Branch b1_8_gate

b=16035
i=brian, adilger, cliff.white

Enable DEBUG_INFO in lustre kernel config files.

lustre/kernel_patches/kernel_configs/kernel-2.6.16-2.6-sles10-x86_64-smp.config

@@ -2976,7 +2976,7 @@ CONFIG_LOG_BUF_SHIFT=18
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_KOBJECT is not set
-# CONFIG_DEBUG_INFO is not set
+CONFIG_DEBUG_INFO=y
 CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
 # CONFIG_FRAME_POINTER is not set