diff options
Diffstat (limited to 'tools/testing/selftests/ublk/test_generic_03.sh')
| -rwxr-xr-x | tools/testing/selftests/ublk/test_generic_03.sh | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/testing/selftests/ublk/test_generic_03.sh b/tools/testing/selftests/ublk/test_generic_03.sh new file mode 100755 index 000000000000..b551aa76cb0d --- /dev/null +++ b/tools/testing/selftests/ublk/test_generic_03.sh @@ -0,0 +1,28 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh + +TID="generic_03" +ERR_CODE=0 + +_prep_test "null" "check dma & segment limits for zero copy" + +dev_id=$(_add_ublk_dev -t null -z) +_check_add_dev $TID $? + +sysfs_path=/sys/block/ublkb"${dev_id}" +dma_align=$(cat "$sysfs_path"/queue/dma_alignment) +max_segments=$(cat "$sysfs_path"/queue/max_segments) +max_segment_size=$(cat "$sysfs_path"/queue/max_segment_size) +if [ "$dma_align" != "4095" ]; then + ERR_CODE=255 +fi +if [ "$max_segments" != "32" ]; then + ERR_CODE=255 +fi +if [ "$max_segment_size" != "32768" ]; then + ERR_CODE=255 +fi +_cleanup_test "null" +_show_result $TID $ERR_CODE |