From 0d37e6edc09c99e683dd91ca0e83bbc0df8477b3 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 16 Jul 2017 16:56:10 +0200 Subject: lib: add uevent_next_seqnum() Signed-off-by: Felix Fietkau --- include/linux/kobject.h | 2 ++ lib/kobject_uevent.c | 6 ++++++ 2 files changed, 8 insertions(+) --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -219,4 +219,6 @@ int kobject_synth_uevent(struct kobject __printf(2, 3) int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...); +u64 uevent_next_seqnum(void); + #endif /* _KOBJECT_H_ */ --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -178,6 +178,12 @@ out: return r; } +u64 uevent_next_seqnum(void) +{ + return atomic64_inc_return(&uevent_seqnum); +} +EXPORT_SYMBOL_GPL(uevent_next_seqnum); + /** * kobject_synth_uevent - send synthetic uevent with arguments *