Get rid of WITH_DPDK_DIR and SPDK_RUN_INSTALLED_DPDK,
introduce SPDK_RUN_EXTERNAL_DPDK which can point to
a DPDK dir. It's an empty string by default.
Change-Id: Iff2b3773a4614db07f4196165087a79472e02b9a
Signed-off-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/867
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
49473bdc81