Add a field 'version' to vinum_conf.  This field is a constant which gets incremented every time the kernel-userland interface changes. This enables vinum(8) to check for the correct kernel version and to produce a useful message if it doesn't match.
Add a field 'version' to vinum_conf.  This field is a constant which
gets incremented every time the kernel-userland interface changes.
This enables vinum(8) to check for the correct kernel version and to
produce a useful message if it doesn't match.

Requested by:	Too many to count.

Move the definitions of struct drive, sd, plex and volume to
vinumobj.h.

Add a new debug flag, DEBUG_LOCKREQS, which logs only lock requests.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase