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Message-Id: <20130304033712.754098899@decadent.org.uk> Date: Mon, 04 Mar 2013 03:37:59 +0000 From: Ben Hutchings <ben@...adent.org.uk> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: akpm@...ux-foundation.org, Philipp Reisner <philipp.reisner@...bit.com> Subject: [ 052/153] idr: idr_for_each_entry() macro 3.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: Philipp Reisner <philipp.reisner@...bit.com> commit 9749f30f1a387070e6e8351f35aeb829eacc3ab6 upstream. Inspired by the list_for_each_entry() macro Signed-off-by: Ben Hutchings <ben@...adent.org.uk> --- include/linux/idr.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/include/linux/idr.h b/include/linux/idr.h index 255491c..52a9da2 100644 --- a/include/linux/idr.h +++ b/include/linux/idr.h @@ -152,4 +152,15 @@ void ida_simple_remove(struct ida *ida, unsigned int id); 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__ */ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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