diff options
| author | Kan Liang <kan.liang@linux.intel.com> | 2024-01-23 21:50:35 +0300 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2024-01-25 01:05:11 +0300 |
| commit | 70f4b20d07df94916230b6783097358703c90113 (patch) | |
| tree | 955578ef9e03de2c79a6c127aa687e5e49ccca9f /tools/perf/builtin-mem.c | |
| parent | 8ea9dfb916618043a8daff8cf06ac66e8f0d0c7b (diff) | |
| download | linux-70f4b20d07df94916230b6783097358703c90113.tar.xz | |
perf mem: Clean up perf_mem_events__record_args()
The current code iterates all memory PMUs. It doesn't matter if the
system has only one memory PMU or multiple PMUs. The check of
perf_pmus__num_mem_pmus() is not required anymore.
The rec_tmp is not used in c2c and mem. Removing them as well.
Suggested-by: Leo Yan <leo.yan@linaro.org>
Tested-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Cc: ravi.bangoria@amd.com
Cc: james.clark@arm.com
Cc: will@kernel.org
Cc: mike.leach@linaro.org
Cc: renyu.zj@linux.alibaba.com
Cc: yuhaixin.yhx@linux.alibaba.com
Cc: tmricht@linux.ibm.com
Cc: atrajeev@linux.vnet.ibm.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: john.g.garry@oracle.com
Link: https://lore.kernel.org/r/20240123185036.3461837-7-kan.liang@linux.intel.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Diffstat (limited to 'tools/perf/builtin-mem.c')
| -rw-r--r-- | tools/perf/builtin-mem.c | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c index ef64bae77ca7..1d92e309c97c 100644 --- a/tools/perf/builtin-mem.c +++ b/tools/perf/builtin-mem.c @@ -72,10 +72,9 @@ static const char * const *record_mem_usage = __usage; static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) { - int rec_argc, i = 0, j, tmp_nr = 0; + int rec_argc, i = 0, j; int start, end; const char **rec_argv; - char **rec_tmp; int ret; bool all_user = false, all_kernel = false; struct perf_mem_event *e; @@ -116,15 +115,6 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) if (!rec_argv) return -1; - /* - * Save the allocated event name strings. - */ - rec_tmp = calloc(rec_argc + 1, sizeof(char *)); - if (!rec_tmp) { - free(rec_argv); - return -1; - } - rec_argv[i++] = "record"; e = perf_pmu__mem_events_ptr(pmu, PERF_MEM_EVENTS__LOAD_STORE); @@ -163,7 +153,7 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) rec_argv[i++] = "--data-page-size"; start = i; - ret = perf_mem_events__record_args(rec_argv, &i, rec_tmp, &tmp_nr); + ret = perf_mem_events__record_args(rec_argv, &i); if (ret) goto out; end = i; @@ -193,10 +183,6 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) ret = cmd_record(i, rec_argv); out: - for (i = 0; i < tmp_nr; i++) - free(rec_tmp[i]); - - free(rec_tmp); free(rec_argv); return ret; } |