#define _LINUX_FLIST_H
#include <stdlib.h>
-
-#undef offsetof
-#ifdef __compiler_offsetof
-#define offsetof(TYPE,MEMBER) __compiler_offsetof(TYPE,MEMBER)
-#else
-#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
-#endif
+#include <stddef.h>
#define container_of(ptr, type, member) ({ \
const typeof( ((type *)0)->member ) *__mptr = (ptr); \
__flist_splice(list, head->prev, head);
}
+static inline void flist_splice_tail_init(struct flist_head *list,
+ struct flist_head *head)
+{
+ if (!flist_empty(list)) {
+ __flist_splice(list, head->prev, head);
+ INIT_FLIST_HEAD(list);
+ }
+}
+
static inline void flist_splice_init(struct flist_head *list,
struct flist_head *head)
{
#define flist_entry(ptr, type, member) \
container_of(ptr, type, member)
+#define flist_first_entry(ptr, type, member) \
+ flist_entry((ptr)->next, type, member)
+
+#define flist_last_entry(ptr, type, member) \
+ flist_entry((ptr)->prev, type, member)
+
/**
* flist_for_each - iterate over a list
* @pos: the &struct flist_head to use as a loop counter.