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linuxÄÚºËÖеÄË«ÏòÁ´±íͨ¹ý½á¹¹ struct list_headÀ´½«¸÷¸ö½ÚµãÁ¬½ÓÆðÀ´£¬´Ë½á¹¹»á×÷ΪÁ´±íÔªËؽṹÖеÄÒ»¸ö²ÎÊý£º
struct list_head {
struct list_head *next, *prev;
};
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#define LIST_HEAD_INIT(name) { &(name), &(name) }
#define LIST_HEAD(name) \
struct list_head name = LIST_HEAD_INIT(name)
#define INIT_LIST_HEAD(ptr) do { \
(ptr)->next = (ptr); (ptr)->prev = (ptr); \
} while (0)
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void list_add(struct list_head *new, struct list_head *head);
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void list_add_tail(struct list_head *new, struct list_head *head);
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void list_del(struct list_head *entry);
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void list_move(struct list_head *list, struct list_head *head);
½«½ÚµãÒƶ¯µ½Á´±íβ:
void list_move_tail(struct list_head *list,struct list_head *head);
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int list_empty(struct list_head *head);
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void list_splice(struct list_head *list, struct list_head *head)£»
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#define list_entry(ptr, type, member) \
((type *)((char *)(ptr)-(unsigned long)(&((type *)0)->member)))
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#define list_for_each(pos, head) \
for (pos = (head)->next, prefetch(pos->next); pos != (head); \
pos = pos->next, prefetch(pos->next))
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#define list_for_each_prev(pos, head) \
for (pos = (head)->prev, prefetch(pos->prev); pos != (head); \
pos = pos->prev, prefetch(pos->prev))
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LISH_HEAD(mylist);
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