3740 Poor ZFS send / receive performance due to snapshot hold / release processing
Submitted by: Steven Hartland <steven.hartland@multiplay.co.uk>

*** 5162,5173 ****
                  if (zhp == NULL) {
                          ++errors;
                          continue;
                  }
                  if (holding) {
!                         if (zfs_hold(zhp, delim+1, tag, recursive,
!                             B_FALSE, -1) != 0)
                                  ++errors;
                  } else {
                          if (zfs_release(zhp, delim+1, tag, recursive) != 0)
                                  ++errors;
                  }
--- 5162,5172 ----
                  if (zhp == NULL) {
                          ++errors;
                          continue;
                  }
                  if (holding) {
!                         if (zfs_hold(zhp, delim+1, tag, recursive, -1) != 0)
                                  ++errors;
                  } else {
                          if (zfs_release(zhp, delim+1, tag, recursive) != 0)
                                  ++errors;
                  }