Btrfs: make profile_is_valid() check more strict
"0" is a valid value for an on-disk chunk profile, but it is not a valid
extended profile. (We have a separate bit for single chunks in extended
case)
Also rename it to alloc_profile_is_valid() for clarity.
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 4b263a2..e4ef0f2 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -2669,7 +2669,7 @@
allowed |= (BTRFS_BLOCK_GROUP_RAID0 | BTRFS_BLOCK_GROUP_RAID1 |
BTRFS_BLOCK_GROUP_RAID10);
- if (!profile_is_valid(bctl->data.target, 1) ||
+ if (!alloc_profile_is_valid(bctl->data.target, 1) ||
bctl->data.target & ~allowed) {
printk(KERN_ERR "btrfs: unable to start balance with target "
"data profile %llu\n",
@@ -2677,7 +2677,7 @@
ret = -EINVAL;
goto out;
}
- if (!profile_is_valid(bctl->meta.target, 1) ||
+ if (!alloc_profile_is_valid(bctl->meta.target, 1) ||
bctl->meta.target & ~allowed) {
printk(KERN_ERR "btrfs: unable to start balance with target "
"metadata profile %llu\n",
@@ -2685,7 +2685,7 @@
ret = -EINVAL;
goto out;
}
- if (!profile_is_valid(bctl->sys.target, 1) ||
+ if (!alloc_profile_is_valid(bctl->sys.target, 1) ||
bctl->sys.target & ~allowed) {
printk(KERN_ERR "btrfs: unable to start balance with target "
"system profile %llu\n",