[POWERPC] PS3: Fix reading pm interval in logical performance monitor

[linux-2.6-omap-h63xx.git] / drivers / infiniband / core / ucm.c

diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c
index 424983f5b1ee249f5685907d6f695c03c20d4c4a..4291ab42a5b9c60fb78eeecdf09087b9af10f58b 100644 (file)
--- a/drivers/infiniband/core/ucm.c
+++ b/drivers/infiniband/core/ucm.c
@@ -106,6 +106,9 @@ enum {
        IB_UCM_MAX_DEVICES = 32
 };
 
+/* ib_cm and ib_user_cm modules share /sys/class/infiniband_cm */
+extern struct class cm_class;
+
 #define IB_UCM_BASE_DEV MKDEV(IB_UCM_MAJOR, IB_UCM_BASE_MINOR)
 
 static void ib_ucm_add_one(struct ib_device *device);
@@ -1199,7 +1202,7 @@ static int ib_ucm_close(struct inode *inode, struct file *filp)
        return 0;
 }
 
-static void ib_ucm_release_class_dev(struct class_device *class_dev)
+static void ucm_release_class_dev(struct class_device *class_dev)
 {
        struct ib_ucm_device *dev;
 
@@ -1217,11 +1220,6 @@ static const struct file_operations ucm_fops = {
        .poll    = ib_ucm_poll,
 };
 
-static struct class ucm_class = {
-       .name    = "infiniband_cm",
-       .release = ib_ucm_release_class_dev
-};
-
 static ssize_t show_ibdev(struct class_device *class_dev, char *buf)
 {
        struct ib_ucm_device *dev;
@@ -1257,9 +1255,10 @@ static void ib_ucm_add_one(struct ib_device *device)
        if (cdev_add(&ucm_dev->dev, IB_UCM_BASE_DEV + ucm_dev->devnum, 1))
                goto err;
 
-       ucm_dev->class_dev.class = &ucm_class;
+       ucm_dev->class_dev.class = &cm_class;
        ucm_dev->class_dev.dev = device->dma_device;
        ucm_dev->class_dev.devt = ucm_dev->dev.dev;
+       ucm_dev->class_dev.release = ucm_release_class_dev;
        snprintf(ucm_dev->class_dev.class_id, BUS_ID_SIZE, "ucm%d",
                 ucm_dev->devnum);
        if (class_device_register(&ucm_dev->class_dev))
@@ -1306,40 +1305,34 @@ static int __init ib_ucm_init(void)
                                     "infiniband_cm");
        if (ret) {
                printk(KERN_ERR "ucm: couldn't register device number\n");
-               goto err;
+               goto error1;
        }
 
-       ret = class_register(&ucm_class);
-       if (ret) {
-               printk(KERN_ERR "ucm: couldn't create class infiniband_cm\n");
-               goto err_chrdev;
-       }
-
-       ret = class_create_file(&ucm_class, &class_attr_abi_version);
+       ret = class_create_file(&cm_class, &class_attr_abi_version);
        if (ret) {
                printk(KERN_ERR "ucm: couldn't create abi_version attribute\n");
-               goto err_class;
+               goto error2;
        }
 
        ret = ib_register_client(&ucm_client);
        if (ret) {
                printk(KERN_ERR "ucm: couldn't register client\n");
-               goto err_class;
+               goto error3;
        }
        return 0;
 
-err_class:
-       class_unregister(&ucm_class);
-err_chrdev:
+error3:
+       class_remove_file(&cm_class, &class_attr_abi_version);
+error2:
        unregister_chrdev_region(IB_UCM_BASE_DEV, IB_UCM_MAX_DEVICES);
-err:
+error1:
        return ret;
 }
 
 static void __exit ib_ucm_cleanup(void)
 {
        ib_unregister_client(&ucm_client);
-       class_unregister(&ucm_class);
+       class_remove_file(&cm_class, &class_attr_abi_version);
        unregister_chrdev_region(IB_UCM_BASE_DEV, IB_UCM_MAX_DEVICES);
        idr_destroy(&ctx_id_table);
 }