Commit-ID: 27263e8dc0f6fe27540a843611ec14a000591c41 Gitweb: https://git.kernel.org/tip/27263e8dc0f6fe27540a843611ec14a000591c41 Author: Baolin Wang <[email protected]> AuthorDate: Wed, 17 Jan 2018 14:01:30 +0800 Committer: Thomas Gleixner <[email protected]> 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 <[email protected]> Signed-off-by: Thomas Gleixner <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Link: https://lkml.kernel.org/r/d80dccb981dc2461781ebb8d71a32ccdc1b0e6f9.1516167691.git.baolin.w...@linaro.org --- 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; }
