Yann Droneaud [off-list ref] wrote:

At first I thought the first lines (see below) could have been useful
for userspace:

  #define CODA_PSDEV_MAJOR 67
  #define MAX_CODADEVS  5    /* how many do we allow */

Note that I was asking about include/linux/coda_psdev.h (the internal kernel
header), not include/uapi/linux/coda_psdev.h (the UAPI header).

David