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1// SPDX-License-Identifier: GPL-2.02/*3 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.4 * All Rights Reserved.5 */6#ifndef __XFS_RTALLOC_H__7#define __XFS_RTALLOC_H__8 9/* kernel only definitions and functions */10 11struct xfs_mount;12struct xfs_trans;13 14#ifdef CONFIG_XFS_RT15/*16 * Initialize realtime fields in the mount structure.17 */18int /* error */19xfs_rtmount_init(20 struct xfs_mount *mp); /* file system mount structure */21void22xfs_rtunmount_inodes(23 struct xfs_mount *mp);24 25/*26 * Get the bitmap and summary inodes into the mount structure27 * at mount time.28 */29int /* error */30xfs_rtmount_inodes(31 struct xfs_mount *mp); /* file system mount structure */32 33/*34 * Grow the realtime area of the filesystem.35 */36int37xfs_growfs_rt(38 struct xfs_mount *mp, /* file system mount structure */39 xfs_growfs_rt_t *in); /* user supplied growfs struct */40 41int xfs_rtalloc_reinit_frextents(struct xfs_mount *mp);42#else43# define xfs_growfs_rt(mp,in) (-ENOSYS)44# define xfs_rtalloc_reinit_frextents(m) (0)45static inline int /* error */46xfs_rtmount_init(47 xfs_mount_t *mp) /* file system mount structure */48{49 if (mp->m_sb.sb_rblocks == 0)50 return 0;51 52 xfs_warn(mp, "Not built with CONFIG_XFS_RT");53 return -ENOSYS;54}55# define xfs_rtmount_inodes(m) (((mp)->m_sb.sb_rblocks == 0)? 0 : (-ENOSYS))56# define xfs_rtunmount_inodes(m)57#endif /* CONFIG_XFS_RT */58 59#endif /* __XFS_RTALLOC_H__ */60