Bug#885166: instability with 4.14 regarding KVM virtualization

[Jonathan Nieder <jrnieder@gmail.com>]

Marc Haber wrote:
> On Mon, Dec 25, 2017 at 10:02:48PM +0000, Ben Hutchings wrote:

>> Given that commit fb1522e099f0 was merged after -rc7 I assume it's an
>> important fix, though the commit message doesn't spell that out.  So I
>> think that whenever bisect asks you to test a version that doesn't
>> contain it, you should cherry-pick it first to avoid the other bug.  (I
>> think you will then need to use 'git bisect good|bad HEAD^' after
>> testing, rather than implicitly flagging the current head commit.)
>
> Would
>   git show fb1522e099f0 | patch -p1
>   build/test
>   git reset --hard
>   git bisect good|bad
> be the same thing? I would feel much more comfortable with that.

Yes.  (The main advantage of 'git cherry-pick' over that is that it
performs rename detection, but that shouldn't be relevant here.  You
can similarly do

	git cherry-pick --no-commit fb1522e099f0
	build/test
	git reset --hard
	git bisect good|bad

)

Thanks,
Jonathan