Re: [PATCHv4 6/6] x86/signal: add SA_{X32,IA32}_ABI sa_flags

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On Thu, Sep 01, 2016 at 02:27:44PM +0200, Oleg Nesterov wrote:
> > Hi Oleg,
> > can I have your acks or reviewed-by tags for 4-5-6 patches in the series,
> > or there is something left to fix?
> 
> Well yes... Although let me repeat, I am not sure I personally like
> the very idea of 3/6 and 6/6. But as I already said I do not feel I
> understand the problem space enough, so I won't argue.
> 
> However, let me ask again. Did you consider another option? Why criu
> can't exec a dummy 32-bit binary before anything else?

I'm not really sure how this would look then. If I understand you
correctly you propose to exec dummy 32bit during "forking" stage
where we're recreating a process tree, before anything else. If
true this implies that we will need two criu engines: one compiled
with 64 bit and (same) second but compiled with 32 bits, no?

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