mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 10:49:33 +00:00
perf tests: Move pmu tests into separate object
Separating pmu's object tests into pmu object under tests directory. Signed-off-by: Jiri Olsa <jolsa@redhat.com> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1352508412-16914-11-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
parent
dc447eed59
commit
cff7f956ec
6 changed files with 191 additions and 185 deletions
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@ -440,6 +440,7 @@ LIB_OBJS += $(OUTPUT)tests/perf-record.o
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LIB_OBJS += $(OUTPUT)tests/rdpmc.o
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LIB_OBJS += $(OUTPUT)tests/rdpmc.o
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LIB_OBJS += $(OUTPUT)tests/evsel-roundtrip-name.o
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LIB_OBJS += $(OUTPUT)tests/evsel-roundtrip-name.o
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LIB_OBJS += $(OUTPUT)tests/evsel-tp-sched.o
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LIB_OBJS += $(OUTPUT)tests/evsel-tp-sched.o
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LIB_OBJS += $(OUTPUT)tests/pmu.o
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LIB_OBJS += $(OUTPUT)tests/util.o
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LIB_OBJS += $(OUTPUT)tests/util.o
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BUILTIN_OBJS += $(OUTPUT)builtin-annotate.o
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BUILTIN_OBJS += $(OUTPUT)builtin-annotate.o
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@ -30,11 +30,6 @@
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#include <sched.h>
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#include <sched.h>
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static int test__perf_pmu(void)
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{
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return perf_pmu__test();
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}
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static struct test {
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static struct test {
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const char *desc;
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const char *desc;
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int (*func)(void);
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int (*func)(void);
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@ -71,7 +66,7 @@ static struct test {
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},
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},
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{
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{
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.desc = "Test perf pmu format parsing",
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.desc = "Test perf pmu format parsing",
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.func = test__perf_pmu,
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.func = test__pmu,
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},
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},
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{
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{
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.desc = "Test dso data interface",
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.desc = "Test dso data interface",
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178
tools/perf/tests/pmu.c
Normal file
178
tools/perf/tests/pmu.c
Normal file
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@ -0,0 +1,178 @@
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#include "parse-events.h"
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#include "pmu.h"
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#include "util.h"
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#include "tests.h"
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/* Simulated format definitions. */
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static struct test_format {
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const char *name;
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const char *value;
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} test_formats[] = {
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{ "krava01", "config:0-1,62-63\n", },
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{ "krava02", "config:10-17\n", },
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{ "krava03", "config:5\n", },
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{ "krava11", "config1:0,2,4,6,8,20-28\n", },
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{ "krava12", "config1:63\n", },
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{ "krava13", "config1:45-47\n", },
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{ "krava21", "config2:0-3,10-13,20-23,30-33,40-43,50-53,60-63\n", },
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{ "krava22", "config2:8,18,48,58\n", },
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{ "krava23", "config2:28-29,38\n", },
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};
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#define TEST_FORMATS_CNT (sizeof(test_formats) / sizeof(struct test_format))
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/* Simulated users input. */
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static struct parse_events__term test_terms[] = {
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{
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.config = (char *) "krava01",
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.val.num = 15,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava02",
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.val.num = 170,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava03",
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.val.num = 1,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava11",
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.val.num = 27,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava12",
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.val.num = 1,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava13",
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.val.num = 2,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava21",
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.val.num = 119,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava22",
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.val.num = 11,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava23",
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.val.num = 2,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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};
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#define TERMS_CNT (sizeof(test_terms) / sizeof(struct parse_events__term))
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/*
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* Prepare format directory data, exported by kernel
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* at /sys/bus/event_source/devices/<dev>/format.
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*/
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static char *test_format_dir_get(void)
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{
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static char dir[PATH_MAX];
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unsigned int i;
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snprintf(dir, PATH_MAX, "/tmp/perf-pmu-test-format-XXXXXX");
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if (!mkdtemp(dir))
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return NULL;
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for (i = 0; i < TEST_FORMATS_CNT; i++) {
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static char name[PATH_MAX];
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struct test_format *format = &test_formats[i];
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FILE *file;
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snprintf(name, PATH_MAX, "%s/%s", dir, format->name);
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file = fopen(name, "w");
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if (!file)
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return NULL;
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if (1 != fwrite(format->value, strlen(format->value), 1, file))
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break;
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fclose(file);
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}
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return dir;
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}
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/* Cleanup format directory. */
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static int test_format_dir_put(char *dir)
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{
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char buf[PATH_MAX];
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snprintf(buf, PATH_MAX, "rm -f %s/*\n", dir);
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if (system(buf))
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return -1;
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snprintf(buf, PATH_MAX, "rmdir %s\n", dir);
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return system(buf);
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}
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static struct list_head *test_terms_list(void)
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{
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static LIST_HEAD(terms);
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unsigned int i;
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for (i = 0; i < TERMS_CNT; i++)
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list_add_tail(&test_terms[i].list, &terms);
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return &terms;
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}
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#undef TERMS_CNT
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int test__pmu(void)
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{
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char *format = test_format_dir_get();
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LIST_HEAD(formats);
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struct list_head *terms = test_terms_list();
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int ret;
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if (!format)
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return -EINVAL;
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do {
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struct perf_event_attr attr;
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memset(&attr, 0, sizeof(attr));
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ret = perf_pmu__format_parse(format, &formats);
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if (ret)
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break;
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ret = perf_pmu__config_terms(&formats, &attr, terms);
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if (ret)
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break;
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ret = -EINVAL;
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if (attr.config != 0xc00000000002a823)
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break;
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if (attr.config1 != 0x8000400000000145)
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break;
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if (attr.config2 != 0x0400000020041d07)
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break;
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ret = 0;
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} while (0);
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test_format_dir_put(format);
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return ret;
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}
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@ -11,6 +11,7 @@ int test__rdpmc(void);
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int test__perf_evsel__roundtrip_name_test(void);
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int test__perf_evsel__roundtrip_name_test(void);
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int test__perf_evsel__tp_sched_test(void);
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int test__perf_evsel__tp_sched_test(void);
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int test__syscall_open_tp_fields(void);
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int test__syscall_open_tp_fields(void);
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int test__pmu(void);
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/* Util */
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/* Util */
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int trace_event__id(const char *evname);
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int trace_event__id(const char *evname);
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@ -22,7 +22,7 @@ static LIST_HEAD(pmus);
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* Parse & process all the sysfs attributes located under
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* Parse & process all the sysfs attributes located under
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* the directory specified in 'dir' parameter.
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* the directory specified in 'dir' parameter.
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*/
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*/
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static int pmu_format_parse(char *dir, struct list_head *head)
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int perf_pmu__format_parse(char *dir, struct list_head *head)
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{
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{
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struct dirent *evt_ent;
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struct dirent *evt_ent;
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DIR *format_dir;
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DIR *format_dir;
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@ -77,7 +77,7 @@ static int pmu_format(char *name, struct list_head *format)
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if (stat(path, &st) < 0)
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if (stat(path, &st) < 0)
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return 0; /* no error if format does not exist */
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return 0; /* no error if format does not exist */
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if (pmu_format_parse(path, format))
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if (perf_pmu__format_parse(path, format))
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return -1;
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return -1;
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return 0;
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return 0;
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@ -446,8 +446,9 @@ static int pmu_config_term(struct list_head *formats,
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return 0;
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return 0;
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}
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}
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static int pmu_config(struct list_head *formats, struct perf_event_attr *attr,
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int perf_pmu__config_terms(struct list_head *formats,
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struct list_head *head_terms)
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struct perf_event_attr *attr,
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struct list_head *head_terms)
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{
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{
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struct parse_events__term *term;
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struct parse_events__term *term;
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@ -467,7 +468,7 @@ int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
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struct list_head *head_terms)
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struct list_head *head_terms)
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{
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{
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attr->type = pmu->type;
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attr->type = pmu->type;
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return pmu_config(&pmu->format, attr, head_terms);
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return perf_pmu__config_terms(&pmu->format, attr, head_terms);
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}
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}
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static struct perf_pmu__alias *pmu_find_alias(struct perf_pmu *pmu,
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static struct perf_pmu__alias *pmu_find_alias(struct perf_pmu *pmu,
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@ -551,177 +552,3 @@ void perf_pmu__set_format(unsigned long *bits, long from, long to)
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for (b = from; b <= to; b++)
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for (b = from; b <= to; b++)
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set_bit(b, bits);
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set_bit(b, bits);
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}
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}
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/* Simulated format definitions. */
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static struct test_format {
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const char *name;
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const char *value;
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} test_formats[] = {
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{ "krava01", "config:0-1,62-63\n", },
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{ "krava02", "config:10-17\n", },
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{ "krava03", "config:5\n", },
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{ "krava11", "config1:0,2,4,6,8,20-28\n", },
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{ "krava12", "config1:63\n", },
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{ "krava13", "config1:45-47\n", },
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{ "krava21", "config2:0-3,10-13,20-23,30-33,40-43,50-53,60-63\n", },
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{ "krava22", "config2:8,18,48,58\n", },
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{ "krava23", "config2:28-29,38\n", },
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};
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#define TEST_FORMATS_CNT (sizeof(test_formats) / sizeof(struct test_format))
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/* Simulated users input. */
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static struct parse_events__term test_terms[] = {
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{
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.config = (char *) "krava01",
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.val.num = 15,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava02",
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.val.num = 170,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava03",
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.val.num = 1,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava11",
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.val.num = 27,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava12",
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.val.num = 1,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava13",
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.val.num = 2,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava21",
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.val.num = 119,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava22",
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.val.num = 11,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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{
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.config = (char *) "krava23",
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.val.num = 2,
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.type_val = PARSE_EVENTS__TERM_TYPE_NUM,
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.type_term = PARSE_EVENTS__TERM_TYPE_USER,
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},
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};
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#define TERMS_CNT (sizeof(test_terms) / sizeof(struct parse_events__term))
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/*
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* Prepare format directory data, exported by kernel
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* at /sys/bus/event_source/devices/<dev>/format.
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*/
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static char *test_format_dir_get(void)
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{
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static char dir[PATH_MAX];
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unsigned int i;
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|
|
||||||
snprintf(dir, PATH_MAX, "/tmp/perf-pmu-test-format-XXXXXX");
|
|
||||||
if (!mkdtemp(dir))
|
|
||||||
return NULL;
|
|
||||||
|
|
||||||
for (i = 0; i < TEST_FORMATS_CNT; i++) {
|
|
||||||
static char name[PATH_MAX];
|
|
||||||
struct test_format *format = &test_formats[i];
|
|
||||||
FILE *file;
|
|
||||||
|
|
||||||
snprintf(name, PATH_MAX, "%s/%s", dir, format->name);
|
|
||||||
|
|
||||||
file = fopen(name, "w");
|
|
||||||
if (!file)
|
|
||||||
return NULL;
|
|
||||||
|
|
||||||
if (1 != fwrite(format->value, strlen(format->value), 1, file))
|
|
||||||
break;
|
|
||||||
|
|
||||||
fclose(file);
|
|
||||||
}
|
|
||||||
|
|
||||||
return dir;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Cleanup format directory. */
|
|
||||||
static int test_format_dir_put(char *dir)
|
|
||||||
{
|
|
||||||
char buf[PATH_MAX];
|
|
||||||
snprintf(buf, PATH_MAX, "rm -f %s/*\n", dir);
|
|
||||||
if (system(buf))
|
|
||||||
return -1;
|
|
||||||
|
|
||||||
snprintf(buf, PATH_MAX, "rmdir %s\n", dir);
|
|
||||||
return system(buf);
|
|
||||||
}
|
|
||||||
|
|
||||||
static struct list_head *test_terms_list(void)
|
|
||||||
{
|
|
||||||
static LIST_HEAD(terms);
|
|
||||||
unsigned int i;
|
|
||||||
|
|
||||||
for (i = 0; i < TERMS_CNT; i++)
|
|
||||||
list_add_tail(&test_terms[i].list, &terms);
|
|
||||||
|
|
||||||
return &terms;
|
|
||||||
}
|
|
||||||
|
|
||||||
#undef TERMS_CNT
|
|
||||||
|
|
||||||
int perf_pmu__test(void)
|
|
||||||
{
|
|
||||||
char *format = test_format_dir_get();
|
|
||||||
LIST_HEAD(formats);
|
|
||||||
struct list_head *terms = test_terms_list();
|
|
||||||
int ret;
|
|
||||||
|
|
||||||
if (!format)
|
|
||||||
return -EINVAL;
|
|
||||||
|
|
||||||
do {
|
|
||||||
struct perf_event_attr attr;
|
|
||||||
|
|
||||||
memset(&attr, 0, sizeof(attr));
|
|
||||||
|
|
||||||
ret = pmu_format_parse(format, &formats);
|
|
||||||
if (ret)
|
|
||||||
break;
|
|
||||||
|
|
||||||
ret = pmu_config(&formats, &attr, terms);
|
|
||||||
if (ret)
|
|
||||||
break;
|
|
||||||
|
|
||||||
ret = -EINVAL;
|
|
||||||
|
|
||||||
if (attr.config != 0xc00000000002a823)
|
|
||||||
break;
|
|
||||||
if (attr.config1 != 0x8000400000000145)
|
|
||||||
break;
|
|
||||||
if (attr.config2 != 0x0400000020041d07)
|
|
||||||
break;
|
|
||||||
|
|
||||||
ret = 0;
|
|
||||||
} while (0);
|
|
||||||
|
|
||||||
test_format_dir_put(format);
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
|
@ -37,6 +37,9 @@ struct perf_pmu {
|
||||||
struct perf_pmu *perf_pmu__find(char *name);
|
struct perf_pmu *perf_pmu__find(char *name);
|
||||||
int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
|
int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
|
||||||
struct list_head *head_terms);
|
struct list_head *head_terms);
|
||||||
|
int perf_pmu__config_terms(struct list_head *formats,
|
||||||
|
struct perf_event_attr *attr,
|
||||||
|
struct list_head *head_terms);
|
||||||
int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms);
|
int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms);
|
||||||
struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
|
struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
|
||||||
struct list_head *head_terms);
|
struct list_head *head_terms);
|
||||||
|
@ -46,6 +49,7 @@ void perf_pmu_error(struct list_head *list, char *name, char const *msg);
|
||||||
int perf_pmu__new_format(struct list_head *list, char *name,
|
int perf_pmu__new_format(struct list_head *list, char *name,
|
||||||
int config, unsigned long *bits);
|
int config, unsigned long *bits);
|
||||||
void perf_pmu__set_format(unsigned long *bits, long from, long to);
|
void perf_pmu__set_format(unsigned long *bits, long from, long to);
|
||||||
|
int perf_pmu__format_parse(char *dir, struct list_head *head);
|
||||||
|
|
||||||
struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
|
struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue