lkml.org 
[lkml]   [2013]   [Jul]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 2/7] sysfs.h: add ATTRIBUTE_GROUPS() macro
Date
To make it easier for driver subsystems to work with attribute groups,
create the ATTRIBUTE_GROUPS macro to remove some of the repetitive
typing for the most common use for attribute groups.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
include/linux/sysfs.h | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index 9cd20c8..f62ff01 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -94,6 +94,15 @@ struct attribute_group {
#define __ATTR_IGNORE_LOCKDEP __ATTR
#endif

+#define ATTRIBUTE_GROUPS(name) \
+static const struct attribute_group name##_group = { \
+ .attrs = name##_attrs, \
+}; \
+static const struct attribute_group *name##_groups[] = { \
+ &name##_group, \
+ NULL, \
+}
+
#define attr_name(_attr) (_attr).attr.name

struct file;
--
1.8.3.rc0.20.gb99dd2e


\
 
 \ /
  Last update: 2013-07-11 03:21    [W:1.588 / U:0.012 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site