mirror_zfs/include/linux/list_compat.h
behlendo 6a6cafbe8d Pull in timespec, list, and type compat changes to support
building against a wider range of kernels.



git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@152 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
2008-08-11 17:20:11 +00:00

28 lines
918 B
C

#ifndef _SPL_LIST_COMPAT_H
#define _SPL_LIST_COMPAT_H
#include <linux/list.h>
#ifndef list_for_each_entry_safe_reverse
/**
* list_for_each_entry_safe_reverse
* @pos: the type * to use as a loop cursor.
* @n: another type * to use as temporary storage
* @head: the head for your list.
* @member: the name of the list_struct within the struct.
*
* Iterate backwards over list of given type, safe against removal
* of list entry.
*/
#define list_for_each_entry_safe_reverse(pos, n, head, member) \
for (pos = list_entry((head)->prev, typeof(*pos), member), \
n = list_entry(pos->member.prev, typeof(*pos), member); \
&pos->member != (head); \
pos = n, n = list_entry(n->member.prev, typeof(*n), member))
#endif /* list_for_each_entry_safe_reverse */
#endif /* SPL_LIST_COMPAT_H */