* [PATCH] PM / devfreq: constify attribute_group structures. @ 2017-07-03 10:10 ` Arvind Yadav 2017-07-03 10:17 ` Chanwoo Choi [not found] ` <CGME20170703101025epcas4p151a0c496ae3410031c27f4da7ab9714f@epcms1p3> 0 siblings, 2 replies; 3+ messages in thread From: Arvind Yadav @ 2017-07-03 10:10 UTC (permalink / raw) To: myungjoo.ham, kyungmin.park, cw00.choi; +Cc: linux-pm, linux-kernel 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 621 176 0 797 31d drivers/devfreq/governor_userspace.o File size After adding 'const': text data bss dec hex filename 670 144 0 814 32e drivers/devfreq/governor_userspace.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/devfreq/governor_userspace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/devfreq/governor_userspace.c b/drivers/devfreq/governor_userspace.c index 1769760..77028c2 100644 --- a/drivers/devfreq/governor_userspace.c +++ b/drivers/devfreq/governor_userspace.c @@ -86,7 +86,7 @@ static ssize_t show_freq(struct device *dev, struct device_attribute *attr, &dev_attr_set_freq.attr, NULL, }; -static struct attribute_group dev_attr_group = { +static const struct attribute_group dev_attr_group = { .name = "userspace", .attrs = dev_entries, }; -- 1.9.1 ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] PM / devfreq: constify attribute_group structures. 2017-07-03 10:10 ` [PATCH] PM / devfreq: constify attribute_group structures Arvind Yadav @ 2017-07-03 10:17 ` Chanwoo Choi [not found] ` <CGME20170703101025epcas4p151a0c496ae3410031c27f4da7ab9714f@epcms1p3> 1 sibling, 0 replies; 3+ messages in thread From: Chanwoo Choi @ 2017-07-03 10:17 UTC (permalink / raw) To: Arvind Yadav, myungjoo.ham, kyungmin.park; +Cc: linux-pm, linux-kernel On 2017년 07월 03일 19:10, 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 > 621 176 0 797 31d drivers/devfreq/governor_userspace.o > > File size After adding 'const': > text data bss dec hex filename > 670 144 0 814 32e drivers/devfreq/governor_userspace.o > > Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> > --- > drivers/devfreq/governor_userspace.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/devfreq/governor_userspace.c b/drivers/devfreq/governor_userspace.c > index 1769760..77028c2 100644 > --- a/drivers/devfreq/governor_userspace.c > +++ b/drivers/devfreq/governor_userspace.c > @@ -86,7 +86,7 @@ static ssize_t show_freq(struct device *dev, struct device_attribute *attr, > &dev_attr_set_freq.attr, > NULL, > }; > -static struct attribute_group dev_attr_group = { > +static const struct attribute_group dev_attr_group = { > .name = "userspace", > .attrs = dev_entries, > }; > Looks good to me. Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com> -- Best Regards, Chanwoo Choi Samsung Electronics ^ permalink raw reply [flat|nested] 3+ messages in thread
[parent not found: <CGME20170703101025epcas4p151a0c496ae3410031c27f4da7ab9714f@epcms1p3>]
* RE: Re: [PATCH] PM / devfreq: constify attribute_group structures. [not found] ` <CGME20170703101025epcas4p151a0c496ae3410031c27f4da7ab9714f@epcms1p3> @ 2017-07-06 1:39 ` MyungJoo Ham 0 siblings, 0 replies; 3+ messages in thread From: MyungJoo Ham @ 2017-07-06 1:39 UTC (permalink / raw) To: Chanwoo Choi, Arvind Yadav, Kyungmin Park; +Cc: linux-pm, linux-kernel > On 2017년 07월 03일 19:10, 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 > > 621 176 0 797 31d drivers/devfreq/governor_userspace.o > > > > File size After adding 'const': > > text data bss dec hex filename > > 670 144 0 814 32e drivers/devfreq/governor_userspace.o > > > > Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> > > --- > > drivers/devfreq/governor_userspace.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/drivers/devfreq/governor_userspace.c b/drivers/devfreq/governor_userspace.c [] > > Looks good to me. > Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com> Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com> Thank you. Applying to for-rc branch. Cheers, MyungJoo ^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2017-07-06 1:39 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
[not found] <CGME20170703101025epcas4p151a0c496ae3410031c27f4da7ab9714f@epcas4p1.samsung.com>
2017-07-03 10:10 ` [PATCH] PM / devfreq: constify attribute_group structures Arvind Yadav
2017-07-03 10:17 ` Chanwoo Choi
[not found] ` <CGME20170703101025epcas4p151a0c496ae3410031c27f4da7ab9714f@epcms1p3>
2017-07-06 1:39 ` MyungJoo Ham
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®