Add the ability to register RAID modules. Supported RAID levels are
determined based on the list of registered modules.
The module descriptor structure will hold the function pointers for
RAID-level specific operations.
Signed-off-by: Artur Paszkiewicz <artur.paszkiewicz@intel.com>
Change-Id: I7a579ac381f1764b427a48d1dc31260725217c4e
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/471080
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>