93 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			93 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
// SPDX-License-Identifier: GPL-2.0
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#include <linux/err.h>
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#include <traceevent/event-parse.h>
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#include "evsel.h"
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#include "tests.h"
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#include "debug.h"
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static int evsel__test_field(struct evsel *evsel, const char *name, int size, bool should_be_signed)
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{
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	struct tep_format_field *field = evsel__field(evsel, name);
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	int is_signed;
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	int ret = 0;
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	if (field == NULL) {
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		pr_debug("%s: \"%s\" field not found!\n", evsel->name, name);
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		return -1;
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	}
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	is_signed = !!(field->flags & TEP_FIELD_IS_SIGNED);
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	if (should_be_signed && !is_signed) {
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		pr_debug("%s: \"%s\" signedness(%d) is wrong, should be %d\n",
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			 evsel->name, name, is_signed, should_be_signed);
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		ret = -1;
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	}
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	if (field->size != size) {
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		pr_debug("%s: \"%s\" size (%d) should be %d!\n",
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			 evsel->name, name, field->size, size);
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		ret = -1;
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	}
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	return ret;
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}
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static int test__perf_evsel__tp_sched_test(struct test_suite *test __maybe_unused,
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					   int subtest __maybe_unused)
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{
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	struct evsel *evsel = evsel__newtp("sched", "sched_switch");
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	int ret = 0;
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	if (IS_ERR(evsel)) {
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		pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
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		return -1;
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	}
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	if (evsel__test_field(evsel, "prev_comm", 16, false))
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		ret = -1;
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	if (evsel__test_field(evsel, "prev_pid", 4, true))
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		ret = -1;
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	if (evsel__test_field(evsel, "prev_prio", 4, true))
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		ret = -1;
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	if (evsel__test_field(evsel, "prev_state", sizeof(long), true))
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		ret = -1;
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	if (evsel__test_field(evsel, "next_comm", 16, false))
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		ret = -1;
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	if (evsel__test_field(evsel, "next_pid", 4, true))
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		ret = -1;
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	if (evsel__test_field(evsel, "next_prio", 4, true))
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		ret = -1;
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	evsel__delete(evsel);
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	evsel = evsel__newtp("sched", "sched_wakeup");
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	if (IS_ERR(evsel)) {
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		pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
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		return -1;
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	}
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	if (evsel__test_field(evsel, "comm", 16, false))
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		ret = -1;
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	if (evsel__test_field(evsel, "pid", 4, true))
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		ret = -1;
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	if (evsel__test_field(evsel, "prio", 4, true))
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		ret = -1;
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	if (evsel__test_field(evsel, "target_cpu", 4, true))
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		ret = -1;
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	evsel__delete(evsel);
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	return ret;
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}
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DEFINE_SUITE("Parse sched tracepoints fields", perf_evsel__tp_sched_test);
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