xfs: make several functions static

Al Viro noticed that xfs_lock_inodes should be static, and
that led to ... a few more.

These are just the easy ones, others require moving functions
higher in source files, so that's not done here to keep
this review simple.

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>

15 files changed, 14 insertions, 50 deletions

diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c
index a708e38b494c..99b077cbdd97 100644
--- a/fs/xfs/libxfs/xfs_alloc.c
+++ b/fs/xfs/libxfs/xfs_alloc.c
@@ -84,7 +84,7 @@ xfs_alloc_lookup_ge(
  * Lookup the first record less than or equal to [bno, len]
  * in the btree given by cur.
  */
-int                                     /* error */
+static int                              /* error */
 xfs_alloc_lookup_le(
         struct xfs_btree_cur    *cur,   /* btree cursor */
         xfs_agblock_t           bno,    /* starting block of extent */
diff --git a/fs/xfs/libxfs/xfs_alloc.h b/fs/xfs/libxfs/xfs_alloc.h
index 135eb3d24db7..92a66ba76b0d 100644
--- a/fs/xfs/libxfs/xfs_alloc.h
+++ b/fs/xfs/libxfs/xfs_alloc.h
@@ -212,13 +212,6 @@ xfs_free_extent(
         xfs_fsblock_t   bno,    /* starting block number of extent */
         xfs_extlen_t    len);   /* length of extent */
 
-int                                     /* error */
-xfs_alloc_lookup_le(
-        struct xfs_btree_cur    *cur,   /* btree cursor */
-        xfs_agblock_t           bno,    /* starting block of extent */
-        xfs_extlen_t            len,    /* length of extent */
-        int                     *stat); /* success/failure */
-
 int                             /* error */
 xfs_alloc_lookup_ge(
         struct xfs_btree_cur    *cur,   /* btree cursor */
diff --git a/fs/xfs/libxfs/xfs_attr_leaf.h b/fs/xfs/libxfs/xfs_attr_leaf.h
index 882c8d338891..4f2aed04f827 100644
--- a/fs/xfs/libxfs/xfs_attr_leaf.h
+++ b/fs/xfs/libxfs/xfs_attr_leaf.h
@@ -50,7 +50,6 @@ int	xfs_attr_shortform_lookup(struct xfs_da_args *args);
 int     xfs_attr_shortform_getvalue(struct xfs_da_args *args);
 int     xfs_attr_shortform_to_leaf(struct xfs_da_args *args);
 int     xfs_attr_shortform_remove(struct xfs_da_args *args);
-int     xfs_attr_shortform_list(struct xfs_attr_list_context *context);
 int     xfs_attr_shortform_allfit(struct xfs_buf *bp, struct xfs_inode *dp);
 int     xfs_attr_shortform_bytesfit(xfs_inode_t *dp, int bytes);
 void    xfs_attr_fork_remove(struct xfs_inode *ip, struct xfs_trans *tp);
@@ -88,8 +87,6 @@ int	xfs_attr3_leaf_toosmall(struct xfs_da_state *state, int *retval);
 void    xfs_attr3_leaf_unbalance(struct xfs_da_state *state,
                                        struct xfs_da_state_blk *drop_blk,
                                        struct xfs_da_state_blk *save_blk);
-int     xfs_attr3_root_inactive(struct xfs_trans **trans, struct xfs_inode *dp);
-
 /*
  * Utility routines.
  */
diff --git a/fs/xfs/libxfs/xfs_rtbitmap.c b/fs/xfs/libxfs/xfs_rtbitmap.c
index 951c044e24e4..e2e1106c9fad 100644
--- a/fs/xfs/libxfs/xfs_rtbitmap.c
+++ b/fs/xfs/libxfs/xfs_rtbitmap.c
@@ -70,7 +70,7 @@ const struct xfs_buf_ops xfs_rtbuf_ops = {
  * Get a buffer for the bitmap or summary file block specified.
  * The buffer is returned read and locked.
  */
-int
+static int
 xfs_rtbuf_get(
         xfs_mount_t     *mp,            /* file system mount structure */
         xfs_trans_t     *tp,            /* transaction pointer */
diff --git a/fs/xfs/xfs_attr_inactive.c b/fs/xfs/xfs_attr_inactive.c
index 55d214981ed2..be0b79d8900f 100644
--- a/fs/xfs/xfs_attr_inactive.c
+++ b/fs/xfs/xfs_attr_inactive.c
@@ -322,7 +322,7 @@ xfs_attr3_node_inactive(
  * Recurse (gasp!) through the attribute nodes until we find leaves.
  * We're doing a depth-first traversal in order to invalidate everything.
  */
-int
+static int
 xfs_attr3_root_inactive(
         struct xfs_trans        **trans,
         struct xfs_inode        *dp)
diff --git a/fs/xfs/xfs_attr_list.c b/fs/xfs/xfs_attr_list.c
index d25f26b22ac9..25e76cd6c053 100644
--- a/fs/xfs/xfs_attr_list.c
+++ b/fs/xfs/xfs_attr_list.c
@@ -65,7 +65,7 @@ xfs_attr_shortform_compare(const void *a, const void *b)
  * we have to calculate each entries' hashvalue and sort them before
  * we can begin returning them to the user.
  */
-int
+static int
 xfs_attr_shortform_list(xfs_attr_list_context_t *context)
 {
         attrlist_cursor_kern_t *cursor;
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index 3ce3c61af32a..28c42fb0c12a 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -407,7 +407,7 @@ xfs_bmap_count_tree(
 /*
  * Count fsblocks of the given fork.
  */
-int                                             /* error */
+static int                                      /* error */
 xfs_bmap_count_blocks(
         xfs_trans_t             *tp,            /* transaction pointer */
         xfs_inode_t             *ip,            /* incore inode */
diff --git a/fs/xfs/xfs_bmap_util.h b/fs/xfs/xfs_bmap_util.h
index af97d9a1dfb4..149234824070 100644
--- a/fs/xfs/xfs_bmap_util.h
+++ b/fs/xfs/xfs_bmap_util.h
@@ -31,8 +31,6 @@ struct xfs_bmalloca;
 int     xfs_bmap_rtalloc(struct xfs_bmalloca *ap);
 int     xfs_bmap_eof(struct xfs_inode *ip, xfs_fileoff_t endoff,
                      int whichfork, int *eof);
-int     xfs_bmap_count_blocks(struct xfs_trans *tp, struct xfs_inode *ip,
-                              int whichfork, int *count);
 int     xfs_bmap_punch_delalloc_range(struct xfs_inode *ip,
                 xfs_fileoff_t start_fsb, xfs_fileoff_t length);
 
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index ee6799e0476f..8825bcfd314c 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -431,7 +431,7 @@ xfs_lock_inumorder(int lock_mode, int subclass)
  * lock more than one at a time, lockdep will report false positives saying we
  * have violated locking orders.
  */
-void
+static void
 xfs_lock_inodes(
         xfs_inode_t     **ips,
         int             inodes,
@@ -667,14 +667,6 @@ xfs_ip2xflags(
         return _xfs_dic2xflags(dic->di_flags, dic->di_flags2, XFS_IFORK_Q(ip));
 }
 
-uint
-xfs_dic2xflags(
-        struct xfs_dinode       *dip)
-{
-        return _xfs_dic2xflags(be16_to_cpu(dip->di_flags),
-                                be64_to_cpu(dip->di_flags2), XFS_DFORK_Q(dip));
-}
-
 /*
  * Lookups up an inode from "name". If ci_name is not NULL, then a CI match
  * is allowed, otherwise it has to be an exact match. If a CI match is found,
@@ -748,7 +740,7 @@ out_unlock:
  * are not linked into the directory structure - they are attached
  * directly to the superblock - and so have no parent.
  */
-int
+static int
 xfs_ialloc(
         xfs_trans_t     *tp,
         xfs_inode_t     *pip,
@@ -1085,7 +1077,7 @@ xfs_dir_ialloc(
  * link count to go to zero, move the inode to AGI unlinked list so that it can
  * be freed when the last active reference goes away via xfs_inactive().
  */
-int                             /* error */
+static int                      /* error */
 xfs_droplink(
         xfs_trans_t *tp,
         xfs_inode_t *ip)
@@ -1104,7 +1096,7 @@ xfs_droplink(
 /*
  * Increment the link count on an inode & log the change.
  */
-int
+static int
 xfs_bumplink(
         xfs_trans_t *tp,
         xfs_inode_t *ip)
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index e52d7c7aeb5b..99d75223ff2e 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -395,12 +395,8 @@ void		xfs_ilock_demote(xfs_inode_t *, uint);
 int             xfs_isilocked(xfs_inode_t *, uint);
 uint            xfs_ilock_data_map_shared(struct xfs_inode *);
 uint            xfs_ilock_attr_map_shared(struct xfs_inode *);
-int             xfs_ialloc(struct xfs_trans *, xfs_inode_t *, umode_t,
-                           xfs_nlink_t, xfs_dev_t, prid_t, int,
-                           struct xfs_buf **, xfs_inode_t **);
 
 uint            xfs_ip2xflags(struct xfs_inode *);
-uint            xfs_dic2xflags(struct xfs_dinode *);
 int             xfs_ifree(struct xfs_trans *, xfs_inode_t *,
                            struct xfs_bmap_free *);
 int             xfs_itruncate_extents(struct xfs_trans **, struct xfs_inode *,
@@ -411,7 +407,6 @@ void		xfs_iunpin_wait(xfs_inode_t *);
 #define xfs_ipincount(ip)       ((unsigned int) atomic_read(&ip->i_pincount))
 
 int             xfs_iflush(struct xfs_inode *, struct xfs_buf **);
-void            xfs_lock_inodes(xfs_inode_t **, int, uint);
 void            xfs_lock_two_inodes(xfs_inode_t *, xfs_inode_t *, uint);
 
 xfs_extlen_t    xfs_get_extsz_hint(struct xfs_inode *ip);
@@ -419,8 +414,6 @@ xfs_extlen_t	xfs_get_extsz_hint(struct xfs_inode *ip);
 int             xfs_dir_ialloc(struct xfs_trans **, struct xfs_inode *, umode_t,
                                xfs_nlink_t, xfs_dev_t, prid_t, int,
                                struct xfs_inode **, int *);
-int             xfs_droplink(struct xfs_trans *, struct xfs_inode *);
-int             xfs_bumplink(struct xfs_trans *, struct xfs_inode *);
 
 /* from xfs_file.c */
 enum xfs_prealloc_flags {
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index bde02f1fba73..63dad9ea9016 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -788,7 +788,7 @@ xfs_log_mount_cancel(
  * As far as I know, there weren't any dependencies on the old behaviour.
  */
 
-int
+static int
 xfs_log_unmount_write(xfs_mount_t *mp)
 {
         struct xlog      *log = mp->m_log;
@@ -1036,7 +1036,7 @@ xfs_log_space_wake(
  * there's no point in running a dummy transaction at this point because we
  * can't start trying to idle the log until both the CIL and AIL are empty.
  */
-int
+static int
 xfs_log_need_covered(xfs_mount_t *mp)
 {
         struct xlog     *log = mp->m_log;
@@ -1177,7 +1177,7 @@ xlog_space_left(
  * The log manager needs its own routine, in order to control what
  * happens with the buffer after the write completes.
  */
-void
+static void
 xlog_iodone(xfs_buf_t *bp)
 {
         struct xlog_in_core     *iclog = bp->b_fspriv;
@@ -1302,7 +1302,7 @@ xfs_log_work_queue(
  * disk. If there is nothing dirty, then we might need to cover the log to
  * indicate that the filesystem is idle.
  */
-void
+static void
 xfs_log_worker(
         struct work_struct      *work)
 {
diff --git a/fs/xfs/xfs_log.h b/fs/xfs/xfs_log.h
index 80ba0c047090..b5e71072fde5 100644
--- a/fs/xfs/xfs_log.h
+++ b/fs/xfs/xfs_log.h
@@ -163,12 +163,8 @@ int	  xfs_log_reserve(struct xfs_mount *mp,
                           __uint8_t        clientid,
                           bool             permanent);
 int       xfs_log_regrant(struct xfs_mount *mp, struct xlog_ticket *tic);
-int       xfs_log_unmount_write(struct xfs_mount *mp);
 void      xfs_log_unmount(struct xfs_mount *mp);
 int       xfs_log_force_umount(struct xfs_mount *mp, int logerror);
-int       xfs_log_need_covered(struct xfs_mount *mp);
-
-void      xlog_iodone(struct xfs_buf *);
 
 struct xlog_ticket *xfs_log_ticket_get(struct xlog_ticket *ticket);
 void      xfs_log_ticket_put(struct xlog_ticket *ticket);
@@ -178,7 +174,6 @@ void	xfs_log_commit_cil(struct xfs_mount *mp, struct xfs_trans *tp,
 bool    xfs_log_item_in_current_chkpt(struct xfs_log_item *lip);
 
 void    xfs_log_work_queue(struct xfs_mount *mp);
-void    xfs_log_worker(struct work_struct *work);
 void    xfs_log_quiesce(struct xfs_mount *mp);
 bool    xfs_log_check_lsn(struct xfs_mount *, xfs_lsn_t);
 
diff --git a/fs/xfs/xfs_rtalloc.h b/fs/xfs/xfs_rtalloc.h
index 76c0a4a9bb17..355dd9e1cb64 100644
--- a/fs/xfs/xfs_rtalloc.h
+++ b/fs/xfs/xfs_rtalloc.h
@@ -98,8 +98,6 @@ xfs_growfs_rt(
 /*
  * From xfs_rtbitmap.c
  */
-int xfs_rtbuf_get(struct xfs_mount *mp, struct xfs_trans *tp,
-                  xfs_rtblock_t block, int issum, struct xfs_buf **bpp);
 int xfs_rtcheck_range(struct xfs_mount *mp, struct xfs_trans *tp,
                       xfs_rtblock_t start, xfs_extlen_t len, int val,
                       xfs_rtblock_t *new, int *stat);
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 11ea5d51db56..4700f09e928f 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -546,7 +546,7 @@ xfs_showargs(
 
         return 0;
 }
-__uint64_t
+static __uint64_t
 xfs_max_file_offset(
         unsigned int            blockshift)
 {
diff --git a/fs/xfs/xfs_super.h b/fs/xfs/xfs_super.h
index 2dfb1ce4585f..529bce9fc37e 100644
--- a/fs/xfs/xfs_super.h
+++ b/fs/xfs/xfs_super.h
@@ -61,8 +61,6 @@ struct xfs_mount;
 struct xfs_buftarg;
 struct block_device;
 
-extern __uint64_t xfs_max_file_offset(unsigned int);
-
 extern void xfs_flush_inodes(struct xfs_mount *mp);
 extern void xfs_blkdev_issue_flush(struct xfs_buftarg *);
 extern xfs_agnumber_t xfs_set_inode_alloc(struct xfs_mount *,