Message ID | 82391b6661b206976c244dcef76946c45c6aac2d.1499664942.git.arvind.yadav.cs@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Mon, 10 Jul 2017, Arvind Yadav wrote: > attribute_groups are not supposed to change at runtime. All functions > working with attribute_groups provided by <linux/sysfs.h> work with const > attribute_group. So mark the non-const structs as const. > > File size before: > text data bss dec hex filename > 16298 1009 184 17491 4453 drivers/mfd/ab8500-core.o > > File size After adding 'const': > text data bss dec hex filename > 16490 817 184 17491 4453 drivers/mfd/ab8500-core.o > > Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> > --- > drivers/mfd/ab8500-core.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) Applied, thanks. > diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c > index 8511c06..30d09d1 100644 > --- a/drivers/mfd/ab8500-core.c > +++ b/drivers/mfd/ab8500-core.c > @@ -1059,15 +1059,15 @@ static DEVICE_ATTR(dbbrstn, S_IRUGO | S_IWUSR, > NULL, > }; > > -static struct attribute_group ab8500_attr_group = { > +static const struct attribute_group ab8500_attr_group = { > .attrs = ab8500_sysfs_entries, > }; > > -static struct attribute_group ab8505_attr_group = { > +static const struct attribute_group ab8505_attr_group = { > .attrs = ab8505_sysfs_entries, > }; > > -static struct attribute_group ab9540_attr_group = { > +static const struct attribute_group ab9540_attr_group = { > .attrs = ab9540_sysfs_entries, > }; >
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index 8511c06..30d09d1 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -1059,15 +1059,15 @@ static DEVICE_ATTR(dbbrstn, S_IRUGO | S_IWUSR, NULL, }; -static struct attribute_group ab8500_attr_group = { +static const struct attribute_group ab8500_attr_group = { .attrs = ab8500_sysfs_entries, }; -static struct attribute_group ab8505_attr_group = { +static const struct attribute_group ab8505_attr_group = { .attrs = ab8505_sysfs_entries, }; -static struct attribute_group ab9540_attr_group = { +static const struct attribute_group ab9540_attr_group = { .attrs = ab9540_sysfs_entries, };
attribute_groups are not supposed to change at runtime. All functions working with attribute_groups provided by <linux/sysfs.h> work with const attribute_group. So mark the non-const structs as const. File size before: text data bss dec hex filename 16298 1009 184 17491 4453 drivers/mfd/ab8500-core.o File size After adding 'const': text data bss dec hex filename 16490 817 184 17491 4453 drivers/mfd/ab8500-core.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/mfd/ab8500-core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)