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Commit 514c91a9 authored by Coly Li's avatar Coly Li Committed by Linus Torvalds
Browse files

fs/efs: return f_fsid for statfs(2) 



Make efs return f_fsid info for statfs(2), and do a little variable
renaming in efs_statfs().

Signed-off-by: default avatarColy Li <coly.li@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 94ea77ac

fs/efs/super.c

+12 −8
Original line number Diff line number Diff line
@@ -329,18 +329,22 @@ out_no_fs: 
}



static int efs_statfs(struct dentry *dentry, struct kstatfs *buf) {

	struct efs_sb_info *sb = SUPER_INFO(dentry->d_sb);

	struct super_block *sb = dentry->d_sb;

	struct efs_sb_info *sbi = SUPER_INFO(sb);

	u64 id = huge_encode_dev(sb->s_bdev->bd_dev);



	buf->f_type    = EFS_SUPER_MAGIC;	/* efs magic number */

	buf->f_bsize   = EFS_BLOCKSIZE;		/* blocksize */

	buf->f_blocks  = sb->total_groups *	/* total data blocks */

			(sb->group_size - sb->inode_blocks);

	buf->f_bfree   = sb->data_free;		/* free data blocks */

	buf->f_bavail  = sb->data_free;		/* free blocks for non-root */

	buf->f_files   = sb->total_groups *	/* total inodes */

			sb->inode_blocks *

	buf->f_blocks  = sbi->total_groups *	/* total data blocks */

			(sbi->group_size - sbi->inode_blocks);

	buf->f_bfree   = sbi->data_free;	/* free data blocks */

	buf->f_bavail  = sbi->data_free;	/* free blocks for non-root */

	buf->f_files   = sbi->total_groups *	/* total inodes */

			sbi->inode_blocks *

			(EFS_BLOCKSIZE / sizeof(struct efs_dinode));

	buf->f_ffree   = sb->inode_free;	/* free inodes */

	buf->f_ffree   = sbi->inode_free;	/* free inodes */

	buf->f_fsid.val[0] = (u32)id;

	buf->f_fsid.val[1] = (u32)(id >> 32);

	buf->f_namelen = EFS_MAXNAMELEN;	/* max filename length */



	return 0;