Contributors: 3
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Andi Kleen |
255 |
99.22% |
1 |
33.33% |
| Jiri Olsa |
1 |
0.39% |
1 |
33.33% |
| Arnaldo Carvalho de Melo |
1 |
0.39% |
1 |
33.33% |
| Total |
257 |
|
3 |
|
// SPDX-License-Identifier: GPL-2.0
#include "util/mem-events.h"
#include "util/symbol.h"
#include "linux/perf_event.h"
#include "util/debug.h"
#include "tests.h"
#include <string.h>
static int check(union perf_mem_data_src data_src,
const char *string)
{
char out[100];
char failure[100];
struct mem_info mi = { .data_src = data_src };
int n;
n = perf_mem__snp_scnprintf(out, sizeof out, &mi);
n += perf_mem__lvl_scnprintf(out + n, sizeof out - n, &mi);
scnprintf(failure, sizeof failure, "unexpected %s", out);
TEST_ASSERT_VAL(failure, !strcmp(string, out));
return 0;
}
int test__mem(struct test *text __maybe_unused, int subtest __maybe_unused)
{
int ret = 0;
union perf_mem_data_src src;
memset(&src, 0, sizeof(src));
src.mem_lvl = PERF_MEM_LVL_HIT;
src.mem_lvl_num = 4;
ret |= check(src, "N/AL4 hit");
src.mem_remote = 1;
ret |= check(src, "N/ARemote L4 hit");
src.mem_lvl = PERF_MEM_LVL_MISS;
src.mem_lvl_num = PERF_MEM_LVLNUM_PMEM;
src.mem_remote = 0;
ret |= check(src, "N/APMEM miss");
src.mem_remote = 1;
ret |= check(src, "N/ARemote PMEM miss");
src.mem_snoopx = PERF_MEM_SNOOPX_FWD;
src.mem_lvl_num = PERF_MEM_LVLNUM_RAM;
ret |= check(src , "FwdRemote RAM miss");
return ret;
}