/* Critically low if less than 10% or max btree height remains. */
        return XFS_TEST_ERROR(avail < orig / 10 || avail < XFS_BTREE_MAXLEVELS,
-                       pag->pag_mount, XFS_ERRTAG_AG_RESV_CRITICAL,
-                       XFS_RANDOM_AG_RESV_CRITICAL);
+                       pag->pag_mount, XFS_ERRTAG_AG_RESV_CRITICAL);
 }
 
 /*
 
            !xfs_buf_verify_cksum(bp, XFS_AGF_CRC_OFF))
                xfs_buf_ioerror(bp, -EFSBADCRC);
        else if (XFS_TEST_ERROR(!xfs_agf_verify(mp, bp), mp,
-                               XFS_ERRTAG_ALLOC_READ_AGF,
-                               XFS_RANDOM_ALLOC_READ_AGF))
+                               XFS_ERRTAG_ALLOC_READ_AGF))
                xfs_buf_ioerror(bp, -EFSCORRUPTED);
 
        if (bp->b_error)
        ASSERT(type != XFS_AG_RESV_AGFL);
 
        if (XFS_TEST_ERROR(false, mp,
-                       XFS_ERRTAG_FREE_EXTENT,
-                       XFS_RANDOM_FREE_EXTENT))
+                       XFS_ERRTAG_FREE_EXTENT))
                return -EIO;
 
        error = xfs_free_extent_fix_freelist(tp, agno, &agbp);
 
        if (unlikely(XFS_TEST_ERROR(
            (XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS &&
             XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE),
-            mp, XFS_ERRTAG_BMAPIFORMAT, XFS_RANDOM_BMAPIFORMAT))) {
+            mp, XFS_ERRTAG_BMAPIFORMAT))) {
                XFS_ERROR_REPORT("xfs_bmapi_read", XFS_ERRLEVEL_LOW, mp);
                return -EFSCORRUPTED;
        }
        if (unlikely(XFS_TEST_ERROR(
            (XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS &&
             XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE),
-            mp, XFS_ERRTAG_BMAPIFORMAT, XFS_RANDOM_BMAPIFORMAT))) {
+            mp, XFS_ERRTAG_BMAPIFORMAT))) {
                XFS_ERROR_REPORT("xfs_bmapi_write", XFS_ERRLEVEL_LOW, mp);
                return -EFSCORRUPTED;
        }
        if (unlikely(XFS_TEST_ERROR(
            (XFS_IFORK_FORMAT(ip, XFS_DATA_FORK) != XFS_DINODE_FMT_EXTENTS &&
             XFS_IFORK_FORMAT(ip, XFS_DATA_FORK) != XFS_DINODE_FMT_BTREE),
-            mp, XFS_ERRTAG_BMAPIFORMAT, XFS_RANDOM_BMAPIFORMAT))) {
+            mp, XFS_ERRTAG_BMAPIFORMAT))) {
                XFS_ERROR_REPORT("xfs_bmapi_remap", XFS_ERRLEVEL_LOW, mp);
                return -EFSCORRUPTED;
        }
        if (unlikely(XFS_TEST_ERROR(
            (XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS &&
             XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE),
-            mp, XFS_ERRTAG_BMAPIFORMAT, XFS_RANDOM_BMAPIFORMAT))) {
+            mp, XFS_ERRTAG_BMAPIFORMAT))) {
                XFS_ERROR_REPORT("xfs_bmap_shift_extents",
                                 XFS_ERRLEVEL_LOW, mp);
                return -EFSCORRUPTED;
        if (unlikely(XFS_TEST_ERROR(
            (XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS &&
             XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE),
-            mp, XFS_ERRTAG_BMAPIFORMAT, XFS_RANDOM_BMAPIFORMAT))) {
+            mp, XFS_ERRTAG_BMAPIFORMAT))) {
                XFS_ERROR_REPORT("xfs_bmap_split_extent_at",
                                 XFS_ERRLEVEL_LOW, mp);
                return -EFSCORRUPTED;
                return -EFSCORRUPTED;
 
        if (XFS_TEST_ERROR(false, tp->t_mountp,
-                       XFS_ERRTAG_BMAP_FINISH_ONE,
-                       XFS_RANDOM_BMAP_FINISH_ONE))
+                       XFS_ERRTAG_BMAP_FINISH_ONE))
                return -EIO;
 
        switch (type) {
 
                        be64_to_cpu(block->bb_u.l.bb_rightsib)));
 
        if (unlikely(XFS_TEST_ERROR(!lblock_ok, mp,
-                       XFS_ERRTAG_BTREE_CHECK_LBLOCK,
-                       XFS_RANDOM_BTREE_CHECK_LBLOCK))) {
+                       XFS_ERRTAG_BTREE_CHECK_LBLOCK))) {
                if (bp)
                        trace_xfs_btree_corrupt(bp, _RET_IP_);
                XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
                block->bb_u.s.bb_rightsib;
 
        if (unlikely(XFS_TEST_ERROR(!sblock_ok, mp,
-                       XFS_ERRTAG_BTREE_CHECK_SBLOCK,
-                       XFS_RANDOM_BTREE_CHECK_SBLOCK))) {
+                       XFS_ERRTAG_BTREE_CHECK_SBLOCK))) {
                if (bp)
                        trace_xfs_btree_corrupt(bp, _RET_IP_);
                XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
 
                agblkno != 0 &&
                ioff < (1 << mp->m_sb.sb_inopblog) &&
                XFS_AGINO_TO_INO(mp, agno, agino) == ino;
-       if (unlikely(XFS_TEST_ERROR(!ino_ok, mp, XFS_ERRTAG_DIR_INO_VALIDATE,
-                       XFS_RANDOM_DIR_INO_VALIDATE))) {
+       if (unlikely(XFS_TEST_ERROR(!ino_ok, mp, XFS_ERRTAG_DIR_INO_VALIDATE))) {
                xfs_warn(mp, "Invalid inode number 0x%Lx",
                                (unsigned long long) ino);
                XFS_ERROR_REPORT("xfs_dir_ino_validate", XFS_ERRLEVEL_LOW, mp);
 
            !xfs_buf_verify_cksum(bp, XFS_AGI_CRC_OFF))
                xfs_buf_ioerror(bp, -EFSBADCRC);
        else if (XFS_TEST_ERROR(!xfs_agi_verify(bp), mp,
-                               XFS_ERRTAG_IALLOC_READ_AGI,
-                               XFS_RANDOM_IALLOC_READ_AGI))
+                               XFS_ERRTAG_IALLOC_READ_AGI))
                xfs_buf_ioerror(bp, -EFSCORRUPTED);
 
        if (bp->b_error)
 
                di_ok = dip->di_magic == cpu_to_be16(XFS_DINODE_MAGIC) &&
                        xfs_dinode_good_version(mp, dip->di_version);
                if (unlikely(XFS_TEST_ERROR(!di_ok, mp,
-                                               XFS_ERRTAG_ITOBP_INOTOBP,
-                                               XFS_RANDOM_ITOBP_INOTOBP))) {
+                                               XFS_ERRTAG_ITOBP_INOTOBP))) {
                        if (readahead) {
                                bp->b_flags &= ~XBF_DONE;
                                xfs_buf_ioerror(bp, -EIO);
 
         */
        if (cur->bc_private.a.priv.refc.nr_ops > 2 &&
            XFS_TEST_ERROR(false, cur->bc_mp,
-                       XFS_ERRTAG_REFCOUNT_CONTINUE_UPDATE,
-                       XFS_RANDOM_REFCOUNT_CONTINUE_UPDATE))
+                       XFS_ERRTAG_REFCOUNT_CONTINUE_UPDATE))
                return false;
 
        if (cur->bc_private.a.priv.refc.nr_ops == 0)
                        blockcount);
 
        if (XFS_TEST_ERROR(false, mp,
-                       XFS_ERRTAG_REFCOUNT_FINISH_ONE,
-                       XFS_RANDOM_REFCOUNT_FINISH_ONE))
+                       XFS_ERRTAG_REFCOUNT_FINISH_ONE))
                return -EIO;
 
        /*
 
                        startoff, blockcount, state);
 
        if (XFS_TEST_ERROR(false, mp,
-                       XFS_ERRTAG_RMAP_FINISH_ONE,
-                       XFS_RANDOM_RMAP_FINISH_ONE))
+                       XFS_ERRTAG_RMAP_FINISH_ONE))
                return -EIO;
 
        /*
 
 extern void xfs_errortag_del(struct xfs_mount *mp);
 extern bool xfs_errortag_test(struct xfs_mount *mp, const char *expression,
                const char *file, int line, unsigned int error_tag);
-#define XFS_TEST_ERROR(expr, mp, tag, rf)              \
+#define XFS_TEST_ERROR(expr, mp, tag)          \
        ((expr) || xfs_errortag_test((mp), #expr, __FILE__, __LINE__, (tag)))
 
 extern int xfs_errortag_get(struct xfs_mount *mp, unsigned int error_tag);
 #else
 #define xfs_errortag_init(mp)                  (0)
 #define xfs_errortag_del(mp)
-#define XFS_TEST_ERROR(expr, mp, tag, rf)      (expr)
+#define XFS_TEST_ERROR(expr, mp, tag)          (expr)
 #define xfs_errortag_set(mp, tag, val)         (ENOSYS)
 #define xfs_errortag_add(mp, tag)              (ENOSYS)
 #define xfs_errortag_clearall(mp)              (ENOSYS)
 
        dip = xfs_buf_offset(bp, ip->i_imap.im_boffset);
 
        if (XFS_TEST_ERROR(dip->di_magic != cpu_to_be16(XFS_DINODE_MAGIC),
-                              mp, XFS_ERRTAG_IFLUSH_1, XFS_RANDOM_IFLUSH_1)) {
+                              mp, XFS_ERRTAG_IFLUSH_1)) {
                xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
                        "%s: Bad inode %Lu magic number 0x%x, ptr 0x%p",
                        __func__, ip->i_ino, be16_to_cpu(dip->di_magic), dip);
                if (XFS_TEST_ERROR(
                    (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS) &&
                    (ip->i_d.di_format != XFS_DINODE_FMT_BTREE),
-                   mp, XFS_ERRTAG_IFLUSH_3, XFS_RANDOM_IFLUSH_3)) {
+                   mp, XFS_ERRTAG_IFLUSH_3)) {
                        xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
                                "%s: Bad regular inode %Lu, ptr 0x%p",
                                __func__, ip->i_ino, ip);
                    (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS) &&
                    (ip->i_d.di_format != XFS_DINODE_FMT_BTREE) &&
                    (ip->i_d.di_format != XFS_DINODE_FMT_LOCAL),
-                   mp, XFS_ERRTAG_IFLUSH_4, XFS_RANDOM_IFLUSH_4)) {
+                   mp, XFS_ERRTAG_IFLUSH_4)) {
                        xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
                                "%s: Bad directory inode %Lu, ptr 0x%p",
                                __func__, ip->i_ino, ip);
                }
        }
        if (XFS_TEST_ERROR(ip->i_d.di_nextents + ip->i_d.di_anextents >
-                               ip->i_d.di_nblocks, mp, XFS_ERRTAG_IFLUSH_5,
-                               XFS_RANDOM_IFLUSH_5)) {
+                               ip->i_d.di_nblocks, mp, XFS_ERRTAG_IFLUSH_5)) {
                xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
                        "%s: detected corrupt incore inode %Lu, "
                        "total extents = %d, nblocks = %Ld, ptr 0x%p",
                goto corrupt_out;
        }
        if (XFS_TEST_ERROR(ip->i_d.di_forkoff > mp->m_sb.sb_inodesize,
-                               mp, XFS_ERRTAG_IFLUSH_6, XFS_RANDOM_IFLUSH_6)) {
+                               mp, XFS_ERRTAG_IFLUSH_6)) {
                xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
                        "%s: bad inode %Lu, forkoff 0x%x, ptr 0x%p",
                        __func__, ip->i_ino, ip->i_d.di_forkoff, ip);
 
        if (unlikely(XFS_TEST_ERROR(
            (XFS_IFORK_FORMAT(ip, XFS_DATA_FORK) != XFS_DINODE_FMT_EXTENTS &&
             XFS_IFORK_FORMAT(ip, XFS_DATA_FORK) != XFS_DINODE_FMT_BTREE),
-            mp, XFS_ERRTAG_BMAPIFORMAT, XFS_RANDOM_BMAPIFORMAT))) {
+            mp, XFS_ERRTAG_BMAPIFORMAT))) {
                XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
                error = -EFSCORRUPTED;
                goto out_unlock;
 
         * IOABORT state. The IOABORT state is only set in DEBUG mode to inject
         * CRC errors into log recovery.
         */
-       if (XFS_TEST_ERROR(bp->b_error, l->l_mp, XFS_ERRTAG_IODONE_IOERR,
-                          XFS_RANDOM_IODONE_IOERR) ||
+       if (XFS_TEST_ERROR(bp->b_error, l->l_mp, XFS_ERRTAG_IODONE_IOERR) ||
            iclog->ic_state & XLOG_STATE_IOABORT) {
                if (iclog->ic_state & XLOG_STATE_IOABORT)
                        iclog->ic_state &= ~XLOG_STATE_IOABORT;