Commit b44bbd24 authored by Michal Berger's avatar Michal Berger Committed by Tomasz Zawadzki
Browse files

scripts/setup: Use cached info about the iommu_groups 



Change-Id: Ia64c374aa16aed9c22c8ca1619deb674e951d4c6
Signed-off-by: default avatarMichal Berger <michal.berger@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/20957


Reviewed-by: default avatarKonrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: default avatarJim Harris <jim.harris@samsung.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
parent 3ac0a6ed

scripts/setup.sh

+3 −3
Original line number Diff line number Diff line
@@ -175,16 +175,16 @@ function linux_bind_driver() { 


	probe_driver "$bdf" "$driver_name"



	iommu_group=$(basename $(readlink -f /sys/bus/pci/devices/$bdf/iommu_group))

	local iommu_group=${pci_iommu_groups["$bdf"]}

	if [ -e "/dev/vfio/$iommu_group" ]; then

		if [ -n "$TARGET_USER" ]; then

			chown "$TARGET_USER" "/dev/vfio/$iommu_group"

		fi

	fi



	local iommug=("/sys/bus/pci/devices/$bdf/iommu_group/devices/"!($bdf))

	local iommug=("${!iommu_groups[iommu_group]}")

	local _bdf _driver

	if ((${#iommug[@]} > 0)) && [[ $driver_name == vfio* ]]; then

	if ((${#iommug[@]} > 1)) && [[ $driver_name == vfio* ]]; then

		pci_dev_echo "$bdf" "WARNING: detected multiple devices (${#iommug[@]}) under the same IOMMU group!"

		for _bdf in "${iommug[@]}"; do

			_driver=$(readlink -f "$_bdf/driver")