Re: config PROC_CHILDREN

[Cyrill Gorcunov]

On Wed, Jul 08, 2015 at 04:18:28PM +0200, Iago López Galeiras wrote:
...
> 
> > That being said, I am curious... Is this interface so expensive that it
> > really deserves a separate option, instead of always enabling it? This
> > seems to be a fairly generic feature that a lot of scripts and tools
> > could benefit from (starting with pstree I suppose.)
> 
> I don't think I have enough information to answer that question. I'll CC Cyrill
> Gorcunov and Andrew Morton.

The interface is not expensive per-se but it was developed for
checkpoint/restore in first place so we've been wrapping any
new code created for this sake with CONFIG_. And we (criu
team) were the only users of this interface at those days
so it had lot of sence to keep it conditionally enabled.
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