Processed: Re: Bug#718548: bcache in kernel udeb for D-I

[Debian Bug Tracking System]

Processing control commands:

> reassign -1 src:linux
Bug #718548 [debian-installer] debian-installer: add bcache support to 
partitions setup and bcache-tools to installer
Bug reassigned from package 'debian-installer' to 'src:linux'.
Ignoring request to alter found versions of bug #718548 to the same values 
previously set
Ignoring request to alter fixed versions of bug #718548 to the same values 
previously set
> retitle -1 Please add bcache module udeb
Bug #718548 [src:linux] debian-installer: add bcache support to partitions 
setup and bcache-tools to installer
Changed Bug title to 'Please add bcache module udeb' from 'debian-installer: 
add bcache support to partitions setup and bcache-tools to installer'.

-- 
718548: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=718548
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Re: Bug#718548: bcache in kernel udeb for D-I

[Samuel Thibault]

Control: reassign -1 src:linux
Control: retitle -1 Please add bcache module udeb

Cyril Brulebois, on Sat 04 Feb 2017 05:47:36 +0100, wrote:
> Samuel Thibault  (2015-01-20):
> > Andreas Kloeckner, le Wed 07 Jan 2015 11:44:14 -0600, a écrit :
> > > Samuel Thibault  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
> src:linux?

I agree, so doing it.

Samuel