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authorLinus Torvalds <torvalds@linux-foundation.org>2023-11-01 17:08:10 -1000
committerLinus Torvalds <torvalds@linux-foundation.org>2023-11-01 17:08:10 -1000
commit7dc0e9c7dda66bd91eeada00d90033e3eb647fc3 (patch)
tree0bd96ea4b9cfd1dc0cae5c6cc73943d43e341dea /tools/testing/selftests/resctrl/cache.c
parent5eda8f25377f3d6de697eaa1d9801b9781d09dbc (diff)
parent5247e6dbed0041147a83137f89cd45043301de5c (diff)
Merge tag 'linux_kselftest-next-6.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest
Pull kselftest updates from Shuah Khan: - kbuild kselftest-merge target fixes - fixes to several tests - resctrl test fixes and enhancements - ksft_perror() helper and reporting improvements - printf attribute to kselftest prints to improve reporting - documentation and clang build warning fixes The bulk of the patches are for resctrl fixes and enhancements. * tag 'linux_kselftest-next-6.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: (51 commits) selftests/resctrl: Fix MBM test failure when MBA unavailable selftests/clone3: Report descriptive test names selftests:modify the incorrect print format selftests/efivarfs: create-read: fix a resource leak selftests/ftrace: Add riscv support for kprobe arg tests selftests/ftrace: add loongarch support for kprobe args char tests selftests/amd-pstate: Added option to provide perf binary path selftests/amd-pstate: Fix broken paths to run workloads in amd-pstate-ut selftests/resctrl: Move run_benchmark() to a more fitting file selftests/resctrl: Fix schemata write error check selftests/resctrl: Reduce failures due to outliers in MBA/MBM tests selftests/resctrl: Fix feature checks selftests/resctrl: Refactor feature check to use resource and feature name selftests/resctrl: Move _GNU_SOURCE define into Makefile selftests/resctrl: Remove duplicate feature check from CMT test selftests/resctrl: Extend signal handler coverage to unmount on receiving signal selftests/resctrl: Fix uninitialized .sa_flags selftests/resctrl: Cleanup benchmark argument parsing selftests/resctrl: Remove ben_count variable selftests/resctrl: Make benchmark command const and build it with pointers ...
Diffstat (limited to 'tools/testing/selftests/resctrl/cache.c')
-rw-r--r--tools/testing/selftests/resctrl/cache.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/tools/testing/selftests/resctrl/cache.c b/tools/testing/selftests/resctrl/cache.c
index d3cbb829ff6a..bcbca356d56a 100644
--- a/tools/testing/selftests/resctrl/cache.c
+++ b/tools/testing/selftests/resctrl/cache.c
@@ -205,10 +205,11 @@ int measure_cache_vals(struct resctrl_val_param *param, int bm_pid)
* cache_val: execute benchmark and measure LLC occupancy resctrl
* and perf cache miss for the benchmark
* @param: parameters passed to cache_val()
+ * @span: buffer size for the benchmark
*
* Return: 0 on success. non-zero on failure.
*/
-int cat_val(struct resctrl_val_param *param)
+int cat_val(struct resctrl_val_param *param, size_t span)
{
int memflush = 1, operation = 0, ret = 0;
char *resctrl_val = param->resctrl_val;
@@ -245,7 +246,7 @@ int cat_val(struct resctrl_val_param *param)
if (ret)
break;
- if (run_fill_buf(param->span, memflush, operation, true)) {
+ if (run_fill_buf(span, memflush, operation, true)) {
fprintf(stderr, "Error-running fill buffer\n");
ret = -1;
goto pe_close;
@@ -294,7 +295,7 @@ int show_cache_info(unsigned long sum_llc_val, int no_of_bits,
ret = platform && abs((int)diff_percent) > max_diff_percent &&
(cmt ? (abs(avg_diff) > max_diff) : true);
- ksft_print_msg("%s Check cache miss rate within %d%%\n",
+ ksft_print_msg("%s Check cache miss rate within %lu%%\n",
ret ? "Fail:" : "Pass:", max_diff_percent);
ksft_print_msg("Percent diff=%d\n", abs((int)diff_percent));