Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus

[linux-2.6-omap-h63xx.git] / fs / xfs / xfs_mount.h

diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 416c89fbe8b54f377b17f13bc004e1e5f3af3d3b..76ad74758696db9f76f7ca2dc6e7331ac9149c7a 100644 (file)
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -66,6 +66,7 @@ struct xfs_bmbt_irec;
 struct xfs_bmap_free;
 struct xfs_extdelta;
 struct xfs_swapext;
+struct xfs_mru_cache;
 
 extern struct bhv_vfsops xfs_vfsops;
 extern struct bhv_vnodeops xfs_vnodeops;
@@ -307,11 +308,13 @@ typedef struct xfs_icsb_cnts {
 #define XFS_ICSB_LAZY_COUNT    (1 << 1)        /* accuracy not needed */
 
 extern int     xfs_icsb_init_counters(struct xfs_mount *);
-extern void    xfs_icsb_sync_counters_lazy(struct xfs_mount *);
+extern void    xfs_icsb_reinit_counters(struct xfs_mount *);
+extern void    xfs_icsb_sync_counters_flags(struct xfs_mount *, int);
 
 #else
 #define xfs_icsb_init_counters(mp)     (0)
-#define xfs_icsb_sync_counters_lazy(mp)        do { } while (0)
+#define xfs_icsb_reinit_counters(mp)   do { } while (0)
+#define xfs_icsb_sync_counters_flags(mp, flags)        do { } while (0)
 #endif
 
 typedef struct xfs_mount {
@@ -422,17 +425,18 @@ typedef struct xfs_mount {
        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 */
 } xfs_mount_t;
 
 /*
  * Flags for m_flags.
  */
-#define        XFS_MOUNT_WSYNC         (1ULL << 0)     /* for nfs - all metadata ops
+#define XFS_MOUNT_WSYNC                (1ULL << 0)     /* for nfs - all metadata ops
                                                   must be synchronous except
                                                   for space allocations */
-#define        XFS_MOUNT_INO64         (1ULL << 1)
+#define XFS_MOUNT_INO64                (1ULL << 1)
                             /* (1ULL << 2)     -- currently unused */
-                            /* (1ULL << 3)     -- currently unused */
+#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 */
@@ -461,6 +465,8 @@ typedef struct xfs_mount {
                                                 * I/O size in stat() */
 #define XFS_MOUNT_NO_PERCPU_SB (1ULL << 23)    /* don't use per-cpu superblock
                                                   counters */
+#define XFS_MOUNT_FILESTREAMS  (1ULL << 24)    /* enable the filestreams
+                                                  allocator */
 
 
 /*
@@ -509,6 +515,8 @@ xfs_preferred_iosize(xfs_mount_t *mp)
 
 #define XFS_MAXIOFFSET(mp)     ((mp)->m_maxioffset)
 
+#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)
 #define xfs_force_shutdown(m,f)        \
        bhv_vfs_force_shutdown((XFS_MTOVFS(m)), f, __FILE__, __LINE__)
@@ -586,10 +594,11 @@ xfs_icsb_unlock(xfs_mount_t *mp)
 
 /*
  * 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 */
-       int             msb_delta;      /* Change to make to specified field */
+       int64_t         msb_delta;      /* Change to make to specified field */
 } xfs_mod_sb_t;
 
 #define        XFS_MOUNT_ILOCK(mp)     mutex_lock(&((mp)->m_ilock))
@@ -599,6 +608,7 @@ typedef struct xfs_mod_sb {
 
 extern xfs_mount_t *xfs_mount_init(void);
 extern void    xfs_mod_sb(xfs_trans_t *, __int64_t);
+extern int     xfs_log_sbcount(xfs_mount_t *, uint);
 extern void    xfs_mount_free(xfs_mount_t *mp, int remove_bhv);
 extern int     xfs_mountfs(struct bhv_vfs *, xfs_mount_t *mp, int);
 extern void    xfs_mountfs_check_barriers(xfs_mount_t *mp);
@@ -607,20 +617,22 @@ extern int        xfs_unmountfs(xfs_mount_t *, struct cred *);
 extern void    xfs_unmountfs_close(xfs_mount_t *, struct cred *);
 extern int     xfs_unmountfs_writesb(xfs_mount_t *);
 extern int     xfs_unmount_flush(xfs_mount_t *, int);
-extern int     xfs_mod_incore_sb(xfs_mount_t *, xfs_sb_field_t, int, int);
+extern int     xfs_mod_incore_sb(xfs_mount_t *, xfs_sb_field_t, int64_t, int);
 extern int     xfs_mod_incore_sb_unlocked(xfs_mount_t *, xfs_sb_field_t,
-                       int, int);
+                       int64_t, int);
 extern int     xfs_mod_incore_sb_batch(xfs_mount_t *, xfs_mod_sb_t *,
                        uint, int);
 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 void    xfs_do_force_shutdown(bhv_desc_t *, int, char *, int);
-extern int     xfs_syncsub(xfs_mount_t *, int, int, int *);
-extern int     xfs_sync_inodes(xfs_mount_t *, int, int, int *);
+extern int     xfs_syncsub(xfs_mount_t *, int, int *);
+extern int     xfs_sync_inodes(xfs_mount_t *, int, int *);
 extern xfs_agnumber_t  xfs_initialize_perag(struct bhv_vfs *, xfs_mount_t *,
                                                xfs_agnumber_t);
 extern void    xfs_xlatesb(void *, struct xfs_sb *, int, __int64_t);
+extern int     xfs_sb_validate_fsb_count(struct xfs_sb *, __uint64_t);
 
 extern struct xfs_dmops xfs_dmcore_stub;
 extern struct xfs_qmops xfs_qmcore_stub;