
> Hi!
> 
>> Now that the TIF_FREEZE flag is available in all architectures,
>> extract the refrigerator() and freeze_task() from kernel/power/process.c
>> and make it available to all.
>>
>> The refrigerator() can now be used in a control group subsystem 
>> implementing a control group freezer.
>>
>> Signed-off-by: Cedric Le Goater <clg at fr.ibm.com>
>> Signed-off-by: Matt Helsley <matthltc at us.ibm.com>
>> Tested-by: Matt Helsley <matthltc at us.ibm.com>
> 
> There's no problem with doing this... but you should get some debate
> (with Linus?) whether using freezer for cgroups is sane. 

Yes that's what we are trying to know, is the fake signal mechanism 
used by the freezer something we can build upon ? 

> When that is done, there's no problem with this going in, probably 
> through rafael's patch queue.

OK

> (The first patch -- add freezer for all archs -- is probably
> reasonably to go in ASAP, through akpm or something...)

Thanks,

C.
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