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-rw-r--r--tools/perf/builtin-script.c129
1 files changed, 94 insertions, 35 deletions
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 53f78cf3113f..61cfd8f70989 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -29,10 +29,12 @@
#include "util/time-utils.h"
#include "util/path.h"
#include "print_binary.h"
+#include "archinsn.h"
#include <linux/bitmap.h>
#include <linux/kernel.h>
#include <linux/stringify.h>
#include <linux/time64.h>
+#include <sys/utsname.h>
#include "asm/bug.h"
#include "util/mem-events.h"
#include "util/dump-insn.h"
@@ -51,6 +53,8 @@
static char const *script_name;
static char const *generate_script_lang;
+static bool reltime;
+static u64 initial_time;
static bool debug_mode;
static u64 last_timestamp;
static u64 nr_unordered;
@@ -58,11 +62,11 @@ static bool no_callchain;
static bool latency_format;
static bool system_wide;
static bool print_flags;
-static bool nanosecs;
static const char *cpu_list;
static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
static struct perf_stat_config stat_config;
static int max_blocks;
+static bool native_arch;
unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH;
@@ -684,15 +688,21 @@ static int perf_sample__fprintf_start(struct perf_sample *sample,
}
if (PRINT_FIELD(TIME)) {
- nsecs = sample->time;
+ u64 t = sample->time;
+ if (reltime) {
+ if (!initial_time)
+ initial_time = sample->time;
+ t = sample->time - initial_time;
+ }
+ nsecs = t;
secs = nsecs / NSEC_PER_SEC;
nsecs -= secs * NSEC_PER_SEC;
- if (nanosecs)
+ if (symbol_conf.nanosecs)
printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
else {
char sample_time[32];
- timestamp__scnprintf_usec(sample->time, sample_time, sizeof(sample_time));
+ timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
printed += fprintf(fp, "%12s: ", sample_time);
}
}
@@ -1227,6 +1237,12 @@ static int perf_sample__fprintf_callindent(struct perf_sample *sample,
return len + dlen;
}
+__weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused,
+ struct thread *thread __maybe_unused,
+ struct machine *machine __maybe_unused)
+{
+}
+
static int perf_sample__fprintf_insn(struct perf_sample *sample,
struct perf_event_attr *attr,
struct thread *thread,
@@ -1234,9 +1250,12 @@ static int perf_sample__fprintf_insn(struct perf_sample *sample,
{
int printed = 0;
+ if (sample->insn_len == 0 && native_arch)
+ arch_fetch_insn(sample, thread, machine);
+
if (PRINT_FIELD(INSNLEN))
printed += fprintf(fp, " ilen: %d", sample->insn_len);
- if (PRINT_FIELD(INSN)) {
+ if (PRINT_FIELD(INSN) && sample->insn_len) {
int i;
printed += fprintf(fp, " insn:");
@@ -1922,6 +1941,13 @@ static int cleanup_scripting(void)
return scripting_ops ? scripting_ops->stop_script() : 0;
}
+static bool filter_cpu(struct perf_sample *sample)
+{
+ if (cpu_list)
+ return !test_bit(sample->cpu, cpu_bitmap);
+ return false;
+}
+
static int process_sample_event(struct perf_tool *tool,
union perf_event *event,
struct perf_sample *sample,
@@ -1956,7 +1982,7 @@ static int process_sample_event(struct perf_tool *tool,
if (al.filtered)
goto out_put;
- if (cpu_list && !test_bit(sample->cpu, cpu_bitmap))
+ if (filter_cpu(sample))
goto out_put;
if (scripting_ops)
@@ -2041,9 +2067,11 @@ static int process_comm_event(struct perf_tool *tool,
sample->tid = event->comm.tid;
sample->pid = event->comm.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
+ if (!filter_cpu(sample)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
PERF_RECORD_COMM, stdout);
- perf_event__fprintf(event, stdout);
+ perf_event__fprintf(event, stdout);
+ }
ret = 0;
out:
thread__put(thread);
@@ -2077,9 +2105,11 @@ static int process_namespaces_event(struct perf_tool *tool,
sample->tid = event->namespaces.tid;
sample->pid = event->namespaces.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_NAMESPACES, stdout);
- perf_event__fprintf(event, stdout);
+ if (!filter_cpu(sample)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_NAMESPACES, stdout);
+ perf_event__fprintf(event, stdout);
+ }
ret = 0;
out:
thread__put(thread);
@@ -2111,9 +2141,11 @@ static int process_fork_event(struct perf_tool *tool,
sample->tid = event->fork.tid;
sample->pid = event->fork.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_FORK, stdout);
- perf_event__fprintf(event, stdout);
+ if (!filter_cpu(sample)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_FORK, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
@@ -2141,9 +2173,11 @@ static int process_exit_event(struct perf_tool *tool,
sample->tid = event->fork.tid;
sample->pid = event->fork.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_EXIT, stdout);
- perf_event__fprintf(event, stdout);
+ if (!filter_cpu(sample)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_EXIT, stdout);
+ perf_event__fprintf(event, stdout);
+ }
if (perf_event__process_exit(tool, event, sample, machine) < 0)
err = -1;
@@ -2177,9 +2211,11 @@ static int process_mmap_event(struct perf_tool *tool,
sample->tid = event->mmap.tid;
sample->pid = event->mmap.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_MMAP, stdout);
- perf_event__fprintf(event, stdout);
+ if (!filter_cpu(sample)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_MMAP, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
}
@@ -2209,9 +2245,11 @@ static int process_mmap2_event(struct perf_tool *tool,
sample->tid = event->mmap2.tid;
sample->pid = event->mmap2.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_MMAP2, stdout);
- perf_event__fprintf(event, stdout);
+ if (!filter_cpu(sample)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_MMAP2, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
}
@@ -2236,9 +2274,11 @@ static int process_switch_event(struct perf_tool *tool,
return -1;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_SWITCH, stdout);
- perf_event__fprintf(event, stdout);
+ if (!filter_cpu(sample)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_SWITCH, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
}
@@ -2259,9 +2299,11 @@ process_lost_event(struct perf_tool *tool,
if (thread == NULL)
return -1;
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_LOST, stdout);
- perf_event__fprintf(event, stdout);
+ if (!filter_cpu(sample)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_LOST, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
}
@@ -2948,7 +2990,8 @@ static int check_ev_match(char *dir_name, char *scriptname,
* will list all statically runnable scripts, select one, execute it and
* show the output in a perf browser.
*/
-int find_scripts(char **scripts_array, char **scripts_path_array)
+int find_scripts(char **scripts_array, char **scripts_path_array, int num,
+ int pathlen)
{
struct dirent *script_dirent, *lang_dirent;
char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN];
@@ -2993,7 +3036,10 @@ int find_scripts(char **scripts_array, char **scripts_path_array)
/* Skip those real time scripts: xxxtop.p[yl] */
if (strstr(script_dirent->d_name, "top."))
continue;
- sprintf(scripts_path_array[i], "%s/%s", lang_path,
+ if (i >= num)
+ break;
+ snprintf(scripts_path_array[i], pathlen, "%s/%s",
+ lang_path,
script_dirent->d_name);
temp = strchr(script_dirent->d_name, '.');
snprintf(scripts_array[i],
@@ -3232,7 +3278,7 @@ static int parse_insn_trace(const struct option *opt __maybe_unused,
{
parse_output_fields(NULL, "+insn,-event,-period", 0);
itrace_parse_synth_opts(opt, "i0ns", 0);
- nanosecs = true;
+ symbol_conf.nanosecs = true;
return 0;
}
@@ -3250,7 +3296,7 @@ static int parse_call_trace(const struct option *opt __maybe_unused,
{
parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
itrace_parse_synth_opts(opt, "cewp", 0);
- nanosecs = true;
+ symbol_conf.nanosecs = true;
return 0;
}
@@ -3260,7 +3306,7 @@ static int parse_callret_trace(const struct option *opt __maybe_unused,
{
parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
itrace_parse_synth_opts(opt, "crewp", 0);
- nanosecs = true;
+ symbol_conf.nanosecs = true;
return 0;
}
@@ -3277,6 +3323,7 @@ int cmd_script(int argc, const char **argv)
.set = false,
.default_no_sample = true,
};
+ struct utsname uts;
char *script_path = NULL;
const char **__argv;
int i, j, err = 0;
@@ -3374,6 +3421,7 @@ int cmd_script(int argc, const char **argv)
"Set the maximum stack depth when parsing the callchain, "
"anything beyond the specified depth will be ignored. "
"Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
+ OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
OPT_BOOLEAN('I', "show-info", &show_full_info,
"display extended information from perf.data file"),
OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
@@ -3395,7 +3443,7 @@ int cmd_script(int argc, const char **argv)
OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
OPT_INTEGER(0, "max-blocks", &max_blocks,
"Maximum number of code blocks to dump with brstackinsn"),
- OPT_BOOLEAN(0, "ns", &nanosecs,
+ OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
"Use 9 decimal places when displaying time"),
OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
"Instruction Tracing options\n" ITRACE_HELP,
@@ -3448,6 +3496,11 @@ int cmd_script(int argc, const char **argv)
}
}
+ if (script.time_str && reltime) {
+ fprintf(stderr, "Don't combine --reltime with --time\n");
+ return -1;
+ }
+
if (itrace_synth_opts.callchain &&
itrace_synth_opts.callchain_sz > scripting_max_stack)
scripting_max_stack = itrace_synth_opts.callchain_sz;
@@ -3615,6 +3668,12 @@ int cmd_script(int argc, const char **argv)
if (symbol__init(&session->header.env) < 0)
goto out_delete;
+ uname(&uts);
+ if (!strcmp(uts.machine, session->header.env.arch) ||
+ (!strcmp(uts.machine, "x86_64") &&
+ !strcmp(session->header.env.arch, "i386")))
+ native_arch = true;
+
script.session = session;
script__setup_sample_type(&script);