rd: support XIP

[linux-2.6-omap-h63xx.git] / drivers / block / nbd.c

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index b4c0888aedc3113c8eb442726a4237c9f7d9dd92..ae3106045ee599d6072b6073fc674061a0d4c4e0 100644 (file)
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -100,17 +100,15 @@ static const char *nbdcmd_to_ascii(int cmd)
 
 static void nbd_end_request(struct request *req)
 {
-       int uptodate = (req->errors == 0) ? 1 : 0;
+       int error = req->errors ? -EIO : 0;
        struct request_queue *q = req->q;
        unsigned long flags;
 
        dprintk(DBG_BLKDEV, "%s: request %p: %s\n", req->rq_disk->disk_name,
-                       req, uptodate? "done": "failed");
+                       req, error ? "failed" : "done");
 
        spin_lock_irqsave(q->queue_lock, flags);
-       if (!end_that_request_first(req, uptodate, req->nr_sectors)) {
-               end_that_request_last(req, uptodate);
-       }
+       __blk_end_request(req, error, req->nr_sectors << 9);
        spin_unlock_irqrestore(q->queue_lock, flags);
 }
 
@@ -375,14 +373,17 @@ harderror:
        return NULL;
 }
 
-static ssize_t pid_show(struct gendisk *disk, char *page)
+static ssize_t pid_show(struct device *dev,
+                       struct device_attribute *attr, char *buf)
 {
-       return sprintf(page, "%ld\n",
+       struct gendisk *disk = dev_to_disk(dev);
+
+       return sprintf(buf, "%ld\n",
                (long) ((struct nbd_device *)disk->private_data)->pid);
 }
 
-static struct disk_attribute pid_attr = {
-       .attr = { .name = "pid", .mode = S_IRUGO },
+static struct device_attribute pid_attr = {
+       .attr = { .name = "pid", .mode = S_IRUGO, .owner = THIS_MODULE },
        .show = pid_show,
 };
 
@@ -394,7 +395,7 @@ static int nbd_do_it(struct nbd_device *lo)
        BUG_ON(lo->magic != LO_MAGIC);
 
        lo->pid = current->pid;
-       ret = sysfs_create_file(&lo->disk->kobj, &pid_attr.attr);
+       ret = sysfs_create_file(&lo->disk->dev.kobj, &pid_attr.attr);
        if (ret) {
                printk(KERN_ERR "nbd: sysfs_create_file failed!");
                return ret;
@@ -403,7 +404,7 @@ static int nbd_do_it(struct nbd_device *lo)
        while ((req = nbd_read_stat(lo)) != NULL)
                nbd_end_request(req);
 
-       sysfs_remove_file(&lo->disk->kobj, &pid_attr.attr);
+       sysfs_remove_file(&lo->disk->dev.kobj, &pid_attr.attr);
        return 0;
 }