You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
|
|
|
From 0d37e6edc09c99e683dd91ca0e83bbc0df8477b3 Mon Sep 17 00:00:00 2001
|
|
|
|
|
From: Felix Fietkau <nbd@nbd.name>
|
|
|
|
|
Date: Sun, 16 Jul 2017 16:56:10 +0200
|
|
|
|
|
Subject: lib: add uevent_next_seqnum()
|
|
|
|
|
|
|
|
|
|
Signed-off-by: Felix Fietkau <nbd@nbd.name>
|
|
|
|
|
---
|
|
|
|
|
include/linux/kobject.h | 5 +++++
|
|
|
|
|
lib/kobject_uevent.c | 37 +++++++++++++++++++++++++++++++++++++
|
|
|
|
|
2 files changed, 42 insertions(+)
|
|
|
|
|
|
|
|
|
|
--- a/lib/kobject_uevent.c
|
|
|
|
|
+++ b/lib/kobject_uevent.c
|
|
|
|
|
@@ -179,6 +179,18 @@ out:
|
|
|
|
|
return r;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
+u64 uevent_next_seqnum(void)
|
|
|
|
|
+{
|
|
|
|
|
+ u64 seq;
|
|
|
|
|
+
|
|
|
|
|
+ mutex_lock(&uevent_sock_mutex);
|
|
|
|
|
+ seq = ++uevent_seqnum;
|
|
|
|
|
+ mutex_unlock(&uevent_sock_mutex);
|
|
|
|
|
+
|
|
|
|
|
+ return seq;
|
|
|
|
|
+}
|
|
|
|
|
+EXPORT_SYMBOL_GPL(uevent_next_seqnum);
|
|
|
|
|
+
|
|
|
|
|
/**
|
|
|
|
|
* kobject_synth_uevent - send synthetic uevent with arguments
|
|
|
|
|
*
|
