Commit 356557be authored by Jan Kara's avatar Jan Kara
Browse files

udf: Clarify meaning of f_files in udf_statfs 



UDF does not have separate preallocated table of inodes. So similarly to
XFS we pretend that every free block is also a free inode in statfs(2)
output. Clarify this in a comment.

Signed-off-by: default avatarJan Kara <jack@suse.cz>
parent 15fb05fd

fs/udf/super.c

+4 −0
Original line number Diff line number Diff line
@@ -2402,6 +2402,10 @@ static int udf_statfs(struct dentry *dentry, struct kstatfs *buf) 
	buf->f_blocks = sbi->s_partmaps[sbi->s_partition].s_partition_len;

	buf->f_bfree = udf_count_free(sb);

	buf->f_bavail = buf->f_bfree;

	/*

	 * Let's pretend each free block is also a free 'inode' since UDF does

	 * not have separate preallocated table of inodes.

	 */

	buf->f_files = (lvidiu != NULL ? (le32_to_cpu(lvidiu->numFiles) +

					  le32_to_cpu(lvidiu->numDirs)) : 0)

			+ buf->f_bfree;