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-rw-r--r--powerpc/pmu/per_event_excludes.c114
1 files changed, 0 insertions, 114 deletions
diff --git a/powerpc/pmu/per_event_excludes.c b/powerpc/pmu/per_event_excludes.c
deleted file mode 100644
index fddbbc9..0000000
--- a/powerpc/pmu/per_event_excludes.c
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Copyright 2014, Michael Ellerman, IBM Corp.
- * Licensed under GPLv2.
- */
-
-#define _GNU_SOURCE
-
-#include <elf.h>
-#include <limits.h>
-#include <stdio.h>
-#include <stdbool.h>
-#include <string.h>
-#include <sys/prctl.h>
-
-#include "event.h"
-#include "lib.h"
-#include "utils.h"
-
-/*
- * Test that per-event excludes work.
- */
-
-static int per_event_excludes(void)
-{
- struct event *e, events[4];
- char *platform;
- int i;
-
- platform = (char *)get_auxv_entry(AT_BASE_PLATFORM);
- FAIL_IF(!platform);
- SKIP_IF(strcmp(platform, "power8") != 0);
-
- /*
- * We need to create the events disabled, otherwise the running/enabled
- * counts don't match up.
- */
- e = &events[0];
- event_init_opts(e, PERF_COUNT_HW_INSTRUCTIONS,
- PERF_TYPE_HARDWARE, "instructions");
- e->attr.disabled = 1;
-
- e = &events[1];
- event_init_opts(e, PERF_COUNT_HW_INSTRUCTIONS,
- PERF_TYPE_HARDWARE, "instructions(k)");
- e->attr.disabled = 1;
- e->attr.exclude_user = 1;
- e->attr.exclude_hv = 1;
-
- e = &events[2];
- event_init_opts(e, PERF_COUNT_HW_INSTRUCTIONS,
- PERF_TYPE_HARDWARE, "instructions(h)");
- e->attr.disabled = 1;
- e->attr.exclude_user = 1;
- e->attr.exclude_kernel = 1;
-
- e = &events[3];
- event_init_opts(e, PERF_COUNT_HW_INSTRUCTIONS,
- PERF_TYPE_HARDWARE, "instructions(u)");
- e->attr.disabled = 1;
- e->attr.exclude_hv = 1;
- e->attr.exclude_kernel = 1;
-
- FAIL_IF(event_open(&events[0]));
-
- /*
- * The open here will fail if we don't have per event exclude support,
- * because the second event has an incompatible set of exclude settings
- * and we're asking for the events to be in a group.
- */
- for (i = 1; i < 4; i++)
- FAIL_IF(event_open_with_group(&events[i], events[0].fd));
-
- /*
- * Even though the above will fail without per-event excludes we keep
- * testing in order to be thorough.
- */
- prctl(PR_TASK_PERF_EVENTS_ENABLE);
-
- /* Spin for a while */
- for (i = 0; i < INT_MAX; i++)
- asm volatile("" : : : "memory");
-
- prctl(PR_TASK_PERF_EVENTS_DISABLE);
-
- for (i = 0; i < 4; i++) {
- FAIL_IF(event_read(&events[i]));
- event_report(&events[i]);
- }
-
- /*
- * We should see that all events have enabled == running. That
- * shows that they were all on the PMU at once.
- */
- for (i = 0; i < 4; i++)
- FAIL_IF(events[i].result.running != events[i].result.enabled);
-
- /*
- * We can also check that the result for instructions is >= all the
- * other counts. That's because it is counting all instructions while
- * the others are counting a subset.
- */
- for (i = 1; i < 4; i++)
- FAIL_IF(events[0].result.value < events[i].result.value);
-
- for (i = 0; i < 4; i++)
- event_close(&events[i]);
-
- return 0;
-}
-
-int main(void)
-{
- return test_harness(per_event_excludes, "per_event_excludes");
-}