Btrfs: Count space allocated to file in bytes

This patch makes btrfs count space allocated to file in bytes instead
of 512 byte sectors.

Everything else in btrfs uses a byte count instead of sector sizes or
blocks sizes, so this fits better.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 04de767a8db2..ab7a0f61ded8 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -99,7 +99,7 @@ static noinline int create_subvol(struct btrfs_root *root, char *name,
         inode_item->generation = cpu_to_le64(1);
         inode_item->size = cpu_to_le64(3);
         inode_item->nlink = cpu_to_le32(1);
-        inode_item->nblocks = cpu_to_le64(1);
+        inode_item->nbytes = cpu_to_le64(root->leafsize);
         inode_item->mode = cpu_to_le32(S_IFDIR | 0755);
 
         btrfs_set_root_bytenr(&root_item, leaf->start);
@@ -671,7 +671,7 @@ out:
         btrfs_release_path(root, path);
         if (ret == 0) {
                 inode->i_mtime = inode->i_ctime = CURRENT_TIME;
-                inode->i_blocks = src->i_blocks;
+                inode_set_bytes(inode, inode_get_bytes(src));
                 btrfs_i_size_write(inode, src->i_size);
                 BTRFS_I(inode)->flags = BTRFS_I(src)->flags;
                 ret = btrfs_update_inode(trans, root, inode);