#include "util/debug.h"
#include "util/evlist.h"
#include "util/machine.h"
+#include "util/session.h"
#include "util/thread.h"
#include "util/parse-options.h"
#include "util/strlist.h"
+#include "util/intlist.h"
#include "util/thread_map.h"
#include <libaudit.h>
#include <stdlib.h>
+#include <sys/mman.h>
+
+static size_t syscall_arg__scnprintf_hex(char *bf, size_t size, unsigned long arg)
+{
+ return scnprintf(bf, size, "%#lx", arg);
+}
+
+#define SCA_HEX syscall_arg__scnprintf_hex
+
+static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, unsigned long arg)
+{
+ int printed = 0, prot = arg;
+
+ if (prot == PROT_NONE)
+ return scnprintf(bf, size, "NONE");
+#define P_MMAP_PROT(n) \
+ if (prot & PROT_##n) { \
+ printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ prot &= ~PROT_##n; \
+ }
+
+ P_MMAP_PROT(EXEC);
+ P_MMAP_PROT(READ);
+ P_MMAP_PROT(WRITE);
+#ifdef PROT_SEM
+ P_MMAP_PROT(SEM);
+#endif
+ P_MMAP_PROT(GROWSDOWN);
+ P_MMAP_PROT(GROWSUP);
+#undef P_MMAP_PROT
+
+ if (prot)
+ printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot);
+
+ return printed;
+}
+
+#define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot
+
+static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size, unsigned long arg)
+{
+ int printed = 0, flags = arg;
+
+#define P_MMAP_FLAG(n) \
+ if (flags & MAP_##n) { \
+ printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ flags &= ~MAP_##n; \
+ }
+
+ P_MMAP_FLAG(SHARED);
+ P_MMAP_FLAG(PRIVATE);
+ P_MMAP_FLAG(32BIT);
+ P_MMAP_FLAG(ANONYMOUS);
+ P_MMAP_FLAG(DENYWRITE);
+ P_MMAP_FLAG(EXECUTABLE);
+ P_MMAP_FLAG(FILE);
+ P_MMAP_FLAG(FIXED);
+ P_MMAP_FLAG(GROWSDOWN);
+#ifdef MAP_HUGETLB
+ P_MMAP_FLAG(HUGETLB);
+#endif
+ P_MMAP_FLAG(LOCKED);
+ P_MMAP_FLAG(NONBLOCK);
+ P_MMAP_FLAG(NORESERVE);
+ P_MMAP_FLAG(POPULATE);
+ P_MMAP_FLAG(STACK);
+#ifdef MAP_UNINITIALIZED
+ P_MMAP_FLAG(UNINITIALIZED);
+#endif
+#undef P_MMAP_FLAG
+
+ if (flags)
+ printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
+
+ return printed;
+}
+
+#define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags
+
+static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, unsigned long arg)
+{
+ int behavior = arg;
+
+ switch (behavior) {
+#define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n)
+ P_MADV_BHV(NORMAL);
+ P_MADV_BHV(RANDOM);
+ P_MADV_BHV(SEQUENTIAL);
+ P_MADV_BHV(WILLNEED);
+ P_MADV_BHV(DONTNEED);
+ P_MADV_BHV(REMOVE);
+ P_MADV_BHV(DONTFORK);
+ P_MADV_BHV(DOFORK);
+ P_MADV_BHV(HWPOISON);
+#ifdef MADV_SOFT_OFFLINE
+ P_MADV_BHV(SOFT_OFFLINE);
+#endif
+ P_MADV_BHV(MERGEABLE);
+ P_MADV_BHV(UNMERGEABLE);
+#ifdef MADV_HUGEPAGE
+ P_MADV_BHV(HUGEPAGE);
+#endif
+#ifdef MADV_NOHUGEPAGE
+ P_MADV_BHV(NOHUGEPAGE);
+#endif
+#ifdef MADV_DONTDUMP
+ P_MADV_BHV(DONTDUMP);
+#endif
+#ifdef MADV_DODUMP
+ P_MADV_BHV(DODUMP);
+#endif
+#undef P_MADV_PHV
+ default: break;
+ }
+
+ return scnprintf(bf, size, "%#x", behavior);
+}
+
+#define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior
static struct syscall_fmt {
const char *name;
const char *alias;
+ size_t (*arg_scnprintf[6])(char *bf, size_t size, unsigned long arg);
bool errmsg;
bool timeout;
+ bool hexret;
} syscall_fmts[] = {
{ .name = "access", .errmsg = true, },
{ .name = "arch_prctl", .errmsg = true, .alias = "prctl", },
+ { .name = "brk", .hexret = true,
+ .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, },
+ { .name = "mmap", .hexret = true, },
{ .name = "connect", .errmsg = true, },
{ .name = "fstat", .errmsg = true, .alias = "newfstat", },
{ .name = "fstatat", .errmsg = true, .alias = "newfstatat", },
{ .name = "futex", .errmsg = true, },
+ { .name = "ioctl", .errmsg = true,
+ .arg_scnprintf = { [2] = SCA_HEX, /* arg */ }, },
+ { .name = "lstat", .errmsg = true, .alias = "newlstat", },
+ { .name = "madvise", .errmsg = true,
+ .arg_scnprintf = { [0] = SCA_HEX, /* start */
+ [2] = SCA_MADV_BHV, /* behavior */ }, },
+ { .name = "mmap", .hexret = true,
+ .arg_scnprintf = { [0] = SCA_HEX, /* addr */
+ [2] = SCA_MMAP_PROT, /* prot */
+ [3] = SCA_MMAP_FLAGS, /* flags */ }, },
+ { .name = "mprotect", .errmsg = true,
+ .arg_scnprintf = { [0] = SCA_HEX, /* start */
+ [2] = SCA_MMAP_PROT, /* prot */ }, },
+ { .name = "mremap", .hexret = true,
+ .arg_scnprintf = { [0] = SCA_HEX, /* addr */
+ [4] = SCA_HEX, /* new_addr */ }, },
+ { .name = "munmap", .errmsg = true,
+ .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, },
{ .name = "open", .errmsg = true, },
{ .name = "poll", .errmsg = true, .timeout = true, },
{ .name = "ppoll", .errmsg = true, .timeout = true, },
+ { .name = "pread", .errmsg = true, .alias = "pread64", },
+ { .name = "pwrite", .errmsg = true, .alias = "pwrite64", },
{ .name = "read", .errmsg = true, },
{ .name = "recvfrom", .errmsg = true, },
{ .name = "select", .errmsg = true, .timeout = true, },
{ .name = "socket", .errmsg = true, },
{ .name = "stat", .errmsg = true, .alias = "newstat", },
+ { .name = "uname", .errmsg = true, .alias = "newuname", },
};
static int syscall_fmt__cmp(const void *name, const void *fmtp)
const char *name;
bool filtered;
struct syscall_fmt *fmt;
+ size_t (**arg_scnprintf)(char *bf, size_t size, unsigned long arg);
};
static size_t fprintf_duration(unsigned long t, FILE *fp)
unsigned long nr_events;
struct strlist *ev_qualifier;
bool not_ev_qualifier;
+ struct intlist *tid_list;
+ struct intlist *pid_list;
bool sched;
bool multiple_threads;
double duration_filter;
return err;
}
+static int syscall__set_arg_fmts(struct syscall *sc)
+{
+ struct format_field *field;
+ int idx = 0;
+
+ sc->arg_scnprintf = calloc(sc->tp_format->format.nr_fields - 1, sizeof(void *));
+ if (sc->arg_scnprintf == NULL)
+ return -1;
+
+ for (field = sc->tp_format->format.fields->next; field; field = field->next) {
+ if (sc->fmt && sc->fmt->arg_scnprintf[idx])
+ sc->arg_scnprintf[idx] = sc->fmt->arg_scnprintf[idx];
+ else if (field->flags & FIELD_IS_POINTER)
+ sc->arg_scnprintf[idx] = syscall_arg__scnprintf_hex;
+ ++idx;
+ }
+
+ return 0;
+}
+
static int trace__read_syscall_info(struct trace *trace, int id)
{
char tp_name[128];
sc->tp_format = event_format__new("syscalls", tp_name);
}
- return sc->tp_format != NULL ? 0 : -1;
+ if (sc->tp_format == NULL)
+ return -1;
+
+ return syscall__set_arg_fmts(sc);
}
static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size,
for (field = sc->tp_format->format.fields->next; field; field = field->next) {
printed += scnprintf(bf + printed, size - printed,
- "%s%s: %ld", printed ? ", " : "",
- field->name, args[i++]);
+ "%s%s: ", printed ? ", " : "", field->name);
+
+ if (sc->arg_scnprintf && sc->arg_scnprintf[i])
+ printed += sc->arg_scnprintf[i](bf + printed, size - printed, args[i]);
+ else
+ printed += scnprintf(bf + printed, size - printed,
+ "%ld", args[i]);
+ ++i;
}
} else {
while (i < 6) {
if (sc->filtered)
return 0;
- thread = machine__findnew_thread(&trace->host, sample->tid);
+ thread = machine__findnew_thread(&trace->host, sample->pid,
+ sample->tid);
ttrace = thread__trace(thread, trace->output);
if (ttrace == NULL)
return -1;
if (sc->filtered)
return 0;
- thread = machine__findnew_thread(&trace->host, sample->tid);
+ thread = machine__findnew_thread(&trace->host, sample->pid,
+ sample->tid);
ttrace = thread__trace(thread, trace->output);
if (ttrace == NULL)
return -1;
fprintf(trace->output, "]: %s()", sc->name);
}
- if (ret < 0 && sc->fmt && sc->fmt->errmsg) {
+ if (sc->fmt == NULL) {
+signed_print:
+ fprintf(trace->output, ") = %d", ret);
+ } else if (ret < 0 && sc->fmt->errmsg) {
char bf[256];
const char *emsg = strerror_r(-ret, bf, sizeof(bf)),
*e = audit_errno_to_name(-ret);
fprintf(trace->output, ") = -1 %s %s", e, emsg);
- } else if (ret == 0 && sc->fmt && sc->fmt->timeout)
+ } else if (ret == 0 && sc->fmt->timeout)
fprintf(trace->output, ") = 0 Timeout");
+ else if (sc->fmt->hexret)
+ fprintf(trace->output, ") = %#x", ret);
else
- fprintf(trace->output, ") = %d", ret);
+ goto signed_print;
fputc('\n', trace->output);
out:
{
u64 runtime = perf_evsel__intval(evsel, sample, "runtime");
double runtime_ms = (double)runtime / NSEC_PER_MSEC;
- struct thread *thread = machine__findnew_thread(&trace->host, sample->tid);
+ struct thread *thread = machine__findnew_thread(&trace->host,
+ sample->pid,
+ sample->tid);
struct thread_trace *ttrace = thread__trace(thread, trace->output);
if (ttrace == NULL)
return 0;
}
+static bool skip_sample(struct trace *trace, struct perf_sample *sample)
+{
+ if ((trace->pid_list && intlist__find(trace->pid_list, sample->pid)) ||
+ (trace->tid_list && intlist__find(trace->tid_list, sample->tid)))
+ return false;
+
+ if (trace->pid_list || trace->tid_list)
+ return true;
+
+ return false;
+}
+
+static int trace__process_sample(struct perf_tool *tool,
+ union perf_event *event __maybe_unused,
+ struct perf_sample *sample,
+ struct perf_evsel *evsel,
+ struct machine *machine __maybe_unused)
+{
+ struct trace *trace = container_of(tool, struct trace, tool);
+ int err = 0;
+
+ tracepoint_handler handler = evsel->handler.func;
+
+ if (skip_sample(trace, sample))
+ return 0;
+
+ if (trace->base_time == 0)
+ trace->base_time = sample->time;
+
+ if (handler)
+ handler(trace, evsel, sample);
+
+ return err;
+}
+
+static bool
+perf_session__has_tp(struct perf_session *session, const char *name)
+{
+ struct perf_evsel *evsel;
+
+ evsel = perf_evlist__find_tracepoint_by_name(session->evlist, name);
+
+ return evsel != NULL;
+}
+
+static int parse_target_str(struct trace *trace)
+{
+ if (trace->opts.target.pid) {
+ trace->pid_list = intlist__new(trace->opts.target.pid);
+ if (trace->pid_list == NULL) {
+ pr_err("Error parsing process id string\n");
+ return -EINVAL;
+ }
+ }
+
+ if (trace->opts.target.tid) {
+ trace->tid_list = intlist__new(trace->opts.target.tid);
+ if (trace->tid_list == NULL) {
+ pr_err("Error parsing thread id string\n");
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
+
static int trace__run(struct trace *trace, int argc, const char **argv)
{
struct perf_evlist *evlist = perf_evlist__new();
return err;
}
+static int trace__replay(struct trace *trace)
+{
+ const struct perf_evsel_str_handler handlers[] = {
+ { "raw_syscalls:sys_enter", trace__sys_enter, },
+ { "raw_syscalls:sys_exit", trace__sys_exit, },
+ };
+
+ struct perf_session *session;
+ int err = -1;
+
+ trace->tool.sample = trace__process_sample;
+ trace->tool.mmap = perf_event__process_mmap;
+ trace->tool.comm = perf_event__process_comm;
+ trace->tool.exit = perf_event__process_exit;
+ trace->tool.fork = perf_event__process_fork;
+ trace->tool.attr = perf_event__process_attr;
+ trace->tool.tracing_data = perf_event__process_tracing_data;
+ trace->tool.build_id = perf_event__process_build_id;
+
+ trace->tool.ordered_samples = true;
+ trace->tool.ordering_requires_timestamps = true;
+
+ /* add tid to output */
+ trace->multiple_threads = true;
+
+ if (symbol__init() < 0)
+ return -1;
+
+ session = perf_session__new(input_name, O_RDONLY, 0, false,
+ &trace->tool);
+ if (session == NULL)
+ return -ENOMEM;
+
+ err = perf_session__set_tracepoints_handlers(session, handlers);
+ if (err)
+ goto out;
+
+ if (!perf_session__has_tp(session, "raw_syscalls:sys_enter")) {
+ pr_err("Data file does not have raw_syscalls:sys_enter events\n");
+ goto out;
+ }
+
+ if (!perf_session__has_tp(session, "raw_syscalls:sys_exit")) {
+ pr_err("Data file does not have raw_syscalls:sys_exit events\n");
+ goto out;
+ }
+
+ err = parse_target_str(trace);
+ if (err != 0)
+ goto out;
+
+ setup_pager();
+
+ err = perf_session__process_events(session, &trace->tool);
+ if (err)
+ pr_err("Failed to process events, error %d", err);
+
+out:
+ perf_session__delete(session);
+
+ return err;
+}
+
static size_t trace__fprintf_threads_header(FILE *fp)
{
size_t printed;
OPT_STRING('e', "expr", &ev_qualifier_str, "expr",
"list of events to trace"),
OPT_STRING('o', "output", &output_name, "file", "output file name"),
+ OPT_STRING('i', "input", &input_name, "file", "Analyze events in file"),
OPT_STRING('p', "pid", &trace.opts.target.pid, "pid",
"trace events on existing process id"),
OPT_STRING('t', "tid", &trace.opts.target.tid, "tid",
"system-wide collection from all CPUs"),
OPT_STRING('C', "cpu", &trace.opts.target.cpu_list, "cpu",
"list of cpus to monitor"),
- OPT_BOOLEAN('i', "no-inherit", &trace.opts.no_inherit,
+ OPT_BOOLEAN(0, "no-inherit", &trace.opts.no_inherit,
"child tasks do not inherit counters"),
OPT_UINTEGER('m', "mmap-pages", &trace.opts.mmap_pages,
"number of mmap data pages"),
if (!argc && perf_target__none(&trace.opts.target))
trace.opts.target.system_wide = true;
- err = trace__run(&trace, argc, argv);
+ if (input_name)
+ err = trace__replay(&trace);
+ else
+ err = trace__run(&trace, argc, argv);
if (trace.sched && !err)
trace__fprintf_thread_summary(&trace, trace.output);
projects / platform / adaptation / renesas_rcar / renesas_kernel.git / blobdiff