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#ifndef KERNEL_LIST_H
#define KERNEL_LIST_H
#include <stddef.h>
struct list_head {
struct list_head *next;
struct list_head *prev;
};
static inline void list_add(struct list_head *new, struct list_head *head) {
struct list_head *temp = head;
while (temp->next != NULL)
temp = temp->next;
temp->next = new;
new->prev = temp;
new->next = NULL;
}
static inline void list_del(struct list_head *item) {
struct list_head *next = item->next;
struct list_head *prev = item->prev;
if (next != NULL)
next->prev = prev;
if (prev != NULL)
prev->next = next;
item->next = NULL;
item->prev = NULL;
}
#endif
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