Re: [Drbd-dev] Re: [john.cagle@hp.com: FW: device number request for drbd]

[Philipp Reisner <philipp.reisner@linbit.com>]

On Friday 30 July 2004 11:56, Philipp Reisner wrote:
> On Friday 30 July 2004 00:32, Lars Marowsky-Bree wrote:
> > On 2004-07-28T19:56:09,
> >
> >    Philipp Reisner <philipp.reisner@linbit.com> said:
> > > > This is _not_ a change we can push out. The major number _might_ be
> > > > changed, but the device path absolutely has to stay stable.
> > >
> > > Maybe
> > > for ((i=0;i<16;i++)); do mknod /dev/nb$i b 147 $i; done
> >
> > No. Because the user might have the RPM installed (thus the post-install
> > would get triggered on update), but may in fact be using nbd.
> >
> > We'll have to make the drbd we ship default to the old major/minor and
> > also keep the examples consistent with that.
> >
> > However, we can advise them use the different major in the future, but
> > for a GA'ed product, we cannot break what is essentially the ABI to
> > userspace.
>
> So then, we will reenable the major_nr module parameter.
> Then SuSE only needs to patch the init script to pass the module
> parameter..
>

You could even use the supplied init script and put
ADD_MOD_PARAM="major_nr=43" into /etc/default/drbd

-Philipp

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