[CentOS] Getting and installing kernel source for 2.6.9-42.ELsmp

[Jim Perrin]

On 12/14/06, Charles E Campbell Jr <charles.e.campbell at nasa.gov> wrote:
> Hello!
>
> Thank you for your help!  Here's what works for me (thanks to Seth
> Bardash, Nick Webb, and Alan Cudmore), although there's a caveat:
>
> 1. yum install kernel-devel
> 2. Obtain kernel-2.6.9-42.EL.src.rpm   (which can be obtained from
>     http://www.gtlib.gatech.edu/pub/centos/4/os/SRPMS
>
>    Now, for the caveat:  this kernel-2.6.9-42.EL.src.rpm, NOT
>    kernel-2.6.9-42.ELsmp.src.rpm,
>    which I still haven't found.  This means that the four-cpu machine
>    needs to be brought up as a single-cpu machine.

There is no src.rpm for the smp setup, as it's all the same source.
Look at the specfile in the rpm to see how it gets built.

also. -> http://wiki.centos.org/HowTos/Custom_Kernel


> 3. Install kernel SRPM:
>   rpm -ivh kernel-2.6.9-42.EL.src.rpm
>
> 4. rpmbuild -bp --target $(uname -m) kernel.2.6.9-42.EL.src.rpm
>
> 5. (kernel source is now in /usr/src/redhat/BUILD/kernel-2.6.9/linux-2.6.9)
>     cd /usr/src/redhat/BUILD/kernel-2.6.9/linux-2.6.9
>
> Now, for the steps I used to install the arcnet driver, which is why I
> needed to do the above:
>
> 6. make menuconfig
>     (enable arcnet modules)
>     Device Drivers:Networking Support:Network Device Support:Arcnet Devices
>     (press "M", get another menu, "M"-ize the selections there)
>
> 7. make
>
> 8.  Insert the modules into the current kernel:
>
>   cd /usr/src/redhat/BUILD/kernel-2.6.9/linux-2.6.9/drivers/net/arcnet
>   insmod arcnet.ko
>   insmod arc-rawmode.ko
>   insmod com20020.ko
>   insmod com20020-pci.ko node=3 device=arc0 timeout=3 backplane=0
> clockp=0 clockm=0
>   insmod rfc1201.ko
>   ifconfig arc0 up
>
> If anyone has some more hints about how to get ...ELsmp... instead of
> just EL, I'd appreciate it!
>
> Hmm, Nick Webb said something about enabling SMP support, so perhaps
> I'll take another look
> for it in menuconfig...
>
> Thank you,
> Charles Campbell
>
>
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