On Wed, 2015-11-25 at 10:37 -0500, Jeff Moyer wrote:
> "Verma, Vishal L" <vishal.l.verma@xxxxxxxxx> writes:
>
> > On Tue, 2015-11-24 at 14:14 -0500, Jeff Moyer wrote:
> > >
> > > I'm not sure whether it makes sense to continue without badblock
> > > management for the RAID code. I was hoping Neil would comment on
> > > that.
> > >
> > > -Jeff
> >
> > Not sure I follow? I believe I've kept all the badblocks
> > functionality
> > RAID already had..
>
> What I mean to say is that the RAID code had previously embedded the
> badblocks structure in one of its other data structures. As a result,
> you would never get an allocation failure for it.
>
Ah I see - I don't think that has effectively changed. 'rdev' still
contains a statically allocated badblocks structure (as opposed to
gendisk, which just stores a pointer). md used to dynamically allocate
the storage space inside badblocks (bb->page), and that is still the
case using badblocks_init.
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