linux/tools/perf/util/iostat.c
Namhyung Kim 5f334d88c2 perf stat: Pass through 'struct outstate'
Now most of the print functions take a pointer to the struct outstate.
We have one in the evlist__print_counters() and pass it through the
child functions.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Athira Jajeev <atrajeev@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Link: https://lore.kernel.org/r/20221123180208.2068936-13-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-11-24 09:40:37 -03:00

55 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include "util/iostat.h"
#include "util/debug.h"
enum iostat_mode_t iostat_mode = IOSTAT_NONE;
__weak int iostat_prepare(struct evlist *evlist __maybe_unused,
struct perf_stat_config *config __maybe_unused)
{
return -1;
}
__weak int iostat_parse(const struct option *opt __maybe_unused,
const char *str __maybe_unused,
int unset __maybe_unused)
{
pr_err("iostat mode is not supported on current platform\n");
return -1;
}
__weak void iostat_list(struct evlist *evlist __maybe_unused,
struct perf_stat_config *config __maybe_unused)
{
}
__weak void iostat_release(struct evlist *evlist __maybe_unused)
{
}
__weak void iostat_print_header_prefix(struct perf_stat_config *config __maybe_unused)
{
}
__weak void iostat_print_metric(struct perf_stat_config *config __maybe_unused,
struct evsel *evsel __maybe_unused,
struct perf_stat_output_ctx *out __maybe_unused)
{
}
__weak void iostat_prefix(struct evlist *evlist __maybe_unused,
struct perf_stat_config *config __maybe_unused,
char *prefix __maybe_unused,
struct timespec *ts __maybe_unused)
{
}
__weak void iostat_print_counters(struct evlist *evlist __maybe_unused,
struct perf_stat_config *config __maybe_unused,
struct timespec *ts __maybe_unused,
char *prefix __maybe_unused,
iostat_print_counter_t print_cnt_cb __maybe_unused,
void *arg __maybe_unused)
{
}