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-rwxr-xr-xtools/testing/selftests/vm/test_vmalloc.sh21
1 files changed, 11 insertions, 10 deletions
diff --git a/tools/testing/selftests/vm/test_vmalloc.sh b/tools/testing/selftests/vm/test_vmalloc.sh
index 06d2bb109f06..d73b846736f1 100755
--- a/tools/testing/selftests/vm/test_vmalloc.sh
+++ b/tools/testing/selftests/vm/test_vmalloc.sh
@@ -11,6 +11,7 @@
TEST_NAME="vmalloc"
DRIVER="test_${TEST_NAME}"
+NUM_CPUS=`grep -c ^processor /proc/cpuinfo`
# 1 if fails
exitcode=1
@@ -22,9 +23,9 @@ ksft_skip=4
# Static templates for performance, stressing and smoke tests.
# Also it is possible to pass any supported parameters manualy.
#
-PERF_PARAM="single_cpu_test=1 sequential_test_order=1 test_repeat_count=3"
-SMOKE_PARAM="single_cpu_test=1 test_loop_count=10000 test_repeat_count=10"
-STRESS_PARAM="test_repeat_count=20"
+PERF_PARAM="sequential_test_order=1 test_repeat_count=3"
+SMOKE_PARAM="test_loop_count=10000 test_repeat_count=10"
+STRESS_PARAM="nr_threads=$NUM_CPUS test_repeat_count=20"
check_test_requirements()
{
@@ -58,8 +59,8 @@ run_perfformance_check()
run_stability_check()
{
- echo "Run stability tests. In order to stress vmalloc subsystem we run"
- echo "all available test cases on all available CPUs simultaneously."
+ echo "Run stability tests. In order to stress vmalloc subsystem all"
+ echo "available test cases are run by NUM_CPUS workers simultaneously."
echo "It will take time, so be patient."
modprobe $DRIVER $STRESS_PARAM > /dev/null 2>&1
@@ -92,17 +93,17 @@ usage()
echo "# Shows help message"
echo "./${DRIVER}.sh"
echo
- echo "# Runs 1 test(id_1), repeats it 5 times on all online CPUs"
- echo "./${DRIVER}.sh run_test_mask=1 test_repeat_count=5"
+ echo "# Runs 1 test(id_1), repeats it 5 times by NUM_CPUS workers"
+ echo "./${DRIVER}.sh nr_threads=$NUM_CPUS run_test_mask=1 test_repeat_count=5"
echo
echo -n "# Runs 4 tests(id_1|id_2|id_4|id_16) on one CPU with "
echo "sequential order"
- echo -n "./${DRIVER}.sh single_cpu_test=1 sequential_test_order=1 "
+ echo -n "./${DRIVER}.sh sequential_test_order=1 "
echo "run_test_mask=23"
echo
- echo -n "# Runs all tests on all online CPUs, shuffled order, repeats "
+ echo -n "# Runs all tests by NUM_CPUS workers, shuffled order, repeats "
echo "20 times"
- echo "./${DRIVER}.sh test_repeat_count=20"
+ echo "./${DRIVER}.sh nr_threads=$NUM_CPUS test_repeat_count=20"
echo
echo "# Performance analysis"
echo "./${DRIVER}.sh performance"