From: Amir Noam <amir.noam@intel.com>
To: fubar@us.ibm.com, jgarzik@pobox.com
Cc: bonding-devel@lists.sourceforge.net, netdev@oss.sgi.com
Subject: [PATCH 1/5] [bonding] backport 2.6 changes to 2.4
Date: Wed, 30 Jul 2003 20:07:00 +0300 [thread overview]
Message-ID: <200307302007.00926.amir.noam@intel.com> (raw)
Add list_for_each_entry_safe()
Amir
diff -Nuarp linux-2.4.22-pre9/include/linux/list.h linux-2.4.22-pre9-devel/include/linux/list.h
--- linux-2.4.22-pre9/include/linux/list.h Wed Jul 30 19:14:01 2003
+++ linux-2.4.22-pre9-devel/include/linux/list.h Wed Jul 30 19:14:02 2003
@@ -227,6 +227,19 @@ static inline void list_splice_init(stru
pos = list_entry(pos->member.next, typeof(*pos), member), \
prefetch(pos->member.next))
+/**
+ * list_for_each_entry_safe - iterate over list of given type safe against removal of list entry
+ * @pos: the type * to use as a loop counter.
+ * @n: another type * to use as temporary storage
+ * @head: the head for your list.
+ * @member: the name of the list_struct within the struct.
+ */
+#define list_for_each_entry_safe(pos, n, head, member) \
+ for (pos = list_entry((head)->next, typeof(*pos), member), \
+ n = list_entry(pos->member.next, typeof(*pos), member); \
+ &pos->member != (head); \
+ pos = n, n = list_entry(n->member.next, typeof(*n), member))
+
#endif /* __KERNEL__ || _LVM_H_INCLUDE */
#endif
reply other threads:[~2003-07-30 17:07 UTC|newest]
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