- 2.6.17 port work build breaks, but the patch set is relativly stable

[linux-flexiantxendom0-3.2.10.git] / drivers / md / kcopyd.c

diff --git a/drivers/md/kcopyd.c b/drivers/md/kcopyd.c
index fc009cb..72480a4 100644 (file)
--- a/drivers/md/kcopyd.c
+++ b/drivers/md/kcopyd.c
@@ -22,6 +22,7 @@
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
 #include <linux/workqueue.h>
+#include <linux/mutex.h>
 
 #include "kcopyd.h"
 
@@ -230,8 +231,7 @@ static int jobs_init(void)
        if (!_job_cache)
                return -ENOMEM;
 
-       _job_pool = mempool_create(MIN_JOBS, mempool_alloc_slab,
-                                  mempool_free_slab, _job_cache);
+       _job_pool = mempool_create_slab_pool(MIN_JOBS, _job_cache);
        if (!_job_pool) {
                kmem_cache_destroy(_job_cache);
                return -ENOMEM;
@@ -582,68 +582,68 @@ int kcopyd_cancel(struct kcopyd_job *job, int block)
 /*-----------------------------------------------------------------
  * Unit setup
  *---------------------------------------------------------------*/
-static DECLARE_MUTEX(_client_lock);
+static DEFINE_MUTEX(_client_lock);
 static LIST_HEAD(_clients);
 
 static void client_add(struct kcopyd_client *kc)
 {
-       down(&_client_lock);
+       mutex_lock(&_client_lock);
        list_add(&kc->list, &_clients);
-       up(&_client_lock);
+       mutex_unlock(&_client_lock);
 }
 
 static void client_del(struct kcopyd_client *kc)
 {
-       down(&_client_lock);
+       mutex_lock(&_client_lock);
        list_del(&kc->list);
-       up(&_client_lock);
+       mutex_unlock(&_client_lock);
 }
 
-static DECLARE_MUTEX(kcopyd_init_lock);
+static DEFINE_MUTEX(kcopyd_init_lock);
 static int kcopyd_clients = 0;
 
 static int kcopyd_init(void)
 {
        int r;
 
-       down(&kcopyd_init_lock);
+       mutex_lock(&kcopyd_init_lock);
 
        if (kcopyd_clients) {
                /* Already initialized. */
                kcopyd_clients++;
-               up(&kcopyd_init_lock);
+               mutex_unlock(&kcopyd_init_lock);
                return 0;
        }
 
        r = jobs_init();
        if (r) {
-               up(&kcopyd_init_lock);
+               mutex_unlock(&kcopyd_init_lock);
                return r;
        }
 
        _kcopyd_wq = create_singlethread_workqueue("kcopyd");
        if (!_kcopyd_wq) {
                jobs_exit();
-               up(&kcopyd_init_lock);
+               mutex_unlock(&kcopyd_init_lock);
                return -ENOMEM;
        }
 
        kcopyd_clients++;
        INIT_WORK(&_kcopyd_work, do_work, NULL);
-       up(&kcopyd_init_lock);
+       mutex_unlock(&kcopyd_init_lock);
        return 0;
 }
 
 static void kcopyd_exit(void)
 {
-       down(&kcopyd_init_lock);
+       mutex_lock(&kcopyd_init_lock);
        kcopyd_clients--;
        if (!kcopyd_clients) {
                jobs_exit();
                destroy_workqueue(_kcopyd_wq);
                _kcopyd_wq = NULL;
        }
-       up(&kcopyd_init_lock);
+       mutex_unlock(&kcopyd_init_lock);
 }
 
 int kcopyd_client_create(unsigned int nr_pages, struct kcopyd_client **result)