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-rw-r--r--include/linux/idr.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/idr.h b/include/linux/idr.h
index 013fd9bc4..083d61e92 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -135,6 +135,20 @@ static inline void *idr_find(struct idr *idr, int id)
#define idr_for_each_entry(idp, entry, id) \
for (id = 0; ((entry) = idr_get_next(idp, &(id))) != NULL; ++id)
+/**
+ * idr_for_each_entry - continue iteration over an idr's elements of a given type
+ * @idp: idr handle
+ * @entry: the type * to use as cursor
+ * @id: id entry's key
+ *
+ * Continue to iterate over list of given type, continuing after
+ * the current position.
+ */
+#define idr_for_each_entry_continue(idp, entry, id) \
+ for ((entry) = idr_get_next((idp), &(id)); \
+ entry; \
+ ++id, (entry) = idr_get_next((idp), &(id)))
+
/*
* IDA - IDR based id allocator, use when translation from id to
* pointer isn't necessary.