This is a note to let you know that I've just added the patch titled
idr: idr_for_each_entry() macro
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
idr-idr_for_each_entry-macro.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 72df9eccdc41633b6eab5ef2489ff8acb8391c6c Mon Sep 17 00:00:00 2001
From: Philipp Reisner <philipp.reisner@xxxxxxxxxx>
Date: Wed, 20 Jul 2011 14:59:37 +0200
Subject: idr: idr_for_each_entry() macro
From: Philipp Reisner <philipp.reisner@xxxxxxxxxx>
commit 9749f30f1a387070e6e8351f35aeb829eacc3ab6 upstream.
Inspired by the list_for_each_entry() macro
Signed-off-by: Philipp Reisner <philipp.reisner@xxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Qiang Huang <h.huangqiang@xxxxxxxxxx>
Cc: Li Zefan <lizefan@xxxxxxxxxx>
Cc: Jianguo Wu <wujianguo@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
include/linux/idr.h | 11 +++++++++++
1 file changed, 11 insertions(+)
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -152,4 +152,15 @@ void ida_simple_remove(struct ida *ida,
void __init idr_init_cache(void);
+/**
+ * idr_for_each_entry - iterate over an idr's elements of a given type
+ * @idp: idr handle
+ * @entry: the type * to use as cursor
+ * @id: id entry's key
+ */
+#define idr_for_each_entry(idp, entry, id) \
+ for (id = 0, entry = (typeof(entry))idr_get_next((idp), &(id)); \
+ entry != NULL; \
+ ++id, entry = (typeof(entry))idr_get_next((idp), &(id)))
+
#endif /* __IDR_H__ */
Patches currently in stable-queue which might be from philipp.reisner@xxxxxxxxxx are
queue-3.4/idr-idr_for_each_entry-macro.patch
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