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Groups > linux.kernel > #1702539
| From | Amitoj Kaur Chawla <amitoj1606@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH] loop: constify attribute_group structure |
| Date | 2017-08-03 01:00 +0200 |
| Message-ID | <uaaMq-7QI-3@gated-at.bofh.it> (permalink) |
| Organization | linux.* mail to news gateway |
Functions working with attribute_groups provided by <linux/sysfs.h>
work with const attribute_group. These attribute_group structures do not
change at runtime so mark them as const.
File size before:
text data bss dec hex filename
27981 5489 480 33950 849e drivers/block/loop.o
File size after:
text data bss dec hex filename
28320 5421 480 34221 85ad drivers/block/loop.o
This change was made with the help of Coccinelle.
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
---
drivers/block/loop.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index ef83349..a7f35a0 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -798,7 +798,7 @@ static struct attribute *loop_attrs[] = {
NULL,
};
-static struct attribute_group loop_attribute_group = {
+static const struct attribute_group loop_attribute_group = {
.name = "loop",
.attrs= loop_attrs,
};
--
2.7.4
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[PATCH] loop: constify attribute_group structure Amitoj Kaur Chawla <amitoj1606@gmail.com> - 2017-08-03 01:00 +0200
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