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perf mem: Clean up is_mem_loads_aux_event()

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The aux_event can be retrieved from the perf_pmu now. Implement a
generic support.

Reviewed-by: Ian Rogers <irogers@google.com>
Tested-by: Ravi Bangoria <ravi.bangoria@amd.com>
Tested-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Kan Liang <kan.liang@linux.intel.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/20240123185036.3461837-6-kan.liang@linux.intel.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
This commit is contained in:
Kan Liang 2024-01-23 10:50:34 -08:00 committed by Namhyung Kim
parent db95c2ce9b
commit 8ea9dfb916
2 changed files with 16 additions and 21 deletions
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23
tools/perf/arch/x86/util/mem-events.c
View File

@ -1,11 +1,9 @@
// SPDX-License-Identifier: GPL-2.0
#include "util/pmu.h"
#include "util/pmus.h"
#include "util/env.h"
#include "map_symbol.h"
#include "mem-events.h"
#include "linux/string.h"
#include "env.h"
#include "util/map_symbol.h"
#include "util/mem-events.h"
#include "mem-events.h"
#define MEM_LOADS_AUX 0x8203
@ -28,16 +26,3 @@ struct perf_mem_event perf_mem_events_amd[PERF_MEM_EVENTS__MAX] = {
E(NULL, NULL, NULL, false, 0),
E("mem-ldst", "%s//", NULL, false, 0),
};
bool is_mem_loads_aux_event(struct evsel *leader)
{
struct perf_pmu *pmu = perf_pmus__find("cpu");
if (!pmu)
pmu = perf_pmus__find("cpu_core");
if (pmu && !perf_pmu__have_event(pmu, "mem-loads-aux"))
return false;
return leader->core.attr.config == MEM_LOADS_AUX;
}

14
tools/perf/util/mem-events.c
View File

@ -107,9 +107,19 @@ static const char *perf_pmu__mem_events_name(int i, struct perf_pmu *pmu)
return NULL;
}
__weak bool is_mem_loads_aux_event(struct evsel *leader __maybe_unused)
bool is_mem_loads_aux_event(struct evsel *leader)
{
return false;
struct perf_pmu *pmu = leader->pmu;
struct perf_mem_event *e;
if (!pmu || !pmu->mem_events)
return false;
e = &pmu->mem_events[PERF_MEM_EVENTS__LOAD];
if (!e->aux_event)
return false;
return leader->core.attr.config == e->aux_event;
}
int perf_pmu__mem_events_parse(struct perf_pmu *pmu, const char *str)