5704 libzfs can only handle 255 filedescriptors

          --- old/usr/src/test/zfs-tests/tests/functional/Makefile
          +++ new/usr/src/test/zfs-tests/tests/functional/Makefile

   1    1  #
   2    2  #
   3    3  # This file and its contents are supplied under the terms of the
   4    4  # Common Development and Distribution License ("CDDL"), version 1.0.
   5    5  # You may only use this file in accordance with the terms of version
   6    6  # 1.0 of the CDDL.
   7    7  #
   8    8  # A full copy of the text of the CDDL should have accompanied this
   9    9  # source.  A copy of the CDDL is also available via the Internet at
  10   10  # http://www.illumos.org/license/CDDL.
  11   11  #
  12   12  
  13   13  #
  14   14  # Copyright (c) 2013 by Delphix. All rights reserved.
  15   15  #
  16   16  
  17   17  .PARALLEL: $(SUBDIRS)
  18   18  
  19   19  SUBDIRS = acl \
  20   20          atime \
  21   21          bootfs \
  22   22          cache \
  23   23          cachefile \
  24   24          clean_mirror \
  25   25          cli_root \
  26   26          cli_user \
  27   27          compression \
  28   28          ctime \
  29   29          delegate \
  30   30          devices \

  31   31          exec \
  32   32          features \
  33   33          grow_pool \
  34   34          grow_replicas \
  35   35          history \
  36   36          inheritance \
  37   37          interop \
  38   38          inuse \
  39   39          large_files \
  40   40          largest_pool \
       41 +        libzfs \
  41   42          link_count \
  42   43          mdb \
  43   44          migration \
  44   45          mmap \
  45   46          mount \
  46   47          mv_files \
  47   48          nestedfs \
  48   49          no_space \
  49   50          nopwrite \
  50   51          online_offline \

  51   52          pool_names \
  52   53          poolversion \
  53   54          privilege \
  54   55          quota \
  55   56          redundancy \
  56   57          refquota \
  57   58          refreserv \
  58   59          rename_dirs \
  59   60          replacement \
  60   61          reservation \
  61   62          rootpool \
  62   63          rsend \
  63   64          scrub_mirror \
  64   65          slog \
  65   66          snapshot \
  66   67          snapused \
  67   68          sparse \
  68   69          threadsappend \
  69   70          truncate \
  70   71          userquota \
  71   72          utils_test \
  72   73          write_dirs \
  73   74          xattr \
  74   75          zvol
  75   76  
  76   77  
  77   78  include $(SRC)/test/Makefile.com

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