struct list_head done_list;
struct hlist_node dev_list;
atomic_t ref_count;
- int minor;
int queued_cmds;
int done_cmds;
wait_queue_head_t wq_done;
spin_lock_irq(&bd->lock);
if (bd->done_cmds) {
- bc = list_entry(bd->done_list.next, struct bsg_command, list);
+ bc = list_first_entry(&bd->done_list, struct bsg_command, list);
list_del(&bc->list);
bd->done_cmds--;
}
dprintk("%s: entered\n", bd->name);
- set_bit(BSG_F_BLOCK, &bd->flags);
-
/*
* wait for all commands to complete
*/
bsg_set_block(bd, file);
atomic_set(&bd->ref_count, 1);
- bd->minor = iminor(inode);
mutex_lock(&bsg_mutex);
- hlist_add_head(&bd->dev_list, bsg_dev_idx_hash(bd->minor));
+ hlist_add_head(&bd->dev_list, bsg_dev_idx_hash(iminor(inode)));
- strncpy(bd->name, rq->bsg_dev.class_dev->class_id, sizeof(bd->name) - 1);
+ strncpy(bd->name, rq->bsg_dev.class_dev->bus_id, sizeof(bd->name) - 1);
dprintk("bound to <%s>, max queue %d\n",
format_dev_t(buf, inode->i_rdev), bd->max_queue);
return bd;
}
-static struct bsg_device *__bsg_get_device(int minor)
+static struct bsg_device *__bsg_get_device(int minor, struct request_queue *q)
{
- struct bsg_device *bd = NULL;
+ struct bsg_device *bd;
struct hlist_node *entry;
mutex_lock(&bsg_mutex);
- hlist_for_each(entry, bsg_dev_idx_hash(minor)) {
- bd = hlist_entry(entry, struct bsg_device, dev_list);
- if (bd->minor == minor) {
+ hlist_for_each_entry(bd, entry, bsg_dev_idx_hash(minor), dev_list) {
+ if (bd->queue == q) {
atomic_inc(&bd->ref_count);
- break;
+ goto found;
}
-
- bd = NULL;
}
-
+ bd = NULL;
+found:
mutex_unlock(&bsg_mutex);
return bd;
}
if (!bcd)
return ERR_PTR(-ENODEV);
- bd = __bsg_get_device(iminor(inode));
+ bd = __bsg_get_device(iminor(inode), bcd->queue);
if (bd)
return bd;
mutex_lock(&bsg_mutex);
idr_remove(&bsg_minor_idr, bcd->minor);
sysfs_remove_link(&q->kobj, "bsg");
- class_device_unregister(bcd->class_dev);
+ device_unregister(bcd->class_dev);
put_device(bcd->dev);
bcd->class_dev = NULL;
mutex_unlock(&bsg_mutex);
struct bsg_class_device *bcd;
dev_t dev;
int ret, minor;
- struct class_device *class_dev = NULL;
+ struct device *class_dev = NULL;
const char *devname;
if (name)
bcd->queue = q;
bcd->dev = get_device(gdev);
dev = MKDEV(bsg_major, bcd->minor);
- class_dev = class_device_create(bsg_class, NULL, dev, gdev, "%s",
- devname);
+ class_dev = device_create(bsg_class, gdev, dev, "%s", devname);
if (IS_ERR(class_dev)) {
ret = PTR_ERR(class_dev);
goto put_dev;
return 0;
unregister_class_dev:
- class_device_unregister(class_dev);
+ device_unregister(class_dev);
put_dev:
put_device(gdev);
remove_idr: