diff options
author | Yan Zheng <zheng.yan@oracle.com> | 2008-10-09 11:46:29 -0400 |
---|---|---|
committer | Chris Mason <chris.mason@oracle.com> | 2008-10-09 11:46:29 -0400 |
commit | a76a3cd40c1127ca199d4f7f37bf0d541bf44eb2 (patch) | |
tree | a91e91d9f67ce8bd314cebdacc458315d3e54275 /fs/btrfs/inode.c | |
parent | a62b940160d8125016e85046e68ae621c99e751f (diff) |
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>
Diffstat (limited to 'fs/btrfs/inode.c')
-rw-r--r-- | fs/btrfs/inode.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index ff0c3597665..f9df89c5fdf 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -652,7 +652,7 @@ static int btrfs_finish_ordered_io(struct inode *inode, u64 start, u64 end) BUG_ON(ret); btrfs_release_path(root, path); - inode->i_blocks += ordered_extent->len >> 9; + inode_add_bytes(inode, ordered_extent->len); unlock_extent(io_tree, ordered_extent->file_offset, ordered_extent->file_offset + ordered_extent->len - 1, GFP_NOFS); @@ -1104,7 +1104,7 @@ void btrfs_read_locked_inode(struct inode *inode) inode->i_ctime.tv_sec = btrfs_timespec_sec(leaf, tspec); inode->i_ctime.tv_nsec = btrfs_timespec_nsec(leaf, tspec); - inode->i_blocks = btrfs_inode_nblocks(leaf, inode_item); + inode_set_bytes(inode, btrfs_inode_nbytes(leaf, inode_item)); BTRFS_I(inode)->generation = btrfs_inode_generation(leaf, inode_item); inode->i_generation = BTRFS_I(inode)->generation; inode->i_rdev = 0; @@ -1184,7 +1184,7 @@ static void fill_inode_item(struct btrfs_trans_handle *trans, btrfs_set_timespec_nsec(leaf, btrfs_inode_ctime(item), inode->i_ctime.tv_nsec); - btrfs_set_inode_nblocks(leaf, item, inode->i_blocks); + btrfs_set_inode_nbytes(leaf, item, inode_get_bytes(inode)); btrfs_set_inode_generation(leaf, item, BTRFS_I(inode)->generation); btrfs_set_inode_transid(leaf, item, trans->transid); btrfs_set_inode_rdev(leaf, item, inode->i_rdev); @@ -1679,7 +1679,7 @@ search_again: num_dec = (orig_num_bytes - extent_num_bytes); if (root->ref_cows && extent_start != 0) - dec_i_blocks(inode, num_dec); + inode_sub_bytes(inode, num_dec); btrfs_mark_buffer_dirty(leaf); } else { extent_num_bytes = @@ -1690,7 +1690,7 @@ search_again: if (extent_start != 0) { found_extent = 1; if (root->ref_cows) - dec_i_blocks(inode, num_dec); + inode_sub_bytes(inode, num_dec); } root_gen = btrfs_header_generation(leaf); root_owner = btrfs_header_owner(leaf); @@ -1700,8 +1700,8 @@ search_again: u32 size = new_size - found_key.offset; if (root->ref_cows) { - dec_i_blocks(inode, item_end + 1 - - found_key.offset - size); + inode_sub_bytes(inode, item_end + 1 - + new_size); } size = btrfs_file_extent_calc_inline_size(size); @@ -1709,8 +1709,8 @@ search_again: size, 1); BUG_ON(ret); } else if (root->ref_cows) { - dec_i_blocks(inode, item_end + 1 - - found_key.offset); + inode_sub_bytes(inode, item_end + 1 - + found_key.offset); } } delete: @@ -2514,7 +2514,7 @@ static struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans, inode->i_gid = current->fsgid; inode->i_mode = mode; inode->i_ino = objectid; - inode->i_blocks = 0; + inode_set_bytes(inode, 0); inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME; inode_item = btrfs_item_ptr(path->nodes[0], path->slots[0], struct btrfs_inode_item); @@ -3557,7 +3557,8 @@ static int btrfs_getattr(struct vfsmount *mnt, struct inode *inode = dentry->d_inode; generic_fillattr(inode, stat); stat->blksize = PAGE_CACHE_SIZE; - stat->blocks = inode->i_blocks + (BTRFS_I(inode)->delalloc_bytes >> 9); + stat->blocks = (inode_get_bytes(inode) + + BTRFS_I(inode)->delalloc_bytes) >> 9; return 0; } |