This allows us to avoid trying to map the same physical address to the
IOMMU in physical mode while still making sure that we don't
accidentally unmap that physical address before we are done referencing
it.
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/483133 (master)
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
(cherry picked from commit f4a63bb8b3)
Change-Id: I947408411538b921bdc5a89ce8d5e40fd826e971
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/483256
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Seth Howell <seth.howell@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
cc9c0e6922