Commit-ID: 27263e8dc0f6fe27540a843611ec14a000591c41
Gitweb: https://git.kernel.org/tip/27263e8dc0f6fe27540a843611ec14a000591c41
Author: Baolin Wang <baolin.wang@xxxxxxxxxx>
AuthorDate: Wed, 17 Jan 2018 14:01:30 +0800
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 28 Feb 2018 14:05:07 +0100
clocksource: Use ATTRIBUTE_GROUPS
Use ATTRIBUTE_GROUPS instead of manually creating the individual device
files.
Signed-off-by: Baolin Wang <baolin.wang@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: arnd@xxxxxxxx
Cc: sboyd@xxxxxxxxxxxxxx
Cc: broonie@xxxxxxxxxx
Cc: john.stultz@xxxxxxxxxx
Link: https://lkml.kernel.org/r/d80dccb981dc2461781ebb8d71a32ccdc1b0e6f9.1516167691.git.baolin.wang@xxxxxxxxxx
---
kernel/time/clocksource.c | 21 ++++++++++-----------
1 file changed, 10 insertions(+), 11 deletions(-)
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 7ce53465782b..0e974cface0b 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -993,6 +993,14 @@ static ssize_t available_clocksource_show(struct device *dev,
}
static DEVICE_ATTR_RO(available_clocksource);
+static struct attribute *clocksource_attrs[] = {
+ &dev_attr_current_clocksource.attr,
+ &dev_attr_unbind_clocksource.attr,
+ &dev_attr_available_clocksource.attr,
+ NULL
+};
+ATTRIBUTE_GROUPS(clocksource);
+
static struct bus_type clocksource_subsys = {
.name = "clocksource",
.dev_name = "clocksource",
@@ -1001,6 +1009,7 @@ static struct bus_type clocksource_subsys = {
static struct device device_clocksource = {
.id = 0,
.bus = &clocksource_subsys,
+ .groups = clocksource_groups,
};
static int __init init_clocksource_sysfs(void)
@@ -1009,17 +1018,7 @@ static int __init init_clocksource_sysfs(void)
if (!error)
error = device_register(&device_clocksource);
- if (!error)
- error = device_create_file(
- &device_clocksource,
- &dev_attr_current_clocksource);
- if (!error)
- error = device_create_file(&device_clocksource,
- &dev_attr_unbind_clocksource);
- if (!error)
- error = device_create_file(
- &device_clocksource,
- &dev_attr_available_clocksource);
+
return error;
}
--
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