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Bug#718548: bcache in D-I

Hi debian-kernel,

Samuel Thibault <sthibault@debian.org> (2015-01-20):
> Andreas Kloeckner, le Wed 07 Jan 2015 11:44:14 -0600, a écrit :
> > Samuel Thibault <sthibault@debian.org> writes:
> > > Andreas Kloeckner, le Wed 07 Jan 2015 09:59:58 -0600, a écrit :
> > >> It's true that bcache is in the full kernel image package, but bcache.ko
> > >> is *not* available in D-I (without extracting the kernel package,
> > >> manually finding the .ko, insmod, ...). I would like to suggest that at
> > >> least bcache.ko be included in the installer image, so that this
> > >> annoying charade can be avoided.
> > >
> > > Will it be useful at all since bcache-tools is not available?
> > 
> > Yes, since all you need to get a preexisting bcache volume up and
> > running is:
> > 
> > modprobe bcache
> > echo /dev/sdb > /sys/fs/bcache/register
> > echo /dev/sdc > /sys/fs/bcache/register
> Ok, it looks nice enough indeed.
> The module is not so small (354K here), so I guess this should be
> shipped in a separate udeb to avoid filling initrds.  This udeb would
> then be available among others in the expert-mode d-i component list.
> Perhaps it could be auto-loaded at partman stage, but at least making it
> available would be way more convenient than fetching it by hand.
> Ben, Bastian, do you think it could be added for Jessie?

It would probably make sense to turn this into a wishlist bug report
against src:linux so that we get an extra udeb to be used in expert mode
indeed. I'm not sure anyone is going to do more integration work on the
d-i side, so we could probably just reassign this bug report to


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