Commit 4e42ae1b authored by Liu Bo's avatar Liu Bo Committed by Chris Mason

Btrfs: do not resize a seeding device

Seeding devices are not supposed to change any more.
Signed-off-by: default avatarLiu Bo <liubo2009@cn.fujitsu.com>
Signed-off-by: default avatarChris Mason <chris.mason@fusionio.com>
parent bc178237
...@@ -1306,6 +1306,13 @@ static noinline int btrfs_ioctl_resize(struct btrfs_root *root, ...@@ -1306,6 +1306,13 @@ static noinline int btrfs_ioctl_resize(struct btrfs_root *root,
ret = -EINVAL; ret = -EINVAL;
goto out_free; goto out_free;
} }
if (device->fs_devices && device->fs_devices->seeding) {
printk(KERN_INFO "btrfs: resizer unable to apply on "
"seeding device %llu\n", devid);
ret = -EINVAL;
goto out_free;
}
if (!strcmp(sizestr, "max")) if (!strcmp(sizestr, "max"))
new_size = device->bdev->bd_inode->i_size; new_size = device->bdev->bd_inode->i_size;
else { else {
......
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