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SubjectRe: [BUG 2.6.36] early serial console undefined refs
On 10/23/2010 10:37 AM, Yinghai Lu wrote:
> On 10/23/2010 07:43 AM, Mathieu Desnoyers wrote:
>> Hi,
>>
>> Building 2.6.36 fails for me with the following link error (config below).
>> I think commit f4ed2877b16e8146427306aea8819adac5c88374 is very likely to be the
>> culprit, but given other changes that were done afterward, the fix is not as
>> easy as a simple revert.
>>
>> Thoughts ?
>>
>> Building modules, stage 2.
>> MODPOST 65 modules
>> LD arch/x86/boot/setup.elf
>> arch/x86/boot/early_serial_console.o: In function `early_serial_init':
>> /home/compudj/git/morestable/linux-2.6-lttng/arch/x86/boot/early_serial_console.c:40: undefined reference to `early_serial_base'
>
> your tree may have problem. Did you try clean tree from Linus ?
>
> early_seria_console.c
>
> #include "boot.h"
> ...
> static void early_serial_init(int port, int baud)
>
>
> and in boot.h, we have
> /* early_serial_console.c */
> extern int early_serial_base;

at least linus's tree and tip are ok with your config

MODPOST 65 modules
CC arch/x86/boot/a20.o
CC arch/x86/boot/cmdline.o
AS arch/x86/boot/copy.o
HOSTCC arch/x86/boot/mkcpustr
CC arch/x86/ia32/ia32_aout.mod.o
CC arch/x86/boot/cpucheck.o
CC arch/x86/kvm/kvm-intel.mod.o
CC arch/x86/boot/early_serial_console.o
CC arch/x86/boot/edd.o
CC arch/x86/kvm/kvm.mod.o
VOFFSET arch/x86/boot/voffset.h
CC arch/x86/oprofile/oprofile.mod.o
CC crypto/crc32c.mod.o
CC drivers/ata/sata_mv.mod.o
CC drivers/base/firmware_class.mod.o
LDS arch/x86/boot/compressed/vmlinux.lds
AS arch/x86/boot/compressed/head_64.o
CC drivers/block/cryptoloop.mod.o
CC arch/x86/boot/compressed/misc.o
CC drivers/block/loop.mod.o
CC drivers/cpufreq/cpufreq_ondemand.mod.o
CC drivers/firmware/dcdbas.mod.o
CC drivers/hwmon/hwmon-vid.mod.o
CC drivers/hwmon/it87.mod.o
CC drivers/input/input-polldev.mod.o
CC drivers/md/dm-crypt.mod.o
CC arch/x86/boot/compressed/string.o
CC drivers/md/dm-delay.mod.o
CC arch/x86/boot/compressed/cmdline.o
CC drivers/md/dm-log.mod.o
CC arch/x86/boot/compressed/early_serial_console.o
CC drivers/md/dm-mirror.mod.o
OBJCOPY arch/x86/boot/compressed/vmlinux.bin
CC drivers/md/dm-multipath.mod.o
GZIP arch/x86/boot/compressed/vmlinux.bin.gz
CC drivers/md/dm-region-hash.mod.o
CC drivers/md/dm-round-robin.mod.o
CC drivers/md/dm-snapshot.mod.o
CC drivers/md/dm-zero.mod.o
CC drivers/net/bonding/bonding.mod.o
CC drivers/net/dummy.mod.o
CC drivers/net/e1000/e1000.mod.o
CC drivers/net/e1000e/e1000e.mod.o
CC drivers/net/s2io.mod.o
CC drivers/net/skge.mod.o
CC drivers/net/sky2.mod.o
CC drivers/net/tun.mod.o
CC drivers/scsi/dpt_i2o.mod.o
CC drivers/scsi/qla4xxx/qla4xxx.mod.o
CC drivers/scsi/scsi_transport_iscsi.mod.o
CC drivers/scsi/scsi_wait_scan.mod.o
MKPIGGY arch/x86/boot/compressed/piggy.S
AS arch/x86/boot/compressed/piggy.o
CC drivers/usb/misc/cytherm.mod.o
LD arch/x86/boot/compressed/vmlinux
CC arch/x86/boot/main.o
CC drivers/usb/serial/pl2303.mod.o
CC arch/x86/boot/mca.o
CC arch/x86/boot/memory.o
CC drivers/usb/serial/usbserial.mod.o
CC arch/x86/boot/pm.o
AS arch/x86/boot/pmjump.o
CC drivers/video/output.mod.o
CC arch/x86/boot/printf.o
CC lib/libcrc32c.mod.o
CC arch/x86/boot/regs.o
CC arch/x86/boot/string.o
CC net/ipv4/inet_diag.mod.o
CC arch/x86/boot/tty.o
CC arch/x86/boot/video.o
CC net/ipv4/tcp_diag.mod.o
CC arch/x86/boot/video-mode.o
CC net/netfilter/nfnetlink.mod.o
CC arch/x86/boot/version.o
CC net/netfilter/nfnetlink_log.mod.o
CC arch/x86/boot/video-vga.o
CC arch/x86/boot/video-vesa.o
CC net/netfilter/nfnetlink_queue.mod.o
CC arch/x86/boot/video-bios.o
CC samples/kprobes/jprobe_example.mod.o
OBJCOPY arch/x86/boot/vmlinux.bin
CPUSTR arch/x86/boot/cpustr.h
ZOFFSET arch/x86/boot/zoffset.h
CC samples/kprobes/kprobe_example.mod.o
CC arch/x86/boot/cpu.o
AS arch/x86/boot/header.o
LD arch/x86/boot/setup.elf
CC samples/kprobes/kretprobe_example.mod.o
OBJCOPY arch/x86/boot/setup.bin
BUILD arch/x86/boot/bzImage
Root device is (8, 6)
Setup is 12972 bytes (padded to 13312 bytes).
System is 3475 kB
CRC f34900df
Kernel: arch/x86/boot/bzImage is ready (#210)


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