xfs: remove xfs_bmap_search_extents
authorChristoph Hellwig <hch@lst.de>
Thu, 24 Nov 2016 00:40:14 +0000 (11:40 +1100)
committerDave Chinner <david@fromorbit.com>
Thu, 24 Nov 2016 00:40:14 +0000 (11:40 +1100)
Now that all users are gone.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
fs/xfs/libxfs/xfs_bmap.c
fs/xfs/libxfs/xfs_bmap.h

index 6af34b734ce874d74d2fa48dca119ff903b4c2e3..dcc847ceaebee686e69b40de89f8d724d94d37f4 100644 (file)
@@ -1370,97 +1370,6 @@ error0:
        return -EFSCORRUPTED;
 }
 
-
-/*
- * Search the extent records for the entry containing block bno.
- * If bno lies in a hole, point to the next entry.  If bno lies
- * past eof, *eofp will be set, and *prevp will contain the last
- * entry (null if none).  Else, *lastxp will be set to the index
- * of the found entry; *gotp will contain the entry.
- */
-STATIC xfs_bmbt_rec_host_t *           /* pointer to found extent entry */
-xfs_bmap_search_multi_extents(
-       xfs_ifork_t     *ifp,           /* inode fork pointer */
-       xfs_fileoff_t   bno,            /* block number searched for */
-       int             *eofp,          /* out: end of file found */
-       xfs_extnum_t    *lastxp,        /* out: last extent index */
-       xfs_bmbt_irec_t *gotp,          /* out: extent entry found */
-       xfs_bmbt_irec_t *prevp)         /* out: previous extent entry found */
-{
-       xfs_bmbt_rec_host_t *ep;                /* extent record pointer */
-       xfs_extnum_t    lastx;          /* last extent index */
-
-       /*
-        * Initialize the extent entry structure to catch access to
-        * uninitialized br_startblock field.
-        */
-       gotp->br_startoff = 0xffa5a5a5a5a5a5a5LL;
-       gotp->br_blockcount = 0xa55a5a5a5a5a5a5aLL;
-       gotp->br_state = XFS_EXT_INVALID;
-       gotp->br_startblock = 0xffffa5a5a5a5a5a5LL;
-       prevp->br_startoff = NULLFILEOFF;
-
-       ep = xfs_iext_bno_to_ext(ifp, bno, &lastx);
-       if (lastx > 0) {
-               xfs_bmbt_get_all(xfs_iext_get_ext(ifp, lastx - 1), prevp);
-       }
-       if (lastx < xfs_iext_count(ifp)) {
-               xfs_bmbt_get_all(ep, gotp);
-               *eofp = 0;
-       } else {
-               if (lastx > 0) {
-                       *gotp = *prevp;
-               }
-               *eofp = 1;
-               ep = NULL;
-       }
-       *lastxp = lastx;
-       return ep;
-}
-
-/*
- * Search the extents list for the inode, for the extent containing bno.
- * If bno lies in a hole, point to the next entry.  If bno lies past eof,
- * *eofp will be set, and *prevp will contain the last entry (null if none).
- * Else, *lastxp will be set to the index of the found
- * entry; *gotp will contain the entry.
- */
-xfs_bmbt_rec_host_t *                 /* pointer to found extent entry */
-xfs_bmap_search_extents(
-       xfs_inode_t     *ip,            /* incore inode pointer */
-       xfs_fileoff_t   bno,            /* block number searched for */
-       int             fork,           /* data or attr fork */
-       int             *eofp,          /* out: end of file found */
-       xfs_extnum_t    *lastxp,        /* out: last extent index */
-       xfs_bmbt_irec_t *gotp,          /* out: extent entry found */
-       xfs_bmbt_irec_t *prevp)         /* out: previous extent entry found */
-{
-       xfs_ifork_t     *ifp;           /* inode fork pointer */
-       xfs_bmbt_rec_host_t  *ep;            /* extent record pointer */
-
-       XFS_STATS_INC(ip->i_mount, xs_look_exlist);
-       ifp = XFS_IFORK_PTR(ip, fork);
-
-       ep = xfs_bmap_search_multi_extents(ifp, bno, eofp, lastxp, gotp, prevp);
-
-       if (unlikely(!(gotp->br_startblock) && (*lastxp != NULLEXTNUM) &&
-                    !(XFS_IS_REALTIME_INODE(ip) && fork == XFS_DATA_FORK))) {
-               xfs_alert_tag(ip->i_mount, XFS_PTAG_FSBLOCK_ZERO,
-                               "Access to block zero in inode %llu "
-                               "start_block: %llx start_off: %llx "
-                               "blkcnt: %llx extent-state: %x lastx: %x",
-                       (unsigned long long)ip->i_ino,
-                       (unsigned long long)gotp->br_startblock,
-                       (unsigned long long)gotp->br_startoff,
-                       (unsigned long long)gotp->br_blockcount,
-                       gotp->br_state, *lastxp);
-               *lastxp = NULLEXTNUM;
-               *eofp = 1;
-               return NULL;
-       }
-       return ep;
-}
-
 /*
  * Returns the file-relative block number of the first unused block(s)
  * in the file with at least "len" logically contiguous blocks free.
index e3c2b5adf505300a1115317b0014d5995081d51c..ffed1f9208ced972352a28671f470d6fd6be58d3 100644 (file)
@@ -237,10 +237,6 @@ int        xfs_bmap_shift_extents(struct xfs_trans *tp, struct xfs_inode *ip,
                struct xfs_defer_ops *dfops, enum shift_direction direction,
                int num_exts);
 int    xfs_bmap_split_extent(struct xfs_inode *ip, xfs_fileoff_t split_offset);
-struct xfs_bmbt_rec_host *
-       xfs_bmap_search_extents(struct xfs_inode *ip, xfs_fileoff_t bno,
-               int fork, int *eofp, xfs_extnum_t *lastxp,
-               struct xfs_bmbt_irec *gotp, struct xfs_bmbt_irec *prevp);
 int    xfs_bmapi_reserve_delalloc(struct xfs_inode *ip, int whichfork,
                xfs_fileoff_t aoff, xfs_filblks_t len,
                struct xfs_bmbt_irec *got, xfs_extnum_t *lastx, int eof);