tests: Skip block devices marked as hidden

These devices don't come with their major:minor dev, hence they won't
pop up under /dev, i.e. are not really usable.

Change-Id: I49b39ccbedcdd1bfe37964819e15b769af22cab6
Signed-off-by: Michal Berger <michal.berger@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/17774
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <smatsumoto@nvidia.com>

scripts/setup.sh

@@ -195,13 +195,19 @@ function linux_hugetlbfs_mounts() {
 
 function get_block_dev_from_bdf() {
 	local bdf=$1
-	local block
+	local block blocks=() ctrl
 
 	for block in /sys/block/*; do
-		if [[ $(readlink -f "$block/device") == *"/$bdf/"* ]]; then
-			echo "${block##*/}"
+		if [[ $block == *nvme* ]]; then
+			ctrl=${block##*/} ctrl=${ctrl%n*}
+			if [[ -e /sys/class/nvme/$ctrl && $(< "/sys/class/nvme/$ctrl/address") == "$bdf" ]]; then
+				blocks+=("${block##*/}")
+			fi
+		elif [[ $(readlink -f "$block/device") == *"/$bdf/"* ]]; then
+			blocks+=("${block##*/}")
 		fi
 	done
+	printf '%s\n' "${blocks[@]}"
 }
 
 function get_used_bdf_block_devs() {

test/setup/devices.sh

@@ -8,6 +8,7 @@ rootdir=$(readlink -f "$testdir/../../")
 source "$testdir/common.sh"
 
 shopt -s nullglob
+shopt -s extglob
 
 cleanup() {
 	cleanup_nvme
@@ -195,9 +196,9 @@ declare -a blocks=()
 declare -A blocks_to_pci=()
 min_disk_size=$((1024 ** 3 * 3)) # 3GB
 
-for block in "/sys/block/nvme"*; do
-	pci=$(readlink -f "$block/device/device")
-	pci=${pci##*/}
+for block in "/sys/block/nvme"!(*c*); do
+	ctrl=${block##*/} ctrl=${ctrl%n*}
+	pci=$(< "/sys/class/nvme/$ctrl/address")
 	[[ ${zoned_devs[*]} == *"$pci"* ]] && continue
 	if ! block_in_use "${block##*/}" && (($(sec_size_to_bytes "${block##*/}") >= min_disk_size)); then
 		blocks+=("${block##*/}")