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1. ¶¨Òå
Á´±í½á¹¹Ì嶨ÒåÔÚÎļþ<linux/list.h>ÖС£
    struct list£ßhead {
       struct list_head  *next;
       struct list_head  *prev;
    };
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        struct my_struct {
             struct list_head  list;
             unsigned long     dog;
             void *            cat;
        };
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    struct my_struct *p;
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/*¶¯Ì¬³õʼ»¯*/
    p->dog = 0;
    p->cat = NULL;
    INIT_LIST_HEAD(&p->list); 
/*¾²Ì¬³õʼ»¯*/
    struct my_struct mine = {
       .list = LIST_HDAD_INIT(mine.list);
       .dog = 0;
       .cat = NULL;
    };
/*Ö±½ÓÉùÃ÷²¢³õʼ»¯*/
    static LIST_HEAD(fox); /*ÉùÃ÷²¢³õʼ»¯Ò»¸öÃûΪfoxµÄ¾²Ì¬Á´±í*/
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    list_add(struct list_head *new, struct list_head *head);
    /*¸Ãº¯ÊýÏòÖ¸¶¨Á´±íµÄhead½Úµãºó²åÈënew½Úµã¡£*/
    list_add_tail(struct list_head *new, struct list_head *head);
    /*¸Ãº¯ÊýÏòÖ¸¶¨Á´±íµÄhead½Úµãǰ²åÈënew½Úµã¡£*/
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    list_del(struct list_head *entry);
    /*¸Ãº¯Êý½ö½öÊǽ«entryÔªËØ´ÓÁ´±íÖÐÒÆ×ß¡£*/
     list_del_init(struct list_head *entry);
    /*¸Ãº¯Êý½«entryÔªËØ´ÓÁ´±íÖÐÒÆ×ß²¢Ôٴγ


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