Re: [PATCH 7/7] uts namespaces: Implement CLONE_NEWUTS flag

[Andi Kleen]

"Serge E. Hallyn" <serue@xxxxxxxxxx> writes:
> 
> Ok.  Then I maintain that the bitmap of changed namespaces seems
> unnecessary. 

I didn't spell it out, but it's obviously to optimize cache footprint
of clone(). I expect nsproxy to be eventually more than a cacheline
and with a bitmap test you can avoid checking it all.

-Andi
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