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Fixes for perf/urgent

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. Fix fallback to --stdio when TUI not supported, from Namhyung Kim.
 
 . Use right cast for pointers/long in libtraceevent, from Namhyung Kim.
 
 . Be consistent on using the right error reporting interface for fatal errors,
   from Namhyung Kim.
 
 . Fix fallback to --stdio when TUI not supported, from Namhyung Kim.
 
 . Use the right index in asm only view in the annotate browser.
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Fixes for perf/urgent from Arnaldo Carvalho de Melo:

 * Fix fallback to --stdio when TUI not supported, from Namhyung Kim.

 * Use right cast for pointers/long in libtraceevent, from Namhyung Kim.

 * Be consistent on using the right error reporting interface for fatal errors,
   from Namhyung Kim.

 * Fix fallback to --stdio when TUI not supported, from Namhyung Kim.

 * Use the right index in asm only view in the annotate browser.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2012-05-30 08:59:31 +02:00
commit 55b78e34b1
13 changed files with 150 additions and 60 deletions
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2
tools/lib/traceevent/parse-filter.c
View file

@ -1584,7 +1584,7 @@ get_value(struct event_format *event,
const char *name;
name = get_comm(event, record);
return (unsigned long long)name;
return (unsigned long)name;
}
pevent_read_number_field(field, record->data, &val);

4
tools/perf/Makefile
View file

@ -80,7 +80,7 @@ ifeq ("$(origin DEBUG)", "command line")
PERF_DEBUG = $(DEBUG)
endif
ifndef PERF_DEBUG
CFLAGS_OPTIMIZE = -O6
CFLAGS_OPTIMIZE = -O6 -D_FORTIFY_SOURCE=2
endif
ifdef PARSER_DEBUG
@ -89,7 +89,7 @@ ifdef PARSER_DEBUG
PARSER_DEBUG_CFLAGS := -DPARSER_DEBUG
endif
CFLAGS = -fno-omit-frame-pointer -ggdb3 -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS)
CFLAGS = -fno-omit-frame-pointer -ggdb3 -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS)
EXTLIBS = -lpthread -lrt -lelf -lm
ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
ALL_LDFLAGS = $(LDFLAGS)

2
tools/perf/builtin-annotate.c
View file

@ -215,7 +215,7 @@ static int __cmd_annotate(struct perf_annotate *ann)
}
if (total_nr_samples == 0) {
ui__warning("The %s file has no samples!\n", session->filename);
ui__error("The %s file has no samples!\n", session->filename);
goto out_delete;
}
out_delete:

14
tools/perf/builtin-record.c
View file

@ -264,7 +264,7 @@ static void perf_record__open(struct perf_record *rec)
}
if (err == ENOENT) {
ui__warning("The %s event is not supported.\n",
ui__error("The %s event is not supported.\n",
event_name(pos));
exit(EXIT_FAILURE);
}
@ -858,8 +858,8 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
usage_with_options(record_usage, record_options);
if (rec->force && rec->append_file) {
fprintf(stderr, "Can't overwrite and append at the same time."
" You need to choose between -f and -A");
ui__error("Can't overwrite and append at the same time."
" You need to choose between -f and -A");
usage_with_options(record_usage, record_options);
} else if (rec->append_file) {
rec->write_mode = WRITE_APPEND;
@ -868,8 +868,8 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
}
if (nr_cgroups && !rec->opts.target.system_wide) {
fprintf(stderr, "cgroup monitoring only available in"
" system-wide mode\n");
ui__error("cgroup monitoring only available in"
" system-wide mode\n");
usage_with_options(record_usage, record_options);
}
@ -905,7 +905,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
int saved_errno = errno;
perf_target__strerror(&rec->opts.target, err, errbuf, BUFSIZ);
ui__warning("%s", errbuf);
ui__error("%s", errbuf);
err = -saved_errno;
goto out_free_fd;
@ -933,7 +933,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
else if (rec->opts.freq) {
rec->opts.default_interval = rec->opts.freq;
} else {
fprintf(stderr, "frequency and count are zero, aborting\n");
ui__error("frequency and count are zero, aborting\n");
err = -EINVAL;
goto out_free_fd;
}

14
tools/perf/builtin-report.c
View file

@ -251,13 +251,13 @@ static int perf_report__setup_sample_type(struct perf_report *rep)
if (!(self->sample_type & PERF_SAMPLE_CALLCHAIN)) {
if (sort__has_parent) {
ui__warning("Selected --sort parent, but no "
ui__error("Selected --sort parent, but no "
"callchain data. Did you call "
"'perf record' without -g?\n");
return -EINVAL;
}
if (symbol_conf.use_callchain) {
ui__warning("Selected -g but no callchain data. Did "
ui__error("Selected -g but no callchain data. Did "
"you call 'perf record' without -g?\n");
return -1;
}
@ -266,17 +266,15 @@ static int perf_report__setup_sample_type(struct perf_report *rep)
!symbol_conf.use_callchain) {
symbol_conf.use_callchain = true;
if (callchain_register_param(&callchain_param) < 0) {
ui__warning("Can't register callchain "
"params.\n");
ui__error("Can't register callchain params.\n");
return -EINVAL;
}
}
if (sort__branch_mode == 1) {
if (!(self->sample_type & PERF_SAMPLE_BRANCH_STACK)) {
fprintf(stderr, "selected -b but no branch data."
" Did you call perf record without"
" -b?\n");
ui__error("Selected -b but no branch data. "
"Did you call perf record without -b?\n");
return -1;
}
}
@ -420,7 +418,7 @@ static int __cmd_report(struct perf_report *rep)
}
if (nr_samples == 0) {
ui__warning("The %s file has no samples!\n", session->filename);
ui__error("The %s file has no samples!\n", session->filename);
goto out_delete;
}

24
tools/perf/builtin-top.c
View file

@ -953,22 +953,22 @@ static void perf_top__start_counters(struct perf_top *top)
attr->config = PERF_COUNT_SW_CPU_CLOCK;
if (counter->name) {
free(counter->name);
counter->name = strdup(event_name(counter));
counter->name = NULL;
}
goto try_again;
}
if (err == ENOENT) {
ui__warning("The %s event is not supported.\n",
ui__error("The %s event is not supported.\n",
event_name(counter));
goto out_err;
} else if (err == EMFILE) {
ui__warning("Too many events are opened.\n"
ui__error("Too many events are opened.\n"
"Try again after reducing the number of events\n");
goto out_err;
}
ui__warning("The sys_perf_event_open() syscall "
ui__error("The sys_perf_event_open() syscall "
"returned with %d (%s). /bin/dmesg "
"may provide additional information.\n"
"No CONFIG_PERF_EVENTS=y kernel support "
@ -978,7 +978,7 @@ static void perf_top__start_counters(struct perf_top *top)
}
if (perf_evlist__mmap(evlist, top->mmap_pages, false) < 0) {
ui__warning("Failed to mmap with %d (%s)\n",
ui__error("Failed to mmap with %d (%s)\n",
errno, strerror(errno));
goto out_err;
}
@ -994,12 +994,12 @@ static int perf_top__setup_sample_type(struct perf_top *top)
{
if (!top->sort_has_symbols) {
if (symbol_conf.use_callchain) {
ui__warning("Selected -g but \"sym\" not present in --sort/-s.");
ui__error("Selected -g but \"sym\" not present in --sort/-s.");
return -EINVAL;
}
} else if (!top->dont_use_callchains && callchain_param.mode != CHAIN_NONE) {
if (callchain_register_param(&callchain_param) < 0) {
ui__warning("Can't register callchain params.\n");
ui__error("Can't register callchain params.\n");
return -EINVAL;
}
}
@ -1041,7 +1041,7 @@ static int __cmd_top(struct perf_top *top)
if (pthread_create(&thread, NULL, (use_browser > 0 ? display_thread_tui :
display_thread), top)) {
printf("Could not create display thread.\n");
ui__error("Could not create display thread.\n");
exit(-1);
}
@ -1050,7 +1050,7 @@ static int __cmd_top(struct perf_top *top)
param.sched_priority = top->realtime_prio;
if (sched_setscheduler(0, SCHED_FIFO, &param)) {
printf("Could not set realtime priority.\n");
ui__error("Could not set realtime priority.\n");
exit(-1);
}
}
@ -1274,7 +1274,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __used)
int saved_errno = errno;
perf_target__strerror(&top.target, status, errbuf, BUFSIZ);
ui__warning("%s", errbuf);
ui__error("%s", errbuf);
status = -saved_errno;
goto out_delete_evlist;
@ -1288,7 +1288,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __used)
if (!top.evlist->nr_entries &&
perf_evlist__add_default(top.evlist) < 0) {
pr_err("Not enough memory for event selector list\n");
ui__error("Not enough memory for event selector list\n");
return -ENOMEM;
}
@ -1305,7 +1305,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __used)
else if (top.freq) {
top.default_interval = top.freq;
} else {
fprintf(stderr, "frequency and count are zero, aborting\n");
ui__error("frequency and count are zero, aborting\n");
exit(EXIT_FAILURE);
}

2
tools/perf/perf.h
View file

@ -227,7 +227,7 @@ struct perf_record_opts {
unsigned int freq;
unsigned int mmap_pages;
unsigned int user_freq;
int branch_stack;
u64 branch_stack;
u64 default_interval;
u64 user_interval;
};

6
tools/perf/ui/browsers/annotate.c
View file

@ -300,10 +300,14 @@ static void annotate_browser__set_rb_top(struct annotate_browser *browser,
{
struct browser_disasm_line *bpos;
struct disasm_line *pos;
u32 idx;
bpos = rb_entry(nd, struct browser_disasm_line, rb_node);
pos = ((struct disasm_line *)bpos) - 1;
annotate_browser__set_top(browser, pos, bpos->idx);
idx = bpos->idx;
if (browser->hide_src_code)
idx = bpos->idx_asm;
annotate_browser__set_top(browser, pos, idx);
browser->curr_hot = nd;
}

1
tools/perf/ui/setup.c
View file

@ -22,6 +22,7 @@ void setup_browser(bool fallback_to_pager)
break;
/* fall through */
default:
use_browser = 0;
if (fallback_to_pager)
setup_pager();
break;

90
tools/perf/util/evsel.c
View file

@ -15,6 +15,7 @@
#include "cpumap.h"
#include "thread_map.h"
#include "target.h"
#include "../../include/linux/perf_event.h"
#define FD(e, x, y) (*(int *)xyarray__entry(e->fd, x, y))
#define GROUP_FD(group_fd, cpu) (*(int *)xyarray__entry(group_fd, cpu, 0))
@ -64,6 +65,95 @@ struct perf_evsel *perf_evsel__new(struct perf_event_attr *attr, int idx)
return evsel;
}
static const char *perf_evsel__hw_names[PERF_COUNT_HW_MAX] = {
"cycles",
"instructions",
"cache-references",
"cache-misses",
"branches",
"branch-misses",
"bus-cycles",
"stalled-cycles-frontend",
"stalled-cycles-backend",
"ref-cycles",
};
const char *__perf_evsel__hw_name(u64 config)
{
if (config < PERF_COUNT_HW_MAX && perf_evsel__hw_names[config])
return perf_evsel__hw_names[config];
return "unknown-hardware";
}
static int perf_evsel__hw_name(struct perf_evsel *evsel, char *bf, size_t size)
{
int colon = 0;
struct perf_event_attr *attr = &evsel->attr;
int r = scnprintf(bf, size, "%s", __perf_evsel__hw_name(attr->config));
bool exclude_guest_default = false;
#define MOD_PRINT(context, mod) do { \
if (!attr->exclude_##context) { \
if (!colon) colon = r++; \
r += scnprintf(bf + r, size - r, "%c", mod); \
} } while(0)
if (attr->exclude_kernel || attr->exclude_user || attr->exclude_hv) {
MOD_PRINT(kernel, 'k');
MOD_PRINT(user, 'u');
MOD_PRINT(hv, 'h');
exclude_guest_default = true;
}
if (attr->precise_ip) {
if (!colon)
colon = r++;
r += scnprintf(bf + r, size - r, "%.*s", attr->precise_ip, "ppp");
exclude_guest_default = true;
}
if (attr->exclude_host || attr->exclude_guest == exclude_guest_default) {
MOD_PRINT(host, 'H');
MOD_PRINT(guest, 'G');
}
#undef MOD_PRINT
if (colon)
bf[colon] = ':';
return r;
}
int perf_evsel__name(struct perf_evsel *evsel, char *bf, size_t size)
{
int ret;
switch (evsel->attr.type) {
case PERF_TYPE_RAW:
ret = scnprintf(bf, size, "raw 0x%" PRIx64, evsel->attr.config);
break;
case PERF_TYPE_HARDWARE:
ret = perf_evsel__hw_name(evsel, bf, size);
break;
default:
/*
* FIXME
*
* This is the minimal perf_evsel__name so that we can
* reconstruct event names taking into account event modifiers.
*
* The old event_name uses it now for raw anr hw events, so that
* we don't drag all the parsing stuff into the python binding.
*
* On the next devel cycle the rest of the event naming will be
* brought here.
*/
return 0;
}
return ret;
}
void perf_evsel__config(struct perf_evsel *evsel, struct perf_record_opts *opts,
struct perf_evsel *first)
{

3
tools/perf/util/evsel.h
View file

@ -83,6 +83,9 @@ void perf_evsel__config(struct perf_evsel *evsel,
struct perf_record_opts *opts,
struct perf_evsel *first);
const char* __perf_evsel__hw_name(u64 config);
int perf_evsel__name(struct perf_evsel *evsel, char *bf, size_t size);
int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads);
int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads);
int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus);

27
tools/perf/util/parse-events.c
View file

@ -62,19 +62,6 @@ static struct event_symbol event_symbols[] = {
#define PERF_EVENT_TYPE(config) __PERF_EVENT_FIELD(config, TYPE)
#define PERF_EVENT_ID(config) __PERF_EVENT_FIELD(config, EVENT)
static const char *hw_event_names[PERF_COUNT_HW_MAX] = {
"cycles",
"instructions",
"cache-references",
"cache-misses",
"branches",
"branch-misses",
"bus-cycles",
"stalled-cycles-frontend",
"stalled-cycles-backend",
"ref-cycles",
};
static const char *sw_event_names[PERF_COUNT_SW_MAX] = {
"cpu-clock",
"task-clock",
@ -300,6 +287,16 @@ const char *event_name(struct perf_evsel *evsel)
u64 config = evsel->attr.config;
int type = evsel->attr.type;
if (type == PERF_TYPE_RAW || type == PERF_TYPE_HARDWARE) {
/*
* XXX minimal fix, see comment on perf_evsen__name, this static buffer
* will go away together with event_name in the next devel cycle.
*/
static char bf[128];
perf_evsel__name(evsel, bf, sizeof(bf));
return bf;
}
if (evsel->name)
return evsel->name;
@ -317,9 +314,7 @@ const char *__event_name(int type, u64 config)
switch (type) {
case PERF_TYPE_HARDWARE:
if (config < PERF_COUNT_HW_MAX && hw_event_names[config])
return hw_event_names[config];
return "unknown-hardware";
return __perf_evsel__hw_name(config);
case PERF_TYPE_HW_CACHE: {
u8 cache_type, cache_op, cache_result;

21
tools/perf/util/thread_map.c
View file

@ -188,28 +188,27 @@ static struct thread_map *thread_map__new_by_pid_str(const char *pid_str)
nt = realloc(threads, (sizeof(*threads) +
sizeof(pid_t) * total_tasks));
if (nt == NULL)
goto out_free_threads;
goto out_free_namelist;
threads = nt;
if (threads) {
for (i = 0; i < items; i++)
threads->map[j++] = atoi(namelist[i]->d_name);
threads->nr = total_tasks;
}
for (i = 0; i < items; i++)
for (i = 0; i < items; i++) {
threads->map[j++] = atoi(namelist[i]->d_name);
free(namelist[i]);
}
threads->nr = total_tasks;
free(namelist);
if (!threads)
break;
}
out:
strlist__delete(slist);
return threads;
out_free_namelist:
for (i = 0; i < items; i++)
free(namelist[i]);
free(namelist);
out_free_threads:
free(threads);
threads = NULL;