xref: /linux/fs/xfs/xfs_filestream.h (revision 8137a49e1567726eb10fcf55ad141ac19804ca6b)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Copyright (c) 2006-2007 Silicon Graphics, Inc.
4  * All Rights Reserved.
5  */
6 #ifndef __XFS_FILESTREAM_H__
7 #define __XFS_FILESTREAM_H__
8 
9 struct xfs_mount;
10 struct xfs_inode;
11 struct xfs_bmalloca;
12 
13 int xfs_filestream_mount(struct xfs_mount *mp);
14 void xfs_filestream_unmount(struct xfs_mount *mp);
15 void xfs_filestream_deassociate(struct xfs_inode *ip);
16 xfs_agnumber_t xfs_filestream_lookup_ag(struct xfs_inode *ip);
17 int xfs_filestream_new_ag(struct xfs_bmalloca *ap, xfs_agnumber_t *agp);
18 int xfs_filestream_peek_ag(struct xfs_mount *mp, xfs_agnumber_t agno);
19 
20 static inline int
21 xfs_inode_is_filestream(
22 	struct xfs_inode	*ip)
23 {
24 	return (ip->i_mount->m_flags & XFS_MOUNT_FILESTREAMS) ||
25 		(ip->i_diflags & XFS_DIFLAG_FILESTREAM);
26 }
27 
28 #endif /* __XFS_FILESTREAM_H__ */
29