From 52d6e325cfea47750c57a6bcc3f2676e37098d47 Mon Sep 17 00:00:00 2001
From: tingyi_kuo <tingyi_kuo@asus.com>
Date: Tue, 28 Apr 2015 14:27:11 +0800
Subject: [PATCH] android:binder: 20647756: Change binder mutext to rtmutext.
Change-Id: Iee736a40564c23d1057d74f7b886e88658cfe1db
Reviewed-on: http://mcrd1-22-pc.corpnet.asus/code-review/master/175207
Reviewed-by: Tingyi Kuo <tingyi_kuo@asus.com>
Tested-by: Tingyi Kuo <tingyi_kuo@asus.com>
Reviewed-by: Tom Chu <tom_chu@asus.com>
Tested-by: Tom Chu <tom_chu@asus.com>
---
drivers/staging/android/binder.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c
index 5bf34ec6fc76..a2da88eff8ed 100644
--- a/drivers/staging/android/binder.c
+++ b/drivers/staging/android/binder.c
@@ -27,6 +27,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/mutex.h>
+#include <linux/rtmutex.h>
#include <linux/nsproxy.h>
#include <linux/poll.h>
#include <linux/debugfs.h>
@@ -42,7 +43,7 @@
#include "binder.h"
#include "binder_trace.h"
-static DEFINE_MUTEX(binder_main_lock);
+static DEFINE_RT_MUTEX(binder_main_lock);
static DEFINE_MUTEX(binder_deferred_lock);
static DEFINE_MUTEX(binder_mmap_lock);
@@ -420,14 +421,14 @@ static long task_close_fd(struct binder_proc *proc, unsigned int fd)
static inline void binder_lock(const char *tag)
{
trace_binder_lock(tag);
- mutex_lock(&binder_main_lock);
+ rt_mutex_lock(&binder_main_lock);
trace_binder_locked(tag);
}
static inline void binder_unlock(const char *tag)
{
trace_binder_unlock(tag);
- mutex_unlock(&binder_main_lock);
+ rt_mutex_unlock(&binder_main_lock);
}
static void binder_set_nice(long nice)
--
GitLab