[PATCH 06/50] xfsprogs: remove xfs_mount.h

[Dave Chinner <david@fromorbit.com>]

From: Dave Chinner <dchinner@redhat.com>

It is no longer used by anything in userspace, so we don't need it
anymore. Remove it.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
---
 include/Makefile    |    2 +-
 include/libxfs.h    |    7 +-
 include/xfs_mount.h |  356 ---------------------------------------------------
 3 files changed, 6 insertions(+), 359 deletions(-)
 delete mode 100644 include/xfs_mount.h

diff --git a/include/Makefile b/include/Makefile
index ba2c80d..a69df5b 100644
--- a/include/Makefile
+++ b/include/Makefile
@@ -28,7 +28,7 @@ QAHFILES = libxfs.h libxlog.h \
 	xfs_extfree_item.h xfs_ialloc.h xfs_ialloc_btree.h \
 	xfs_icreate_item.h xfs_inode.h xfs_inode_item.h xfs_inum.h \
 	xfs_log.h xfs_log_priv.h xfs_log_recover.h xfs_metadump.h \
-	xfs_mount.h xfs_quota.h xfs_rtalloc.h xfs_sb.h xfs_symlink.h \
+	xfs_quota.h xfs_rtalloc.h xfs_sb.h xfs_symlink.h \
 	xfs_trace.h xfs_trans.h xfs_trans_space.h xfs_dfrag.h
 
 HFILES = handle.h jdm.h xqm.h xfs.h xfs_fs.h xfs_types.h
diff --git a/include/libxfs.h b/include/libxfs.h
index 9ab9604..ee69cac 100644
--- a/include/libxfs.h
+++ b/include/libxfs.h
@@ -41,7 +41,6 @@
 #include <xfs/xfs_sb.h>
 #include <xfs/xfs_ag.h>
 #include <xfs/xfs_dir2.h>
-#include <xfs/xfs_mount.h>
 #include <xfs/xfs_da_btree.h>
 #include <xfs/xfs_bmap_btree.h>
 #include <xfs/xfs_alloc_btree.h>
@@ -600,6 +599,10 @@ extern void	libxfs_fs_cmn_err(int, struct xfs_mount *, char *, ...);
 extern void cmn_err(int, char *, ...);
 enum ce { CE_DEBUG, CE_CONT, CE_NOTE, CE_WARN, CE_ALERT, CE_PANIC };
 
+#define xfs_daddr_to_agno(mp,d) \
+	((xfs_agnumber_t)(XFS_BB_TO_FSBT(mp, d) / (mp)->m_sb.sb_agblocks))
+#define xfs_daddr_to_agbno(mp,d) \
+	((xfs_agblock_t)(XFS_BB_TO_FSBT(mp, d) % (mp)->m_sb.sb_agblocks))
 
 #define LIBXFS_BBTOOFF64(bbs)	(((xfs_off_t)(bbs)) << BBSHIFT)
 extern int		libxfs_nproc(void);
@@ -686,7 +689,7 @@ void	xfs_dinode_from_disk(struct xfs_icdinode *,
 #define libxfs_idata_realloc		xfs_idata_realloc
 #define libxfs_idestroy_fork		xfs_idestroy_fork
 
-/* xfs_mount.h */
+/* xfs_sb.h */
 #define libxfs_mod_sb			xfs_mod_sb
 #define libxfs_sb_from_disk		xfs_sb_from_disk
 #define libxfs_sb_to_disk		xfs_sb_to_disk
diff --git a/include/xfs_mount.h b/include/xfs_mount.h
deleted file mode 100644
index ce0adfb..0000000
--- a/include/xfs_mount.h
+++ /dev/null
@@ -1,356 +0,0 @@
-/*
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write the Free Software Foundation,
- * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- */
-#ifndef __XFS_MOUNT_H__
-#define	__XFS_MOUNT_H__
-
-
-#ifndef __KERNEL__
-
-#define xfs_daddr_to_agno(mp,d) \
-	((xfs_agnumber_t)(XFS_BB_TO_FSBT(mp, d) / (mp)->m_sb.sb_agblocks))
-#define xfs_daddr_to_agbno(mp,d) \
-	((xfs_agblock_t)(XFS_BB_TO_FSBT(mp, d) % (mp)->m_sb.sb_agblocks))
-
-#else /* __KERNEL__ */
-
-struct xlog;
-struct xfs_inode;
-struct xfs_mru_cache;
-struct xfs_nameops;
-struct xfs_ail;
-struct xfs_quotainfo;
-
-#ifdef HAVE_PERCPU_SB
-
-/*
- * Valid per-cpu incore superblock counters. Note that if you add new counters,
- * you may need to define new counter disabled bit field descriptors as there
- * are more possible fields in the superblock that can fit in a bitfield on a
- * 32 bit platform. The XFS_SBS_* values for the current current counters just
- * fit.
- */
-typedef struct xfs_icsb_cnts {
-	uint64_t	icsb_fdblocks;
-	uint64_t	icsb_ifree;
-	uint64_t	icsb_icount;
-	unsigned long	icsb_flags;
-} xfs_icsb_cnts_t;
-
-#define XFS_ICSB_FLAG_LOCK	(1 << 0)	/* counter lock bit */
-
-#define XFS_ICSB_LAZY_COUNT	(1 << 1)	/* accuracy not needed */
-
-extern int	xfs_icsb_init_counters(struct xfs_mount *);
-extern void	xfs_icsb_reinit_counters(struct xfs_mount *);
-extern void	xfs_icsb_destroy_counters(struct xfs_mount *);
-extern void	xfs_icsb_sync_counters(struct xfs_mount *, int);
-extern void	xfs_icsb_sync_counters_locked(struct xfs_mount *, int);
-extern int	xfs_icsb_modify_counters(struct xfs_mount *, xfs_sb_field_t,
-						int64_t, int);
-
-#else
-#define xfs_icsb_init_counters(mp)		(0)
-#define xfs_icsb_destroy_counters(mp)		do { } while (0)
-#define xfs_icsb_reinit_counters(mp)		do { } while (0)
-#define xfs_icsb_sync_counters(mp, flags)	do { } while (0)
-#define xfs_icsb_sync_counters_locked(mp, flags) do { } while (0)
-#define xfs_icsb_modify_counters(mp, field, delta, rsvd) \
-	xfs_mod_incore_sb(mp, field, delta, rsvd)
-#endif
-
-/* dynamic preallocation free space thresholds, 5% down to 1% */
-enum {
-	XFS_LOWSP_1_PCNT = 0,
-	XFS_LOWSP_2_PCNT,
-	XFS_LOWSP_3_PCNT,
-	XFS_LOWSP_4_PCNT,
-	XFS_LOWSP_5_PCNT,
-	XFS_LOWSP_MAX,
-};
-
-typedef struct xfs_mount {
-	struct super_block	*m_super;
-	xfs_tid_t		m_tid;		/* next unused tid for fs */
-	struct xfs_ail		*m_ail;		/* fs active log item list */
-	xfs_sb_t		m_sb;		/* copy of fs superblock */
-	spinlock_t		m_sb_lock;	/* sb counter lock */
-	struct xfs_buf		*m_sb_bp;	/* buffer for superblock */
-	char			*m_fsname;	/* filesystem name */
-	int			m_fsname_len;	/* strlen of fs name */
-	char			*m_rtname;	/* realtime device name */
-	char			*m_logname;	/* external log device name */
-	int			m_bsize;	/* fs logical block size */
-	xfs_agnumber_t		m_agfrotor;	/* last ag where space found */
-	xfs_agnumber_t		m_agirotor;	/* last ag dir inode alloced */
-	spinlock_t		m_agirotor_lock;/* .. and lock protecting it */
-	xfs_agnumber_t		m_maxagi;	/* highest inode alloc group */
-	uint			m_readio_log;	/* min read size log bytes */
-	uint			m_readio_blocks; /* min read size blocks */
-	uint			m_writeio_log;	/* min write size log bytes */
-	uint			m_writeio_blocks; /* min write size blocks */
-	struct xlog		*m_log;		/* log specific stuff */
-	int			m_logbufs;	/* number of log buffers */
-	int			m_logbsize;	/* size of each log buffer */
-	uint			m_rsumlevels;	/* rt summary levels */
-	uint			m_rsumsize;	/* size of rt summary, bytes */
-	struct xfs_inode	*m_rbmip;	/* pointer to bitmap inode */
-	struct xfs_inode	*m_rsumip;	/* pointer to summary inode */
-	struct xfs_inode	*m_rootip;	/* pointer to root directory */
-	struct xfs_quotainfo	*m_quotainfo;	/* disk quota information */
-	xfs_buftarg_t		*m_ddev_targp;	/* saves taking the address */
-	xfs_buftarg_t		*m_logdev_targp;/* ptr to log device */
-	xfs_buftarg_t		*m_rtdev_targp;	/* ptr to rt device */
-	__uint8_t		m_blkbit_log;	/* blocklog + NBBY */
-	__uint8_t		m_blkbb_log;	/* blocklog - BBSHIFT */
-	__uint8_t		m_agno_log;	/* log #ag's */
-	__uint8_t		m_agino_log;	/* #bits for agino in inum */
-	__uint16_t		m_inode_cluster_size;/* min inode buf size */
-	uint			m_blockmask;	/* sb_blocksize-1 */
-	uint			m_blockwsize;	/* sb_blocksize in words */
-	uint			m_blockwmask;	/* blockwsize-1 */
-	uint			m_alloc_mxr[2];	/* max alloc btree records */
-	uint			m_alloc_mnr[2];	/* min alloc btree records */
-	uint			m_bmap_dmxr[2];	/* max bmap btree records */
-	uint			m_bmap_dmnr[2];	/* min bmap btree records */
-	uint			m_inobt_mxr[2];	/* max inobt btree records */
-	uint			m_inobt_mnr[2];	/* min inobt btree records */
-	uint			m_ag_maxlevels;	/* XFS_AG_MAXLEVELS */
-	uint			m_bm_maxlevels[2]; /* XFS_BM_MAXLEVELS */
-	uint			m_in_maxlevels;	/* max inobt btree levels. */
-	struct radix_tree_root	m_perag_tree;	/* per-ag accounting info */
-	spinlock_t		m_perag_lock;	/* lock for m_perag_tree */
-	struct mutex		m_growlock;	/* growfs mutex */
-	int			m_fixedfsid[2];	/* unchanged for life of FS */
-	uint			m_dmevmask;	/* DMI events for this FS */
-	__uint64_t		m_flags;	/* global mount flags */
-	uint			m_dir_node_ents; /* #entries in a dir danode */
-	uint			m_attr_node_ents; /* #entries in attr danode */
-	int			m_ialloc_inos;	/* inodes in inode allocation */
-	int			m_ialloc_blks;	/* blocks in inode allocation */
-	int			m_inoalign_mask;/* mask sb_inoalignmt if used */
-	uint			m_qflags;	/* quota status flags */
-	xfs_trans_reservations_t m_reservations;/* precomputed res values */
-	__uint64_t		m_maxicount;	/* maximum inode count */
-	__uint64_t		m_resblks;	/* total reserved blocks */
-	__uint64_t		m_resblks_avail;/* available reserved blocks */
-	__uint64_t		m_resblks_save;	/* reserved blks @ remount,ro */
-	int			m_dalign;	/* stripe unit */
-	int			m_swidth;	/* stripe width */
-	int			m_sinoalign;	/* stripe unit inode alignment */
-	int			m_attr_magicpct;/* 37% of the blocksize */
-	int			m_dir_magicpct;	/* 37% of the dir blocksize */
-	__uint8_t		m_sectbb_log;	/* sectlog - BBSHIFT */
-	const struct xfs_nameops *m_dirnameops;	/* vector of dir name ops */
-	int			m_dirblksize;	/* directory block sz--bytes */
-	int			m_dirblkfsbs;	/* directory block sz--fsbs */
-	xfs_dablk_t		m_dirdatablk;	/* blockno of dir data v2 */
-	xfs_dablk_t		m_dirleafblk;	/* blockno of dir non-data v2 */
-	xfs_dablk_t		m_dirfreeblk;	/* blockno of dirfreeindex v2 */
-	uint			m_chsize;	/* size of next field */
-	struct xfs_chash	*m_chash;	/* fs private inode per-cluster
-						 * hash table */
-	atomic_t		m_active_trans;	/* number trans frozen */
-#ifdef HAVE_PERCPU_SB
-	xfs_icsb_cnts_t __percpu *m_sb_cnts;	/* per-cpu superblock counters */
-	unsigned long		m_icsb_counters; /* disabled per-cpu counters */
-	struct notifier_block	m_icsb_notifier; /* hotplug cpu notifier */
-	struct mutex		m_icsb_mutex;	/* balancer sync lock */
-#endif
-	struct xfs_mru_cache	*m_filestream;  /* per-mount filestream data */
-	struct delayed_work	m_reclaim_work;	/* background inode reclaim */
-	struct delayed_work	m_eofblocks_work; /* background eof blocks
-						     trimming */
-	__int64_t		m_update_flags;	/* sb flags we need to update
-						   on the next remount,rw */
-	int64_t			m_low_space[XFS_LOWSP_MAX];
-						/* low free space thresholds */
-
-	struct workqueue_struct	*m_data_workqueue;
-	struct workqueue_struct	*m_unwritten_workqueue;
-	struct workqueue_struct	*m_cil_workqueue;
-	struct workqueue_struct	*m_reclaim_workqueue;
-	struct workqueue_struct	*m_log_workqueue;
-	struct workqueue_struct *m_eofblocks_workqueue;
-} xfs_mount_t;
-
-/*
- * Flags for m_flags.
- */
-#define XFS_MOUNT_WSYNC		(1ULL << 0)	/* for nfs - all metadata ops
-						   must be synchronous except
-						   for space allocations */
-#define XFS_MOUNT_WAS_CLEAN	(1ULL << 3)
-#define XFS_MOUNT_FS_SHUTDOWN	(1ULL << 4)	/* atomic stop of all filesystem
-						   operations, typically for
-						   disk errors in metadata */
-#define XFS_MOUNT_DISCARD	(1ULL << 5)	/* discard unused blocks */
-#define XFS_MOUNT_RETERR	(1ULL << 6)     /* return alignment errors to
-						   user */
-#define XFS_MOUNT_NOALIGN	(1ULL << 7)	/* turn off stripe alignment
-						   allocations */
-#define XFS_MOUNT_ATTR2		(1ULL << 8)	/* allow use of attr2 format */
-#define XFS_MOUNT_GRPID		(1ULL << 9)	/* group-ID assigned from directory */
-#define XFS_MOUNT_NORECOVERY	(1ULL << 10)	/* no recovery - dirty fs */
-#define XFS_MOUNT_DFLT_IOSIZE	(1ULL << 12)	/* set default i/o size */
-#define XFS_MOUNT_32BITINODES	(1ULL << 14)	/* do not create inodes above
-						 * 32 bits in size */
-#define XFS_MOUNT_SMALL_INUMS	(1ULL << 15)	/* users wants 32bit inodes */
-#define XFS_MOUNT_NOUUID	(1ULL << 16)	/* ignore uuid during mount */
-#define XFS_MOUNT_BARRIER	(1ULL << 17)
-#define XFS_MOUNT_IKEEP		(1ULL << 18)	/* keep empty inode clusters*/
-#define XFS_MOUNT_SWALLOC	(1ULL << 19)	/* turn on stripe width
-						 * allocation */
-#define XFS_MOUNT_RDONLY	(1ULL << 20)	/* read-only fs */
-#define XFS_MOUNT_DIRSYNC	(1ULL << 21)	/* synchronous directory ops */
-#define XFS_MOUNT_COMPAT_IOSIZE	(1ULL << 22)	/* don't report large preferred
-						 * I/O size in stat() */
-#define XFS_MOUNT_FILESTREAMS	(1ULL << 24)	/* enable the filestreams
-						   allocator */
-#define XFS_MOUNT_NOATTR2	(1ULL << 25)	/* disable use of attr2 format */
-
-
-/*
- * Default minimum read and write sizes.
- */
-#define XFS_READIO_LOG_LARGE	16
-#define XFS_WRITEIO_LOG_LARGE	16
-
-/*
- * Max and min values for mount-option defined I/O
- * preallocation sizes.
- */
-#define XFS_MAX_IO_LOG		30	/* 1G */
-#define XFS_MIN_IO_LOG		PAGE_SHIFT
-
-/*
- * Synchronous read and write sizes.  This should be
- * better for NFSv2 wsync filesystems.
- */
-#define	XFS_WSYNC_READIO_LOG	15	/* 32k */
-#define	XFS_WSYNC_WRITEIO_LOG	14	/* 16k */
-
-/*
- * Allow large block sizes to be reported to userspace programs if the
- * "largeio" mount option is used.
- *
- * If compatibility mode is specified, simply return the basic unit of caching
- * so that we don't get inefficient read/modify/write I/O from user apps.
- * Otherwise....
- *
- * If the underlying volume is a stripe, then return the stripe width in bytes
- * as the recommended I/O size. It is not a stripe and we've set a default
- * buffered I/O size, return that, otherwise return the compat default.
- */
-static inline unsigned long
-xfs_preferred_iosize(xfs_mount_t *mp)
-{
-	if (mp->m_flags & XFS_MOUNT_COMPAT_IOSIZE)
-		return PAGE_CACHE_SIZE;
-	return (mp->m_swidth ?
-		(mp->m_swidth << mp->m_sb.sb_blocklog) :
-		((mp->m_flags & XFS_MOUNT_DFLT_IOSIZE) ?
-			(1 << (int)MAX(mp->m_readio_log, mp->m_writeio_log)) :
-			PAGE_CACHE_SIZE));
-}
-
-#define XFS_LAST_UNMOUNT_WAS_CLEAN(mp)	\
-				((mp)->m_flags & XFS_MOUNT_WAS_CLEAN)
-#define XFS_FORCED_SHUTDOWN(mp)	((mp)->m_flags & XFS_MOUNT_FS_SHUTDOWN)
-void xfs_do_force_shutdown(struct xfs_mount *mp, int flags, char *fname,
-		int lnnum);
-#define xfs_force_shutdown(m,f)	\
-	xfs_do_force_shutdown(m, f, __FILE__, __LINE__)
-
-#define SHUTDOWN_META_IO_ERROR	0x0001	/* write attempt to metadata failed */
-#define SHUTDOWN_LOG_IO_ERROR	0x0002	/* write attempt to the log failed */
-#define SHUTDOWN_FORCE_UMOUNT	0x0004	/* shutdown from a forced unmount */
-#define SHUTDOWN_CORRUPT_INCORE	0x0008	/* corrupt in-memory data structures */
-#define SHUTDOWN_REMOTE_REQ	0x0010	/* shutdown came from remote cell */
-#define SHUTDOWN_DEVICE_REQ	0x0020	/* failed all paths to the device */
-
-/*
- * Flags for xfs_mountfs
- */
-#define XFS_MFSI_QUIET		0x40	/* Be silent if mount errors found */
-
-static inline xfs_agnumber_t
-xfs_daddr_to_agno(struct xfs_mount *mp, xfs_daddr_t d)
-{
-	xfs_daddr_t ld = XFS_BB_TO_FSBT(mp, d);
-	do_div(ld, mp->m_sb.sb_agblocks);
-	return (xfs_agnumber_t) ld;
-}
-
-static inline xfs_agblock_t
-xfs_daddr_to_agbno(struct xfs_mount *mp, xfs_daddr_t d)
-{
-	xfs_daddr_t ld = XFS_BB_TO_FSBT(mp, d);
-	return (xfs_agblock_t) do_div(ld, mp->m_sb.sb_agblocks);
-}
-
-/*
- * Per-cpu superblock locking functions
- */
-#ifdef HAVE_PERCPU_SB
-static inline void
-xfs_icsb_lock(xfs_mount_t *mp)
-{
-	mutex_lock(&mp->m_icsb_mutex);
-}
-
-static inline void
-xfs_icsb_unlock(xfs_mount_t *mp)
-{
-	mutex_unlock(&mp->m_icsb_mutex);
-}
-#else
-#define xfs_icsb_lock(mp)
-#define xfs_icsb_unlock(mp)
-#endif
-
-/*
- * This structure is for use by the xfs_mod_incore_sb_batch() routine.
- * xfs_growfs can specify a few fields which are more than int limit
- */
-typedef struct xfs_mod_sb {
-	xfs_sb_field_t	msb_field;	/* Field to modify, see below */
-	int64_t		msb_delta;	/* Change to make to specified field */
-} xfs_mod_sb_t;
-
-extern int	xfs_log_sbcount(xfs_mount_t *);
-extern __uint64_t xfs_default_resblks(xfs_mount_t *mp);
-extern int	xfs_mountfs(xfs_mount_t *mp);
-
-extern void	xfs_unmountfs(xfs_mount_t *);
-extern int	xfs_mod_incore_sb(xfs_mount_t *, xfs_sb_field_t, int64_t, int);
-extern int	xfs_mod_incore_sb_batch(xfs_mount_t *, xfs_mod_sb_t *,
-			uint, int);
-extern int	xfs_mount_log_sb(xfs_mount_t *, __int64_t);
-extern struct xfs_buf *xfs_getsb(xfs_mount_t *, int);
-extern int	xfs_readsb(xfs_mount_t *, int);
-extern void	xfs_freesb(xfs_mount_t *);
-extern int	xfs_fs_writable(xfs_mount_t *);
-extern int	xfs_sb_validate_fsb_count(struct xfs_sb *, __uint64_t);
-
-extern int	xfs_dev_is_read_only(struct xfs_mount *, char *);
-
-extern void	xfs_set_low_space_thresholds(struct xfs_mount *);
-
-#endif	/* __KERNEL__ */
-
-#endif	/* __XFS_MOUNT_H__ */
-- 
1.7.10.4

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