* Linus Torvalds <[email protected]> wrote:

> > I could write the patch to completely invert the 
> > exclude_guest logic -- make it include_guest. That breaks 
> > all existing perf binaries as well - just a different syntax 
> > that gets broken. That regression is acceptable?
> 
> It's not a regression since THAT CODE NEVER WORKED, for 
> chissake! The case of people actually profiling into virtual 
> machines crashes the running VMs, as you say. There's no way 
> in hell we can call it a regression to say "you now have to 
> use a flag if you profile a load with virtualization", since 
> there wasn't any working case to begin with.

Correct.

::include_guest looks like the more logical flag direction to
use in any case.

Thanks,

        Ingo
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