linux-4.9.patch

   1 --- lin_tape-3.0.18/lin_tape_scsi_tape.c~       2017-02-23 19:14:41.000000000 +0100
   2 +++ lin_tape-3.0.18/lin_tape_scsi_tape.c        2017-05-09 21:28:19.916320963 +0200
   3 @@ -11838,7 +11838,10 @@
   4
   5         down_read(&current->mm->mmap_sem);
   6
   7 -#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,6,0)
   8 +#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,9,0)
   9 +       mapped_pages = get_user_pages((ulong)user_location, number_pages,
  10 +                                             rw ? FOLL_WRITE : 0, pages, NULL);
  11 +#elif LINUX_VERSION_CODE >= KERNEL_VERSION(4,6,0)
  12         mapped_pages = get_user_pages((ulong)user_location, number_pages,
  13                                               rw, 0, pages, NULL);
  14  #else
  15 --- lin_tape-3.0.18/stmp.c~     2017-05-09 21:25:12.000000000 +0200
  16 +++ lin_tape-3.0.18/stmp.c      2017-05-09 21:29:19.121101188 +0200
  17 @@ -5205,7 +5205,14 @@
  18         if ((pages = kmalloc(max_pages * sizeof(*pages), GFP_KERNEL)) == NULL)
  19                 return -ENOMEM;
  20
  21 -#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,21)
  22 +#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,9,0)
  23 +       res = get_user_pages_unlocked(
  24 +               uaddr,
  25 +               nr_pages,
  26 +               rw == READ ? FOLL_WRITE : 0,
  27 +               pages,
  28 +               NULL);
  29 +#elif LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,21)
  30      /* Try to fault in all of the necessary pages */
  31      /* rw==READ means read from drive, write into memory area */
  32         res = get_user_pages_unlocked(