[JFFS2] Convert thread start semaphore to completion
authorThomas Gleixner <tglx@linutronix.de>
Thu, 19 May 2005 16:18:11 +0000 (17:18 +0100)
committerThomas Gleixner <tglx@mtd.linutronix.de>
Mon, 23 May 2005 11:21:14 +0000 (13:21 +0200)
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
fs/jffs2/background.c
include/linux/jffs2_fs_sb.h

index 1be6de27dd81142842be0acc56e1a94533580d54..5548749bacb6741c4bb8aee6417b284b8b61bf7d 100644 (file)
@@ -7,7 +7,7 @@
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: background.c,v 1.50 2004/11/16 20:36:10 dwmw2 Exp $
+ * $Id: background.c,v 1.52 2005/05/19 16:18:08 gleixner Exp $
  *
  */
 
@@ -37,7 +37,7 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c)
        if (c->gc_task)
                BUG();
 
-       init_MUTEX_LOCKED(&c->gc_thread_start);
+       init_completion(&c->gc_thread_start);
        init_completion(&c->gc_thread_exit);
 
        pid = kernel_thread(jffs2_garbage_collect_thread, c, CLONE_FS|CLONE_FILES);
@@ -48,7 +48,7 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c)
        } else {
                /* Wait for it... */
                D1(printk(KERN_DEBUG "JFFS2: Garbage collect thread is pid %d\n", pid));
-               down(&c->gc_thread_start);
+               wait_for_completion(&c->gc_thread_start);
        }
  
        return ret;
@@ -75,7 +75,7 @@ static int jffs2_garbage_collect_thread(void *_c)
        allow_signal(SIGCONT);
 
        c->gc_task = current;
-       up(&c->gc_thread_start);
+       complete(&c->gc_thread_start);
 
        set_user_nice(current, 10);
 
index 350b82bd652975a566caaad113b05d12c97b55eb..1e21546622de3b0bb2269550141774b5c5919402 100644 (file)
@@ -1,4 +1,4 @@
-/* $Id: jffs2_fs_sb.h,v 1.51 2005/02/28 08:21:06 dedekind Exp $ */
+/* $Id: jffs2_fs_sb.h,v 1.52 2005/05/19 16:12:17 gleixner Exp $ */
 
 #ifndef _JFFS2_FS_SB
 #define _JFFS2_FS_SB
@@ -32,7 +32,7 @@ struct jffs2_sb_info {
        unsigned int flags;
 
        struct task_struct *gc_task;    /* GC task struct */
-       struct semaphore gc_thread_start; /* GC thread start mutex */
+       struct completion gc_thread_start; /* GC thread start completion */
        struct completion gc_thread_exit; /* GC thread exit completion port */
 
        struct semaphore alloc_sem;     /* Used to protect all the following