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Commit e8f4d97e authored by Shailabh Nagar's avatar Shailabh Nagar Committed by Linus Torvalds
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[PATCH] list_is_last utility 



Add another list utility function to check for last element in a list.

Signed-off-by: default avatarShailabh Nagar <nagar@watson.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 22caf042

include/linux/list.h

+11 −0
Original line number Diff line number Diff line
@@ -264,6 +264,17 @@ static inline void list_move_tail(struct list_head *list, 
        list_add_tail(list, head);

}



/**

 * list_is_last - tests whether @list is the last entry in list @head

 * @list: the entry to test

 * @head: the head of the list

 */

static inline int list_is_last(const struct list_head *list,

				const struct list_head *head)

{

	return list->next == head;

}



/**

 * list_empty - tests whether a list is empty

 * @head: the list to test.