alpha.checkthem

本源码是将述嵌入式LINUX驱动程序例程

echo 0 > /tmp/syms.res; \
for n in 20 22 24; do \
   echo ""; echo "Checking syms for linux-$n"; \
   if [ -f /morgana/home/rubini/ldd.book/src/_syms-$n.alpha ]; then \
      SYMS=/morgana/home/rubini/ldd.book/src/_syms-$n.alpha; else \
      SYMS=/morgana/home/rubini/ldd.book/src/_syms-$n; fi; \
   OBJS="/morgana/home/rubini/ldd.book/src/_empty_object *-$n.o"; \
   SYMS=`nm $OBJS | egrep -v '(mod_use_count_|__this_module)' | \
	awk '$1=="U" {print $2}'`; \
   for s in $SYMS; do \
      (grep $s /morgana/home/rubini/ldd.book/src/_syms-$n  || \
       (grep -n -w $s *.c /dev/null; echo "**** $s not in $n."; \
        echo `expr \`cat /tmp/syms.res\` + 1` > /tmp/syms.res)); \
   done; \
done; \
exit `cat /tmp/syms.res`

Checking syms for linux-20
**** __constant_c_memset not in 20.
**** __divl not in 20.
**** __divq not in 20.
00112eb0 __down
**** __down_interruptible not in 20.
**** __memcpy not in 20.
**** __reml not in 20.
**** __remq not in 20.
00112dc0 __up
001bc108 current_set
00176610 fasync_helper
00112ef0 interruptible_sleep_on
00121420 kfree
0013dd60 kfree_skb
0013e2c0 dev_kfree_skb
001308b0 kill_fasync
00121200 kmalloc
001153a0 printk
00160f20 proc_register_dynamic
001a0f80 proc_root
00160e40 proc_unregister
00127410 register_chrdev
00127550 unregister_chrdev
0018b310 sprintf
0018ae40 vsprintf
00127550 unregister_chrdev
0011c6c0 verify_area
00112cd0 wake_up_interruptible

Checking syms for linux-22
**** __constant_c_memset not in 22.
**** __copy_user not in 22.
**** __divl not in 22.
**** __divq not in 22.
c01a605c __down_failed
c01a6068 __down_failed_interruptible
c01a6074 __down_failed_trylock
c01a6068 __down_failed_interruptible
c012ba44 __pollwait
**** __reml not in 22.
**** __remq not in 22.
c01a6080 __up_wakeup
c010ee98 __wake_up
c013ec8c create_proc_entry
c018df24 fasync_helper
c010f08c interruptible_sleep_on
c010f0e8 interruptible_sleep_on_timeout
c011e5ac kfree
c011e764 kfree_s
c014d9e8 sock_kfree_s
c014e1e4 __kfree_skb
c012b36c kill_fasync
c011e450 kmalloc
c014d9a8 sock_kmalloc
access.c:330:        memset(lptr, 0, sizeof(struct scull_listitem));
main.c:271:            memset(dev->next, 0, sizeof(Scull_Dev));
main.c:353:        memset(dptr->data, 0, qset * sizeof(char *));
main.c:786:    memset(scull_devices, 0, scull_nr_devs * sizeof(Scull_Dev));
pipe.c:444:    memset(scull_p_devices, 0, scull_p_nr_devs * sizeof(Scull_Pipe));
**** memset not in 22.
c01118cc printk
c0123000 register_chrdev
c0123108 unregister_chrdev
c013edd4 remove_proc_entry
c01c4314 securebits
c01a6ce8 sprintf
c01a6804 vsprintf
c0123108 unregister_chrdev

Checking syms for linux-24
**** __constant_c_memset not in 24.
**** __copy_user not in 24.
**** __divl not in 24.
**** __divq not in 24.
c0107b44 __down_failed
c0107b50 __down_failed_interruptible
c0107b5c __down_failed_trylock
c0107b50 __down_failed_interruptible
c013df50 __pollwait
**** __reml not in 24.
**** __remq not in 24.
c0107b68 __up_wakeup
c0117ba0 __wake_up
c0148fa0 create_proc_entry
c013d3e0 fasync_helper
c0117e10 interruptible_sleep_on
c0117e60 interruptible_sleep_on_timeout
c012a8c0 kfree
c01ba000 sock_kfree_s
c01bab90 __kfree_skb
c013d520 kill_fasync
c013d4c0 __kill_fasync
c012a730 kmalloc
c01b9fc0 sock_kmalloc
c01f3400 memset
c011a040 printk
c012fc80 register_chrdev
c012fd10 unregister_chrdev
c0155c60 devfs_register_chrdev
c0155ce0 devfs_unregister_chrdev
c0149110 remove_proc_entry
c022d6c8 securebits
c01f4250 sprintf
c01f3bb0 vsprintf
c012fd10 unregister_chrdev
c0155ce0 devfs_unregister_chrdev