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path: root/drivers/block/nbd.c
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Diffstat (limited to 'drivers/block/nbd.c')
-rw-r--r--drivers/block/nbd.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index b4c0888aedc3..ba9b17e507e0 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -375,14 +375,17 @@ 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 +397,7 @@ 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 +406,7 @@ 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;
}