From: Masami Hiramatsu <mhiramat@redhat.com>
Date: Tue, 6 Jan 2009 22:41:54 +0000 (-0800)
Subject: module: add MODULE_STATE_LIVE notify
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0deddf436a37c18ceb26c6e3b632fb9b5f58a0c1;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

module: add MODULE_STATE_LIVE notify

Add a module notifier call which notifies that the state of a module
changes from MODULE_STATE_COMING to MODULE_STATE_LIVE.

Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/kernel/module.c b/kernel/module.c
index cc79c942c572..496dcb57b608 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2352,6 +2352,8 @@ sys_init_module(void __user *umod,
 	/* Now it's a first class citizen!  Wake up anyone waiting for it. */
 	mod->state = MODULE_STATE_LIVE;
 	wake_up(&module_wq);
+	blocking_notifier_call_chain(&module_notify_list,
+				     MODULE_STATE_LIVE, mod);
 
 	mutex_lock(&module_mutex);
 	/* Drop initial reference. */