device-mapper-dmsetup-deps-export.patch

   1 ---
   2  tools/dmsetup.c |   23 +++++++++++++++++++++++
   3  1 file changed, 23 insertions(+)
   4
   5 Index: LVM2.2.02.98/tools/dmsetup.c
   6 ===================================================================
   7 --- LVM2.2.02.98.orig/tools/dmsetup.c
   8 +++ LVM2.2.02.98/tools/dmsetup.c
   9 @@ -1717,10 +1717,11 @@ static int _export(CMD_ARGS)
  10         char *target_type = NULL;
  11         char *params;
  12         const char *name = NULL;
  13         const char *uuid = NULL;
  14         struct dm_info info;
  15 +       struct dm_deps *deps;
  16
  17         if (names)
  18                 name = names->name;
  19         else if (argc == 2)
  20                 name = argv[1];
  21 @@ -1786,10 +1787,32 @@ static int _export(CMD_ARGS)
  22                                 printf(",%s", target_type);
  23                 }
  24                 printf("\n");
  25         }
  26
  27 +       dm_task_destroy(dmt);
  28 +
  29 +       if (!(dmt = dm_task_create(DM_DEVICE_DEPS)))
  30 +               goto out;
  31 +
  32 +       name = NULL;
  33 +       if (names)
  34 +               name = names->name;
  35 +       else if (argc == 2)
  36 +               name = argv[1];
  37 +
  38 +       if (!_set_task_device(dmt, name, 0))
  39 +               goto out;
  40 +
  41 +       if (!dm_task_run(dmt))
  42 +               goto out;
  43 +
  44 +       if (!(deps = dm_task_get_deps(dmt)))
  45 +               goto out;
  46 +
  47 +       printf("DM_DEPS=%d\n", deps->count);
  48 +
  49         r = 1;
  50        out:
  51         if (dmt)
  52                 dm_task_destroy(dmt);
  53         return r;