2.4.15.pre4 compile breaks on ppc

[Manoj Iyer]

I am building Linux power pc kernel 2.4.15.pre4 and I see the following
error...

ld  -r -o x.o start.o xmon.o ppc-dis.o ppc-opc.o subr_prf.o setjmp.o
make[2]: Leaving directory `/usr/src/linux.2.4.15.pre4/arch/ppc/xmon'
make[1]: Leaving directory `/usr/src/linux.2.4.15.pre4/arch/ppc/xmon'
ld -T arch/ppc/vmlinux.lds -Ttext 0xc0000000 -Bstatic
arch/ppc/kernel/head.o init/main.o init/version.o \
        --start-group \
        arch/ppc/kernel/kernel.o arch/ppc/mm/mm.o arch/ppc/lib/lib.o
kernel/kernel.o mm/mm.o fs/fs.o ipc/ipc.o arch/ppc/xmon/x.o \
         drivers/char/char.o drivers/block/block.o drivers/misc/misc.o
drivers/net/net.o drivers/media/media.o drivers/net/fc/fc.o
drivers/ide/idedriver.o drivers/scsi/scsidrv.o drivers/cdrom/driver.o
drivers/pci/driver.o drivers/net/wireless/wireless_net.o
drivers/macintosh/macintosh.o drivers/video/video.o drivers/usb/usbdrv.o
drivers/input/inputdrv.o drivers/md/mddev.o \
        net/network.o \
        /usr/src/linux.2.4.15.pre4/lib/lib.a \
        --end-group \
        -o vmlinux
fs/fs.o: In function `cpuinfo_open':
fs/fs.o(.text+0x2b06e): undefined reference to `cpuinfo_op'
fs/fs.o(.text+0x2b072): undefined reference to `cpuinfo_op'
make: *** [vmlinux] Error 1
root@acura:/usr/src/linux.2.4.15.pre4 >

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I really appreciate any help.

Thanks
Manoj Iyer