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Groups > linux.kernel > #1709048
| From | Sean Young <sean@mess.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] imon: constify attribute_group structures |
| Date | 2017-08-11 00:00 +0200 |
| Message-ID | <ud3EJ-384-5@gated-at.bofh.it> (permalink) |
| References | <uaWxH-6zQ-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Fri, Aug 04, 2017 at 09:51:38PM -0400, Amitoj Kaur Chawla wrote:
> 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.
I'm afraid the exact same patch has already been submitted before.
http://www.spinics.net/lists/linux-media/msg118090.html
Sean
>
> File size before:
> text data bss dec hex filename
> 36981 16776 960 54717 d5bd drivers/media/rc/imon.o
>
> File size after:
> text data bss dec hex filename
> 37173 16584 960 54717 d5bd drivers/media/rc/imon.o
>
> This change was made with the help of Coccinelle.
>
> Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
> ---
> drivers/media/rc/imon.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
> index bd76534..717ba78 100644
> --- a/drivers/media/rc/imon.c
> +++ b/drivers/media/rc/imon.c
> @@ -911,7 +911,7 @@ static struct attribute *imon_display_sysfs_entries[] = {
> NULL
> };
>
> -static struct attribute_group imon_display_attr_group = {
> +static const struct attribute_group imon_display_attr_group = {
> .attrs = imon_display_sysfs_entries
> };
>
> @@ -920,7 +920,7 @@ static struct attribute *imon_rf_sysfs_entries[] = {
> NULL
> };
>
> -static struct attribute_group imon_rf_attr_group = {
> +static const struct attribute_group imon_rf_attr_group = {
> .attrs = imon_rf_sysfs_entries
> };
>
> --
> 2.7.4
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[PATCH] imon: constify attribute_group structures Amitoj Kaur Chawla <amitoj1606@gmail.com> - 2017-08-05 04:00 +0200 Re: [PATCH] imon: constify attribute_group structures Sean Young <sean@mess.org> - 2017-08-11 00:00 +0200
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