Re: [Xen-devel] [PATCH OSSTEST] ts-xen-build-prep: don't attempt to extend volume group by 0.

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Ian Campbell writes ("[PATCH OSSTEST] ts-xen-build-prep: don't attempt to 
extend volume group by 0."):
> overall_limit_pe can set its argument to 0 if the VG is already as
> large as it is allowed to be.
> 
> In which case we would end up passing "-l +0" to lvextend, which it
> complains about and then fails.
> 
> Move the clamping of $vg_more_free_pe to outside the check for it
> being 0.
> 
> Based on a patch by Robert Ho.
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> Cc: Robert Ho <robert.hu@xxxxxxxxx>

Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>

(again, I think...)

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