--- zzzz-none-000/linux-3.10.107/tools/perf/builtin-mem.c 2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/tools/perf/builtin-mem.c 2021-02-04 17:41:59.000000000 +0000
@@ -5,51 +5,50 @@
#include "util/trace-event.h"
#include "util/tool.h"
#include "util/session.h"
+#include "util/data.h"
-#define MEM_OPERATION_LOAD "load"
-#define MEM_OPERATION_STORE "store"
-
-static const char *mem_operation = MEM_OPERATION_LOAD;
+#define MEM_OPERATION_LOAD 0x1
+#define MEM_OPERATION_STORE 0x2
struct perf_mem {
struct perf_tool tool;
char const *input_name;
- symbol_filter_t annotate_init;
bool hide_unresolved;
bool dump_raw;
+ bool force;
+ int operation;
const char *cpu_list;
DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
};
-static const char * const mem_usage[] = {
- "perf mem [<options>] {record <command> |report}",
- NULL
-};
-
-static int __cmd_record(int argc, const char **argv)
+static int __cmd_record(int argc, const char **argv, struct perf_mem *mem)
{
int rec_argc, i = 0, j;
const char **rec_argv;
- char event[64];
int ret;
- rec_argc = argc + 4;
+ rec_argc = argc + 7; /* max number of arguments */
rec_argv = calloc(rec_argc + 1, sizeof(char *));
if (!rec_argv)
return -1;
- rec_argv[i++] = strdup("record");
- if (!strcmp(mem_operation, MEM_OPERATION_LOAD))
- rec_argv[i++] = strdup("-W");
- rec_argv[i++] = strdup("-d");
- rec_argv[i++] = strdup("-e");
+ rec_argv[i++] = "record";
- if (strcmp(mem_operation, MEM_OPERATION_LOAD))
- sprintf(event, "cpu/mem-stores/pp");
- else
- sprintf(event, "cpu/mem-loads/pp");
+ if (mem->operation & MEM_OPERATION_LOAD)
+ rec_argv[i++] = "-W";
+
+ rec_argv[i++] = "-d";
+
+ if (mem->operation & MEM_OPERATION_LOAD) {
+ rec_argv[i++] = "-e";
+ rec_argv[i++] = "cpu/mem-loads/pp";
+ }
+
+ if (mem->operation & MEM_OPERATION_STORE) {
+ rec_argv[i++] = "-e";
+ rec_argv[i++] = "cpu/mem-stores/pp";
+ }
- rec_argv[i++] = strdup(event);
for (j = 1; j < argc; j++, i++)
rec_argv[i] = argv[j];
@@ -62,22 +61,20 @@
dump_raw_samples(struct perf_tool *tool,
union perf_event *event,
struct perf_sample *sample,
- struct perf_evsel *evsel __maybe_unused,
struct machine *machine)
{
struct perf_mem *mem = container_of(tool, struct perf_mem, tool);
struct addr_location al;
const char *fmt;
- if (perf_event__preprocess_sample(event, machine, &al, sample,
- mem->annotate_init) < 0) {
+ if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) {
fprintf(stderr, "problem processing %d event, skipping it.\n",
event->header.type);
return -1;
}
if (al.filtered || (mem->hide_unresolved && al.sym == NULL))
- return 0;
+ goto out_put;
if (al.map != NULL)
al.map->dso->hit = 1;
@@ -96,7 +93,7 @@
symbol_conf.field_sep,
sample->tid,
symbol_conf.field_sep,
- event->ip.ip,
+ sample->ip,
symbol_conf.field_sep,
sample->addr,
symbol_conf.field_sep,
@@ -106,50 +103,52 @@
symbol_conf.field_sep,
al.map ? (al.map->dso ? al.map->dso->long_name : "???") : "???",
al.sym ? al.sym->name : "???");
-
+out_put:
+ addr_location__put(&al);
return 0;
}
static int process_sample_event(struct perf_tool *tool,
union perf_event *event,
struct perf_sample *sample,
- struct perf_evsel *evsel,
+ struct perf_evsel *evsel __maybe_unused,
struct machine *machine)
{
- return dump_raw_samples(tool, event, sample, evsel, machine);
+ return dump_raw_samples(tool, event, sample, machine);
}
static int report_raw_events(struct perf_mem *mem)
{
- int err = -EINVAL;
+ struct perf_data_file file = {
+ .path = input_name,
+ .mode = PERF_DATA_MODE_READ,
+ .force = mem->force,
+ };
int ret;
- struct perf_session *session = perf_session__new(input_name, O_RDONLY,
- 0, false, &mem->tool);
+ struct perf_session *session = perf_session__new(&file, false,
+ &mem->tool);
if (session == NULL)
- return -ENOMEM;
+ return -1;
if (mem->cpu_list) {
ret = perf_session__cpu_bitmap(session, mem->cpu_list,
mem->cpu_bitmap);
- if (ret)
+ if (ret < 0)
goto out_delete;
}
- if (symbol__init() < 0)
- return -1;
+ ret = symbol__init(&session->header.env);
+ if (ret < 0)
+ goto out_delete;
printf("# PID, TID, IP, ADDR, LOCAL WEIGHT, DSRC, SYMBOL\n");
- err = perf_session__process_events(session, &mem->tool);
- if (err)
- return err;
-
- return 0;
+ ret = perf_session__process_events(session);
out_delete:
perf_session__delete(session);
- return err;
+ return ret;
}
static int report_events(int argc, const char **argv, struct perf_mem *mem)
@@ -165,17 +164,17 @@
if (!rep_argv)
return -1;
- rep_argv[i++] = strdup("report");
- rep_argv[i++] = strdup("--mem-mode");
- rep_argv[i++] = strdup("-n"); /* display number of samples */
+ rep_argv[i++] = "report";
+ rep_argv[i++] = "--mem-mode";
+ rep_argv[i++] = "-n"; /* display number of samples */
/*
* there is no weight (cost) associated with stores, so don't print
* the column
*/
- if (strcmp(mem_operation, MEM_OPERATION_LOAD))
- rep_argv[i++] = strdup("--sort=mem,sym,dso,symbol_daddr,"
- "dso_daddr,tlb,locked");
+ if (!(mem->operation & MEM_OPERATION_LOAD))
+ rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr,"
+ "dso_daddr,tlb,locked";
for (j = 1; j < argc; j++, i++)
rep_argv[i] = argv[j];
@@ -185,6 +184,75 @@
return ret;
}
+struct mem_mode {
+ const char *name;
+ int mode;
+};
+
+#define MEM_OPT(n, m) \
+ { .name = n, .mode = (m) }
+
+#define MEM_END { .name = NULL }
+
+static const struct mem_mode mem_modes[]={
+ MEM_OPT("load", MEM_OPERATION_LOAD),
+ MEM_OPT("store", MEM_OPERATION_STORE),
+ MEM_END
+};
+
+static int
+parse_mem_ops(const struct option *opt, const char *str, int unset)
+{
+ int *mode = (int *)opt->value;
+ const struct mem_mode *m;
+ char *s, *os = NULL, *p;
+ int ret = -1;
+
+ if (unset)
+ return 0;
+
+ /* str may be NULL in case no arg is passed to -t */
+ if (str) {
+ /* because str is read-only */
+ s = os = strdup(str);
+ if (!s)
+ return -1;
+
+ /* reset mode */
+ *mode = 0;
+
+ for (;;) {
+ p = strchr(s, ',');
+ if (p)
+ *p = '\0';
+
+ for (m = mem_modes; m->name; m++) {
+ if (!strcasecmp(s, m->name))
+ break;
+ }
+ if (!m->name) {
+ fprintf(stderr, "unknown sampling op %s,"
+ " check man page\n", s);
+ goto error;
+ }
+
+ *mode |= m->mode;
+
+ if (!p)
+ break;
+
+ s = p + 1;
+ }
+ }
+ ret = 0;
+
+ if (*mode == 0)
+ *mode = MEM_OPERATION_LOAD;
+error:
+ free(os);
+ return ret;
+}
+
int cmd_mem(int argc, const char **argv, const char *prefix __maybe_unused)
{
struct stat st;
@@ -192,17 +260,23 @@
.tool = {
.sample = process_sample_event,
.mmap = perf_event__process_mmap,
+ .mmap2 = perf_event__process_mmap2,
.comm = perf_event__process_comm,
.lost = perf_event__process_lost,
.fork = perf_event__process_fork,
.build_id = perf_event__process_build_id,
- .ordered_samples = true,
+ .ordered_events = true,
},
.input_name = "perf.data",
+ /*
+ * default to both load an store sampling
+ */
+ .operation = MEM_OPERATION_LOAD | MEM_OPERATION_STORE,
};
const struct option mem_options[] = {
- OPT_STRING('t', "type", &mem_operation,
- "type", "memory operations(load/store)"),
+ OPT_CALLBACK('t', "type", &mem.operation,
+ "type", "memory operations(load,store) Default load,store",
+ parse_mem_ops),
OPT_BOOLEAN('D', "dump-raw-samples", &mem.dump_raw,
"dump raw samples in ASCII"),
OPT_BOOLEAN('U', "hide-unresolved", &mem.hide_unresolved,
@@ -211,17 +285,24 @@
"input file name"),
OPT_STRING('C', "cpu", &mem.cpu_list, "cpu",
"list of cpus to profile"),
- OPT_STRING('x', "field-separator", &symbol_conf.field_sep,
+ OPT_STRING_NOEMPTY('x', "field-separator", &symbol_conf.field_sep,
"separator",
"separator for columns, no spaces will be added"
" between columns '.' is reserved."),
+ OPT_BOOLEAN('f', "force", &mem.force, "don't complain, do it"),
OPT_END()
};
+ const char *const mem_subcommands[] = { "record", "report", NULL };
+ const char *mem_usage[] = {
+ NULL,
+ NULL
+ };
+
- argc = parse_options(argc, argv, mem_options, mem_usage,
- PARSE_OPT_STOP_AT_NON_OPTION);
+ argc = parse_options_subcommand(argc, argv, mem_options, mem_subcommands,
+ mem_usage, PARSE_OPT_STOP_AT_NON_OPTION);
- if (!argc || !(strncmp(argv[0], "rec", 3) || mem_operation))
+ if (!argc || !(strncmp(argv[0], "rec", 3) || mem.operation))
usage_with_options(mem_usage, mem_options);
if (!mem.input_name || !strlen(mem.input_name)) {
@@ -232,7 +313,7 @@
}
if (!strncmp(argv[0], "rec", 3))
- return __cmd_record(argc, argv);
+ return __cmd_record(argc, argv, &mem);
else if (!strncmp(argv[0], "rep", 3))
return report_events(argc, argv, &mem);
else