Re: [gentoo-user] What about kernel 2.6.19 ?

[Raymond Lewis Rebbeck]

On Sunday, 18 February 2007 6:29, Raymond Lewis Rebbeck wrote:
> On Sunday, 18 February 2007 6:19, John covici wrote:
> > on Sunday 02/18/2007 Raymond Lewis Rebbeck(dystopianray@×××××.com) wrote
> >
> >  > On Sunday, 18 February 2007 5:41, Dan Farrell wrote:
> >  > > On Sun, 18 Feb 2007 05:31:21 +1030
> >  > >
> >  > > Raymond Lewis Rebbeck <dystopianray@×××××.com> wrote:
> >  > > > On Sunday, 18 February 2007 5:25, alain.didierjean@××××.fr wrote:
> >  > > > > Just compiled kernel 2.6.19-r5, with same config as 2.6.18-r6.
> >  > > > > When trying to boot it, I get a kernel panic, grub not finding
> >  > > > > (hd0,0), when booting 2.6.18 doesn't cause any problem. What's
> >  > > > > new in 2.6.19 that causes this? What's the solution ? Help
> >  > > > > welcome.
> >  > > > >
> >  > > > > --
> >  > > > > ~adj~
> >  > > >
> >  > > > It's probably due to the SATA drivers being moved out of the SCSI
> >  > > > section of menuconfig, which iirc, changed their CONFIG names.
> >  > > >
> >  > > > You should double check that all your required drivers have been
> >  > > > configured.
> >  > >
> >  > > I tried kernel 2.19 and the new libata PATA drivers and all seemed
> >  > > to work fine, execpt I too got the same kernel panic with not
> >  > > finding /dev/hd[a-z][0-9]+.  I think the names of these device nodes
> >  > > might have changed?  I'm not sure but my theory is that if i would
> >  > > have used the older ATA drivers instead, things would have been
> >  > > fine.
> >  > >
> >  > > People _Are_ running the 2.6.19 kernels successfully.
> >  >
> >  > The new libata PATA drivers put your hdds under /dev/sd* and your
> >  > cdroms under /dev/sr* rather than /dev/hd*. So you'll have to either
> >  > reconfigure your kernel to use the regular IDE drivers or fix all
> >  > mention of /dev/hd* to the correct /dev/sd* device.
> >
> > Well, if I do that will I have to have only 15 partitions on an ide
> > drive -- currently I am running on a drive with 17 partitions?  Which
> > configs are the old ide drivers and are they going to be maintained?
>
> I've never heard of any 15 partition limit. The old ide drivers are the
> CONFIG_IDE drivers that you'd have been using previously. They are likely
> to be maintained for the forseeable future. The libata PATA drivers are
> considered experimental and do not yet implement all the functionality and
> device support of the existing ide drivers.

I shouldn't have replied so quickly. A quick google does seem to indicate that 
the libata pata drivers suffer from a 15 partition limit imposed by the scsi 
subsystem it uses. A possible solution is using LVM or similar.

-- 
Raymond Lewis Rebbeck
-- 
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