perf tools: Add monitored events array
It will ease up configuration of memory events and addition of other memory events in following patches. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1455525293-8671-5-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -6,6 +6,7 @@
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#include "util/tool.h"
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#include "util/session.h"
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#include "util/data.h"
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#include "util/mem-events.h"
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#define MEM_OPERATION_LOAD 0x1
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#define MEM_OPERATION_STORE 0x2
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@ -34,20 +35,20 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem)
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rec_argv[i++] = "record";
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if (mem->operation & MEM_OPERATION_LOAD)
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if (mem->operation & MEM_OPERATION_LOAD) {
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perf_mem_events[PERF_MEM_EVENTS__LOAD].record = true;
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rec_argv[i++] = "-W";
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}
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rec_argv[i++] = "-d";
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if (mem->operation & MEM_OPERATION_LOAD) {
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rec_argv[i++] = "-e";
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rec_argv[i++] = "cpu/mem-loads/pp";
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}
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for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
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if (!perf_mem_events[j].record)
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continue;
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if (mem->operation & MEM_OPERATION_STORE) {
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rec_argv[i++] = "-e";
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rec_argv[i++] = "cpu/mem-stores/pp";
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}
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rec_argv[i++] = perf_mem_events[j].name;
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};
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for (j = 1; j < argc; j++, i++)
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rec_argv[i] = argv[j];
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@ -82,6 +82,7 @@ libperf-y += parse-branch-options.o
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libperf-y += parse-regs-options.o
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libperf-y += term.o
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libperf-y += help-unknown-cmd.o
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libperf-y += mem-events.o
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libperf-$(CONFIG_LIBBPF) += bpf-loader.o
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libperf-$(CONFIG_BPF_PROLOGUE) += bpf-prologue.o
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@ -0,0 +1,10 @@
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#include "mem-events.h"
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#define E(n) { .name = n }
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struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX] = {
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E("cpu/mem-loads,ldlat=30/P"),
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E("cpu/mem-stores/P"),
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};
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#undef E
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@ -0,0 +1,19 @@
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#ifndef __PERF_MEM_EVENTS_H
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#define __PERF_MEM_EVENTS_H
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#include <stdbool.h>
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struct perf_mem_event {
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bool record;
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const char *name;
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};
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enum {
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PERF_MEM_EVENTS__LOAD,
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PERF_MEM_EVENTS__STORE,
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PERF_MEM_EVENTS__MAX,
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};
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extern struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX];
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#endif /* __PERF_MEM_EVENTS_H */
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