Kernel Compiling issues

karsten.zimmerman at att.net karsten.zimmerman at att.net
Wed Jun 2 10:38:30 PDT 2004


Fixed.  Enabled anything with the words SCSI or RAID in it in the kernel and it sees it now.  Going to do a few more kernel recompiles disabling some options to see where the problem was at.

Zeke


 
> > 1.  Do you mean LFS 5.0-pre2, or 5.1-pre2 ? 
> 
> LFS 5.1 Pre2, I mispoke.
> 
> > 2.  I'm reading that you can't compile _any_ working kernel with the
> > Slackware config?  Which kernel version does Slackware 9.1 ship with?
> 
> That's right. But like you said Slack might have patched it some, so 
> I'm going to try recreating that config from scratch on the LFS partition 
> and see if that changes anything.  
> Slack 9.1 uses 2.4.22, same as LFS 5.1 Pre2.
>  
> > 3.  SCSI / RAID is a wide area.  I guess you are using hardware RAID
> 
> Yes, its hardware RAID.  Dell PERC 3/Di Raid Controller if anyone else uses
> a similiar setup.
> 
> > On Tue, 1 Jun 2004 karsten.zimmerman at att.net wrote:
> > 
> > > Installed LFS on a few systems succesfully now, and in an effort to
> > > get to know linux servers better, I'm trying to install it on a Dell
> > > PowerEdge 4400.  I used Slackware 9.1 as my host dist for installing
> > > LFS 5.0 Pre 2 with no problems.  However when it comes to compiling
> > > the correct SCSI / RAID drivers into the kernel, I can't get it to
> > > load the SCSI / RAID controllers upon boot and it gives me an error
> > > about not being able to load the root device "sda1"  I tried using the
> > > slackware kernel for the LFS system, and it boots fine.  However if I
> > > use the slackware kernel config to try and compile my own kernel for
> > > LFS, it doesn't load the SCSI / RAID at all.  The slackware kernel
> > > loads a lot of junk that the system doesn't need, however everytime I
> > > try to change that config by compiling my own kernel, the SCSI / RAID
> > > drivers don't load, even though I didn't change anything even remotely
> > > related to the SCSI / RAID subsystem.  Any thoughts?
> > >
> > 
> >  I have very little experience with real SCSI, and none with any sort of
> > RAID, but maybe the following might provide pointers to you.
> > 
> >  1.  Do you mean LFS 5.0-pre2, or 5.1-pre2 ?  5.1-pre2 is effectively
> > 5.1 so the kernel version should be current enough, 5.0-pre2 is old and
> > might be a bad kernel for your particular hardware, but if what you are
> > using is far enough from the mainstream, be prepared to "binary search"
> > through kernel versions to find what broke (e.g. if 2.4.25 was good and
> > 2.4.26 isn't, try the mid-point of the 2.4.26-pre/-rc series).
> > 
> >  2.  I'm reading that you can't compile _any_ working kernel with the
> > Slackware config ?  That suggests missing additional patches (probably
> > less likely with Slackware, but still a possibility), or something else
> > is wrong.  Which kernel version does Slackware 9.1 ship with ?  If it
> > isn't what you have built for LFS, try that exact version (temporarily)
> > to try to narrow down where the problem is.
> > 
> >  3.  SCSI / RAID is a wide area.  I guess you are using hardware RAID,
> > or else you've got all the necessary software RAID tools because your
> > Slackware kernel boots your LFS system.
> > 
> > Ken
> > -- 
> >  das eine Mal als Tragödie, das andere Mal als Farce
> > 
> > -- 
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