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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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9b90b0d9da
Because it is only used within the kernel. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Mark Tinguely <tinguely@sgi.com> Signed-off-by: Ben Myers <bpm@sgi.com>
70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
/*
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* Copyright (c) 2006-2007 Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it would be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __XFS_FILESTREAM_H__
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#define __XFS_FILESTREAM_H__
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struct xfs_mount;
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struct xfs_inode;
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struct xfs_perag;
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struct xfs_bmalloca;
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#ifdef XFS_FILESTREAMS_TRACE
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#define XFS_FSTRM_KTRACE_INFO 1
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#define XFS_FSTRM_KTRACE_AGSCAN 2
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#define XFS_FSTRM_KTRACE_AGPICK1 3
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#define XFS_FSTRM_KTRACE_AGPICK2 4
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#define XFS_FSTRM_KTRACE_UPDATE 5
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#define XFS_FSTRM_KTRACE_FREE 6
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#define XFS_FSTRM_KTRACE_ITEM_LOOKUP 7
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#define XFS_FSTRM_KTRACE_ASSOCIATE 8
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#define XFS_FSTRM_KTRACE_MOVEAG 9
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#define XFS_FSTRM_KTRACE_ORPHAN 10
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#define XFS_FSTRM_KTRACE_SIZE 16384
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extern ktrace_t *xfs_filestreams_trace_buf;
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#endif
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/* allocation selection flags */
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typedef enum xfs_fstrm_alloc {
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XFS_PICK_USERDATA = 1,
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XFS_PICK_LOWSPACE = 2,
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} xfs_fstrm_alloc_t;
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/* prototypes for filestream.c */
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int xfs_filestream_init(void);
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void xfs_filestream_uninit(void);
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int xfs_filestream_mount(struct xfs_mount *mp);
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void xfs_filestream_unmount(struct xfs_mount *mp);
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xfs_agnumber_t xfs_filestream_lookup_ag(struct xfs_inode *ip);
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int xfs_filestream_associate(struct xfs_inode *dip, struct xfs_inode *ip);
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void xfs_filestream_deassociate(struct xfs_inode *ip);
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int xfs_filestream_new_ag(struct xfs_bmalloca *ap, xfs_agnumber_t *agp);
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/* filestreams for the inode? */
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static inline int
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xfs_inode_is_filestream(
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struct xfs_inode *ip)
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{
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return (ip->i_mount->m_flags & XFS_MOUNT_FILESTREAMS) ||
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xfs_iflags_test(ip, XFS_IFILESTREAM) ||
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(ip->i_d.di_flags & XFS_DIFLAG_FILESTREAM);
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}
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#endif /* __XFS_FILESTREAM_H__ */
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