linux-kernel - [PATCH v2 1/2] include: linux: sysfs: Add __ATTR

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Date:   Wed, 13 Sep 2017 14:14:07 +0530
From:   Himanshi Jain <himshijain.hj@...il.com>
To:     outreachy-kernel@...glegroups.com, lars@...afoo.de,
        Michael.Hennerich@...log.com, jic23@...nel.org, knaack.h@....de,
        pmeerw@...erw.net, gregkh@...uxfoundation.org,
        linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, nick.desaulniers@...il.com,
        daniel.baluta@...il.com
Subject: [PATCH v2 1/2] include: linux: sysfs: Add __ATTR_NAMED macro

Add __ATTR_NAMED macro similar to __ATTR but taking name as a
string instead of implicit conversion of argument to string using
the macro _stringify(_name).

Signed-off-by: Himanshi Jain <himshijain.hj@...il.com>
---
 include/linux/sysfs.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index aa02c32..20321cf 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -104,6 +104,13 @@ struct attribute_group {
 	.store	= _store,						\
 }
 
+#define __ATTR_NAMED(_name, _mode, _show, _store) {			\
+	.attr = {.name = _name,						\
+		 .mode = VERIFY_OCTAL_PERMISSIONS(_mode) },		\
+	.show = _show,							\
+	.store = _store,						\
+}
+
 #define __ATTR_PREALLOC(_name, _mode, _show, _store) {			\
 	.attr = {.name = __stringify(_name),				\
 		 .mode = SYSFS_PREALLOC | VERIFY_OCTAL_PERMISSIONS(_mode) },\
-- 
1.9.1