[lvm-devel] [PATCH] pvcreate: Create a bootloader embedding area by default

[Gabriel de Perthuis]

> On 09/26/2013 09:33 AM, Gabriel de Perthuis wrote:
>> Default to 1M, to match the amount available to the bootloader on a
>> partition table with modern alignment constraints.
> 
> Well, I'd really prefer having this on-demand only by explicit use of
> "pvcreate --bootloaderareasize". The bootloader area is supposed to
> be used in specific situations only and we normally don't want it to
> be created for all PVs by default...

There isn't any support for adding the area to existing PVs (though
there is enough room).  I don't see a downside to having the area ready
in case it's needed.