Btrfs: prefix resize related printks with btrfs:

For the user it is confusing to find something like:
[10197.627710] new size for /dev/mapper/vg0-usr_share is 3221225472
in kernel log, because it doesn't point directly to btrfs.

This patch prefixes those messages with "btrfs:" like other btrfs
related printks.

Signed-off-by: Arnd Hannemann <arnd@arndnet.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index bda53fc..a90e749 100644 (file)
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1216,12 +1216,12 @@ static noinline int btrfs_ioctl_resize(struct btrfs_root *root,
                *devstr = '\0';
                devstr = vol_args->name;
                devid = simple_strtoull(devstr, &end, 10);
-               printk(KERN_INFO "resizing devid %llu\n",
+               printk(KERN_INFO "btrfs: resizing devid %llu\n",
                       (unsigned long long)devid);
        }
        device = btrfs_find_device(root, devid, NULL, NULL);
        if (!device) {
-               printk(KERN_INFO "resizer unable to find device %llu\n",
+               printk(KERN_INFO "btrfs: resizer unable to find device %llu\n",
                       (unsigned long long)devid);
                ret = -EINVAL;
                goto out_unlock;
@@ -1267,7 +1267,7 @@ static noinline int btrfs_ioctl_resize(struct btrfs_root *root,
        do_div(new_size, root->sectorsize);
        new_size *= root->sectorsize;
 
-       printk(KERN_INFO "new size for %s is %llu\n",
+       printk(KERN_INFO "btrfs: new size for %s is %llu\n",
                device->name, (unsigned long long)new_size);
 
        if (new_size > old_size) {