[ydl-gen] Kernel hacking

[Warren Nagourney]

Thanks, Rob. Actually, I did make the initrd after building the  
kernel (and I included the appropriate reference to initrd in my  
kboot.conf). Have you ever done the kernel build on YDL?

Warren

On Nov 15, 2007, at 4:42 AM, Sanders, Rob M. wrote:

> Warren,
>   I've done the hugetbl/hugepages mods a couple of times on a PS3  
> without
> having any problems.  The last time was with Fedora 7 (needed to  
> play with
> SDK3.0).  I didn't use the kernel from the cell addon, but one from  
> Geoff's
> page (don't have the link handy, but should be google-able [is that  
> a word?]).
>   Did you make a new initrd image from your new kernel?  It sounded  
> like you
> didn't from your email.  I don't know if that would make a huge  
> difference or
> not, I don't normally make an initrd when booting my G5, but it  
> seems most
> of the x86 distro's I've used and the PS3 use it.
>
>   Rob
>
>
>
> -----Original Message-----
> From: yellowdog-general-bounces at lists.terrasoftsolutions.com on  
> behalf of Warren Nagourney
> Sent: Wed 11/14/2007 10:53 PM
> To: Discussion List for General Yellow Dog Linux User Topics
> Subject: [ydl-gen] Kernel hacking
>
> For a number of reasons, I have gone into the kernel hacking business
> in YDL 5.02 on a PS3 and started by taking the 2.6.23 kernel (from
> the most recent CELL linux ADDON iso) and compiling it, following the
> instructions in the Cell Performance article on making huge pages. I
> made the appropriate changes in the kboot.conf file to reflect the
> new kernel and tried to boot. SInce this is my first attempt at
> kernel manufacture, I was not surprised that it didn't work: I got an
> error message "switchroot: mount failed" and a kernel panic.
>
> I looked at the init file in the initrd image and compared it to the
> one in the initrd for a working kernel: they were identical (not
> surprising, since the same mkinitrd was probably used for both). Does
> anyone have any suggestions? Thanks.
>
> Warren Nagourney
>
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