-w::
--column-widths=<width[,width...]>::
Force each column width to the provided list, for large terminal
- readability.
+ readability. 0 means no limit (default behavior).
-t::
--field-separator=::
sum of shown entries will be always 100%. "absolute" means it retains
the original value before and after the filter is applied.
+-w::
+--column-widths=<width[,width...]>::
+ Force each column width to the provided list, for large terminal
+ readability. 0 means no limit (default behavior).
+
+
INTERACTIVE PROMPTING KEYS
--------------------------
LIB_H += util/header.h
LIB_H += util/help.h
LIB_H += util/session.h
+LIB_H += util/ordered-events.h
LIB_H += util/strbuf.h
LIB_H += util/strlist.h
LIB_H += util/strfilter.h
LIB_OBJS += $(OUTPUT)util/map.o
LIB_OBJS += $(OUTPUT)util/pstack.o
LIB_OBJS += $(OUTPUT)util/session.o
+LIB_OBJS += $(OUTPUT)util/ordered-events.o
LIB_OBJS += $(OUTPUT)util/comm.o
LIB_OBJS += $(OUTPUT)util/thread.o
LIB_OBJS += $(OUTPUT)util/thread_map.o
#include <asm/perf_regs.h>
#define PERF_REGS_MASK ((1ULL << PERF_REG_ARM64_MAX) - 1)
+#define PERF_REGS_MAX PERF_REG_ARM64_MAX
+
#define PERF_REG_IP PERF_REG_ARM64_PC
#define PERF_REG_SP PERF_REG_ARM64_SP
.comm = perf_event__process_comm,
.exit = perf_event__process_exit,
.fork = perf_event__process_fork,
- .ordered_samples = true,
+ .ordered_events = true,
.ordering_requires_timestamps = true,
},
};
.exit = perf_event__process_exit,
.fork = perf_event__process_fork,
.lost = perf_event__process_lost,
- .ordered_samples = true,
+ .ordered_events = true,
.ordering_requires_timestamps = true,
};
} else if (inject->sched_stat) {
struct perf_evsel *evsel;
- inject->tool.ordered_samples = true;
+ inject->tool.ordered_events = true;
evlist__for_each(session->evlist, evsel) {
const char *name = perf_evsel__name(evsel);
static struct perf_tool perf_kmem = {
.sample = process_sample_event,
.comm = perf_event__process_comm,
- .ordered_samples = true,
+ .mmap = perf_event__process_mmap,
+ .mmap2 = perf_event__process_mmap2,
+ .ordered_events = true,
};
static double fragmentation(unsigned long n_req, unsigned long n_alloc)
if (session == NULL)
return -ENOMEM;
- if (perf_session__create_kernel_maps(session) < 0)
- goto out_delete;
-
if (!perf_session__has_traces(session, "kmem record"))
goto out_delete;
pr_info("%9s ", "Samples%");
pr_info("%9s ", "Time%");
- pr_info("%10s ", "Min Time");
- pr_info("%10s ", "Max Time");
+ pr_info("%11s ", "Min Time");
+ pr_info("%11s ", "Max Time");
pr_info("%16s ", "Avg time");
pr_info("\n\n");
pr_info("%10llu ", (unsigned long long)ecount);
pr_info("%8.2f%% ", (double)ecount / kvm->total_count * 100);
pr_info("%8.2f%% ", (double)etime / kvm->total_time * 100);
- pr_info("%8" PRIu64 "us ", min / 1000);
- pr_info("%8" PRIu64 "us ", max / 1000);
+ pr_info("%9.2fus ", (double)min / 1e3);
+ pr_info("%9.2fus ", (double)max / 1e3);
pr_info("%9.2fus ( +-%7.2f%% )", (double)etime / ecount/1e3,
kvm_event_rel_stddev(vcpu, event));
pr_info("\n");
return -1;
}
- err = perf_session_queue_event(kvm->session, event, &sample, 0);
+ err = perf_session_queue_event(kvm->session, event, &kvm->tool, &sample, 0);
/*
* FIXME: Here we can't consume the event, as perf_session_queue_event will
* point to it, and it'll get possibly overwritten by the kernel.
/* flush queue after each round in which we processed events */
if (ntotal) {
- kvm->session->ordered_samples.next_flush = flush_time;
+ kvm->session->ordered_events.next_flush = flush_time;
err = kvm->tool.finished_round(&kvm->tool, NULL, kvm->session);
if (err) {
if (kvm->lost_events)
struct perf_tool eops = {
.sample = process_sample_event,
.comm = perf_event__process_comm,
- .ordered_samples = true,
+ .ordered_events = true,
};
struct perf_data_file file = {
.path = kvm->file_name,
kvm->tool.exit = perf_event__process_exit;
kvm->tool.fork = perf_event__process_fork;
kvm->tool.lost = process_lost_event;
- kvm->tool.ordered_samples = true;
+ kvm->tool.ordered_events = true;
perf_tool__fill_defaults(&kvm->tool);
/* set defaults */
struct perf_tool eops = {
.sample = process_sample_event,
.comm = perf_event__process_comm,
- .ordered_samples = true,
+ .ordered_events = true,
};
struct perf_data_file file = {
.path = input_name,
.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",
};
*/
static struct record record = {
.opts = {
+ .sample_time = true,
.mmap_pages = UINT_MAX,
.user_freq = UINT_MAX,
.user_interval = ULLONG_MAX,
const char *symbol_filter_str;
float min_percent;
u64 nr_entries;
+ u64 queue_size;
DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
};
static int report__config(const char *var, const char *value, void *cb)
{
+ struct report *rep = cb;
+
if (!strcmp(var, "report.group")) {
symbol_conf.event_group = perf_config_bool(var, value);
return 0;
}
if (!strcmp(var, "report.percent-limit")) {
- struct report *rep = cb;
rep->min_percent = strtof(value, NULL);
return 0;
}
symbol_conf.cumulate_callchain = perf_config_bool(var, value);
return 0;
}
+ if (!strcmp(var, "report.queue-size")) {
+ rep->queue_size = perf_config_u64(var, value);
+ return 0;
+ }
return perf_default_config(var, value, cb);
}
.attr = perf_event__process_attr,
.tracing_data = perf_event__process_tracing_data,
.build_id = perf_event__process_build_id,
- .ordered_samples = true,
+ .ordered_events = true,
.ordering_requires_timestamps = true,
},
.max_stack = PERF_MAX_STACK_DEPTH,
if (session == NULL)
return -ENOMEM;
+ if (report.queue_size) {
+ ordered_events__set_alloc_size(&session->ordered_events,
+ report.queue_size);
+ }
+
report.session = session;
has_br_stack = perf_header__has_feat(&session->header,
.comm = perf_event__process_comm,
.lost = perf_event__process_lost,
.fork = perf_sched__process_fork_event,
- .ordered_samples = true,
+ .ordered_events = true,
},
.cmp_pid = LIST_HEAD_INIT(sched.cmp_pid),
.sort_list = LIST_HEAD_INIT(sched.sort_list),
.attr = process_attr,
.tracing_data = perf_event__process_tracing_data,
.build_id = perf_event__process_build_id,
- .ordered_samples = true,
+ .ordered_events = true,
.ordering_requires_timestamps = true,
},
};
.fork = process_fork_event,
.exit = process_exit_event,
.sample = process_sample_event,
- .ordered_samples = true,
+ .ordered_events = true,
},
.proc_num = 15,
.min_time = 1000000,
"Don't show entries under that percent", parse_percent_limit),
OPT_CALLBACK(0, "percentage", NULL, "relative|absolute",
"How to display percentage of filtered entries", parse_filter_percentage),
+ OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str,
+ "width[,width...]",
+ "don't try to adjust column width, use these fixed values"),
OPT_END()
};
const char * const top_usage[] = {
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.ordered_events = true;
trace->tool.ordering_requires_timestamps = true;
/* add tid to output */
CFLAGS += -DPARSER_DEBUG
endif
+ifndef NO_LIBPYTHON
+ # Try different combinations to accommodate systems that only have
+ # python[2][-config] in weird combinations but always preferring
+ # python2 and python2-config as per pep-0394. If we catch a
+ # python[-config] in version 3, the version check will kill it.
+ PYTHON2 := $(if $(call get-executable,python2),python2,python)
+ override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
+ PYTHON2_CONFIG := \
+ $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
+ override PYTHON_CONFIG := \
+ $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
+
+ PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
+
+ PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
+ PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
+
+ FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
+ FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
+ FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
+ FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
+endif
+
CFLAGS += -fno-omit-frame-pointer
CFLAGS += -ggdb3
CFLAGS += -funwind-tables
NO_LIBPYTHON := 1
endef
-override PYTHON := \
- $(call get-executable-or-default,PYTHON,python)
-
-ifndef PYTHON
- $(call disable-python,python interpreter)
+ifdef NO_LIBPYTHON
+ $(call disable-python)
else
- PYTHON_WORD := $(call shell-wordify,$(PYTHON))
-
- ifdef NO_LIBPYTHON
- $(call disable-python)
+ ifndef PYTHON
+ $(call disable-python,python interpreter)
else
-
- override PYTHON_CONFIG := \
- $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON)-config)
+ PYTHON_WORD := $(call shell-wordify,$(PYTHON))
ifndef PYTHON_CONFIG
$(call disable-python,python-config tool)
test-libperl.bin:
$(BUILD) $(FLAGS_PERL_EMBED)
-override PYTHON := python
-override PYTHON_CONFIG := python-config
-
-escape-for-shell-sq = $(subst ','\'',$(1))
-shell-sq = '$(escape-for-shell-sq)'
-
-PYTHON_CONFIG_SQ = $(call shell-sq,$(PYTHON_CONFIG))
-
-PYTHON_EMBED_LDOPTS = $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
-PYTHON_EMBED_LDFLAGS = $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
-PYTHON_EMBED_LIBADD = $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
-PYTHON_EMBED_CCOPTS = $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
-FLAGS_PYTHON_EMBED = $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
-
test-libpython.bin:
- $(BUILD) $(FLAGS_PYTHON_EMBED)
+ $(BUILD)
test-libpython-version.bin:
- $(BUILD) $(FLAGS_PYTHON_EMBED)
+ $(BUILD)
test-libbfd.bin:
$(BUILD) -DPACKAGE='"perf"' -lbfd -lz -liberty -ldl
static int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...)
{
struct hpp_arg *arg = hpp->ptr;
- int ret;
+ int ret, len;
va_list args;
double percent;
va_start(args, fmt);
+ len = va_arg(args, int);
percent = va_arg(args, double);
va_end(args);
ui_browser__set_percent_color(arg->b, percent, arg->current_entry);
- ret = scnprintf(hpp->buf, hpp->size, fmt, percent);
+ ret = scnprintf(hpp->buf, hpp->size, fmt, len, percent);
slsmg_printf("%s", hpp->buf);
advance_hpp(hpp, ret);
} \
\
static int \
-hist_browser__hpp_color_##_type(struct perf_hpp_fmt *fmt __maybe_unused,\
+hist_browser__hpp_color_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, \
struct hist_entry *he) \
{ \
- return __hpp__fmt(hpp, he, __hpp_get_##_field, " %6.2f%%", \
- __hpp__slsmg_color_printf, true); \
+ return hpp__fmt(fmt, hpp, he, __hpp_get_##_field, " %*.2f%%", \
+ __hpp__slsmg_color_printf, true); \
}
#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
} \
\
static int \
-hist_browser__hpp_color_##_type(struct perf_hpp_fmt *fmt __maybe_unused,\
+hist_browser__hpp_color_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, \
struct hist_entry *he) \
{ \
if (!symbol_conf.cumulate_callchain) { \
- int ret = scnprintf(hpp->buf, hpp->size, "%8s", "N/A"); \
+ int len = fmt->user_len ?: fmt->len; \
+ int ret = scnprintf(hpp->buf, hpp->size, \
+ "%*s", len, "N/A"); \
slsmg_printf("%s", hpp->buf); \
\
return ret; \
} \
- return __hpp__fmt(hpp, he, __hpp_get_acc_##_field, " %6.2f%%", \
- __hpp__slsmg_color_printf, true); \
+ return hpp__fmt(fmt, hpp, he, __hpp_get_acc_##_field, \
+ " %*.2f%%", __hpp__slsmg_color_printf, true); \
}
__HPP_COLOR_PERCENT_FN(overhead, period)
if (perf_hpp__should_skip(fmt))
continue;
- /* We need to add the length of the columns header. */
- perf_hpp__reset_width(fmt, hists);
-
ret = fmt->header(fmt, &dummy_hpp, hists_to_evsel(hists));
if (advance_hpp_check(&dummy_hpp, ret))
break;
char buf[64];
char script_opt[64];
int delay_secs = hbt ? hbt->refresh : 0;
+ struct perf_hpp_fmt *fmt;
#define HIST_BROWSER_HELP_COMMON \
"h/?/F1 Show this window\n" \
memset(options, 0, sizeof(options));
+ perf_hpp__for_each_format(fmt)
+ perf_hpp__reset_width(fmt, hists);
+
+ if (symbol_conf.col_width_list_str)
+ perf_hpp__set_user_width(symbol_conf.col_width_list_str);
+
while (1) {
const struct thread *thread = NULL;
const struct dso *dso = NULL;
static int __percent_color_snprintf(struct perf_hpp *hpp, const char *fmt, ...)
{
int ret = 0;
+ int len;
va_list args;
double percent;
const char *markup;
size_t size = hpp->size;
va_start(args, fmt);
+ len = va_arg(args, int);
percent = va_arg(args, double);
va_end(args);
if (markup)
ret += scnprintf(buf, size, markup);
- ret += scnprintf(buf + ret, size - ret, fmt, percent);
+ ret += scnprintf(buf + ret, size - ret, fmt, len, percent);
if (markup)
ret += scnprintf(buf + ret, size - ret, "</span>");
return he->stat._field; \
} \
\
-static int perf_gtk__hpp_color_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
+static int perf_gtk__hpp_color_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, \
struct hist_entry *he) \
{ \
- return __hpp__fmt(hpp, he, he_get_##_field, " %6.2f%%", \
- __percent_color_snprintf, true); \
+ return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
+ __percent_color_snprintf, true); \
}
#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
struct perf_hpp *hpp, \
struct hist_entry *he) \
{ \
- return __hpp__fmt_acc(hpp, he, he_get_acc_##_field, " %6.2f%%", \
- __percent_color_snprintf, true); \
+ return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
+ __percent_color_snprintf, true); \
}
__HPP_COLOR_PERCENT_FN(overhead, period)
if (perf_hpp__is_sort_entry(fmt))
sym_col = col_idx;
- fmt->header(fmt, &hpp, hists_to_evsel(hists));
-
gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
- -1, ltrim(s),
+ -1, fmt->name,
renderer, "markup",
col_idx++, NULL);
}
__ret; \
})
-int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
- hpp_field_fn get_field, const char *fmt,
- hpp_snprint_fn print_fn, bool fmt_percent)
+static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
+ hpp_field_fn get_field, const char *fmt, int len,
+ hpp_snprint_fn print_fn, bool fmt_percent)
{
int ret;
struct hists *hists = he->hists;
if (total)
percent = 100.0 * get_field(he) / total;
- ret = hpp__call_print_fn(hpp, print_fn, fmt, percent);
+ ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
} else
- ret = hpp__call_print_fn(hpp, print_fn, fmt, get_field(he));
+ ret = hpp__call_print_fn(hpp, print_fn, fmt, len, get_field(he));
if (perf_evsel__is_group_event(evsel)) {
int prev_idx, idx_delta;
*/
if (fmt_percent) {
ret += hpp__call_print_fn(hpp, print_fn,
- fmt, 0.0);
+ fmt, len, 0.0);
} else {
ret += hpp__call_print_fn(hpp, print_fn,
- fmt, 0ULL);
+ fmt, len, 0ULL);
}
}
if (fmt_percent) {
- ret += hpp__call_print_fn(hpp, print_fn, fmt,
+ ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
100.0 * period / total);
} else {
ret += hpp__call_print_fn(hpp, print_fn, fmt,
- period);
+ len, period);
}
prev_idx = perf_evsel__group_idx(evsel);
*/
if (fmt_percent) {
ret += hpp__call_print_fn(hpp, print_fn,
- fmt, 0.0);
+ fmt, len, 0.0);
} else {
ret += hpp__call_print_fn(hpp, print_fn,
- fmt, 0ULL);
+ fmt, len, 0ULL);
}
}
}
return ret;
}
-int __hpp__fmt_acc(struct perf_hpp *hpp, struct hist_entry *he,
- hpp_field_fn get_field, const char *fmt,
- hpp_snprint_fn print_fn, bool fmt_percent)
+int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he, hpp_field_fn get_field,
+ const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
+{
+ int len = fmt->user_len ?: fmt->len;
+
+ if (symbol_conf.field_sep) {
+ return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
+ print_fn, fmt_percent);
+ }
+
+ if (fmt_percent)
+ len -= 2; /* 2 for a space and a % sign */
+ else
+ len -= 1;
+
+ return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmt_percent);
+}
+
+int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he, hpp_field_fn get_field,
+ const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
{
if (!symbol_conf.cumulate_callchain) {
- return snprintf(hpp->buf, hpp->size, "%*s",
- fmt_percent ? 8 : 12, "N/A");
+ int len = fmt->user_len ?: fmt->len;
+ return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
}
- return __hpp__fmt(hpp, he, get_field, fmt, print_fn, fmt_percent);
+ return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
}
static int field_cmp(u64 field_a, u64 field_b)
return ret;
}
-#define __HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
-static int hpp__header_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
- struct perf_hpp *hpp, \
- struct perf_evsel *evsel) \
-{ \
- int len = _min_width; \
- \
- if (symbol_conf.event_group) \
- len = max(len, evsel->nr_members * _unit_width); \
- \
- return scnprintf(hpp->buf, hpp->size, "%*s", len, _str); \
-}
-
-#define __HPP_WIDTH_FN(_type, _min_width, _unit_width) \
-static int hpp__width_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
- struct perf_hpp *hpp __maybe_unused, \
- struct perf_evsel *evsel) \
-{ \
- int len = _min_width; \
- \
- if (symbol_conf.event_group) \
- len = max(len, evsel->nr_members * _unit_width); \
- \
- return len; \
+static int hpp__width_fn(struct perf_hpp_fmt *fmt,
+ struct perf_hpp *hpp __maybe_unused,
+ struct perf_evsel *evsel)
+{
+ int len = fmt->user_len ?: fmt->len;
+
+ if (symbol_conf.event_group)
+ len = max(len, evsel->nr_members * fmt->len);
+
+ if (len < (int)strlen(fmt->name))
+ len = strlen(fmt->name);
+
+ return len;
+}
+
+static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct perf_evsel *evsel)
+{
+ int len = hpp__width_fn(fmt, hpp, evsel);
+ return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
}
static int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
va_list args;
ssize_t ssize = hpp->size;
double percent;
- int ret;
+ int ret, len;
va_start(args, fmt);
+ len = va_arg(args, int);
percent = va_arg(args, double);
- ret = value_color_snprintf(hpp->buf, hpp->size, fmt, percent);
+ ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
va_end(args);
return (ret >= ssize) ? (ssize - 1) : ret;
return he->stat._field; \
} \
\
-static int hpp__color_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
+static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
- return __hpp__fmt(hpp, he, he_get_##_field, " %6.2f%%", \
- hpp_color_scnprintf, true); \
+ return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
+ hpp_color_scnprintf, true); \
}
#define __HPP_ENTRY_PERCENT_FN(_type, _field) \
-static int hpp__entry_##_type(struct perf_hpp_fmt *_fmt __maybe_unused, \
+static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
- const char *fmt = symbol_conf.field_sep ? " %.2f" : " %6.2f%%"; \
- return __hpp__fmt(hpp, he, he_get_##_field, fmt, \
- hpp_entry_scnprintf, true); \
+ return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
+ hpp_entry_scnprintf, true); \
}
#define __HPP_SORT_FN(_type, _field) \
return he->stat_acc->_field; \
} \
\
-static int hpp__color_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
+static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
- return __hpp__fmt_acc(hpp, he, he_get_acc_##_field, " %6.2f%%", \
- hpp_color_scnprintf, true); \
+ return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
+ hpp_color_scnprintf, true); \
}
#define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
-static int hpp__entry_##_type(struct perf_hpp_fmt *_fmt __maybe_unused, \
+static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
- const char *fmt = symbol_conf.field_sep ? " %.2f" : " %6.2f%%"; \
- return __hpp__fmt_acc(hpp, he, he_get_acc_##_field, fmt, \
- hpp_entry_scnprintf, true); \
+ return hpp__fmt_acc(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
+ hpp_entry_scnprintf, true); \
}
#define __HPP_SORT_ACC_FN(_type, _field) \
return he->stat._field; \
} \
\
-static int hpp__entry_##_type(struct perf_hpp_fmt *_fmt __maybe_unused, \
+static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
- const char *fmt = symbol_conf.field_sep ? " %"PRIu64 : " %11"PRIu64; \
- return __hpp__fmt(hpp, he, he_get_raw_##_field, fmt, \
- hpp_entry_scnprintf, false); \
+ return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
+ hpp_entry_scnprintf, false); \
}
#define __HPP_SORT_RAW_FN(_type, _field) \
}
-#define HPP_PERCENT_FNS(_type, _str, _field, _min_width, _unit_width) \
-__HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
-__HPP_WIDTH_FN(_type, _min_width, _unit_width) \
+#define HPP_PERCENT_FNS(_type, _field) \
__HPP_COLOR_PERCENT_FN(_type, _field) \
__HPP_ENTRY_PERCENT_FN(_type, _field) \
__HPP_SORT_FN(_type, _field)
-#define HPP_PERCENT_ACC_FNS(_type, _str, _field, _min_width, _unit_width)\
-__HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
-__HPP_WIDTH_FN(_type, _min_width, _unit_width) \
+#define HPP_PERCENT_ACC_FNS(_type, _field) \
__HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
__HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
__HPP_SORT_ACC_FN(_type, _field)
-#define HPP_RAW_FNS(_type, _str, _field, _min_width, _unit_width) \
-__HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
-__HPP_WIDTH_FN(_type, _min_width, _unit_width) \
+#define HPP_RAW_FNS(_type, _field) \
__HPP_ENTRY_RAW_FN(_type, _field) \
__HPP_SORT_RAW_FN(_type, _field)
-__HPP_HEADER_FN(overhead_self, "Self", 8, 8)
-
-HPP_PERCENT_FNS(overhead, "Overhead", period, 8, 8)
-HPP_PERCENT_FNS(overhead_sys, "sys", period_sys, 8, 8)
-HPP_PERCENT_FNS(overhead_us, "usr", period_us, 8, 8)
-HPP_PERCENT_FNS(overhead_guest_sys, "guest sys", period_guest_sys, 9, 8)
-HPP_PERCENT_FNS(overhead_guest_us, "guest usr", period_guest_us, 9, 8)
-HPP_PERCENT_ACC_FNS(overhead_acc, "Children", period, 8, 8)
+HPP_PERCENT_FNS(overhead, period)
+HPP_PERCENT_FNS(overhead_sys, period_sys)
+HPP_PERCENT_FNS(overhead_us, period_us)
+HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
+HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
+HPP_PERCENT_ACC_FNS(overhead_acc, period)
-HPP_RAW_FNS(samples, "Samples", nr_events, 12, 12)
-HPP_RAW_FNS(period, "Period", period, 12, 12)
+HPP_RAW_FNS(samples, nr_events)
+HPP_RAW_FNS(period, period)
static int64_t hpp__nop_cmp(struct hist_entry *a __maybe_unused,
struct hist_entry *b __maybe_unused)
return 0;
}
-#define HPP__COLOR_PRINT_FNS(_name) \
+#define HPP__COLOR_PRINT_FNS(_name, _fn) \
{ \
- .header = hpp__header_ ## _name, \
- .width = hpp__width_ ## _name, \
- .color = hpp__color_ ## _name, \
- .entry = hpp__entry_ ## _name, \
+ .name = _name, \
+ .header = hpp__header_fn, \
+ .width = hpp__width_fn, \
+ .color = hpp__color_ ## _fn, \
+ .entry = hpp__entry_ ## _fn, \
.cmp = hpp__nop_cmp, \
.collapse = hpp__nop_cmp, \
- .sort = hpp__sort_ ## _name, \
+ .sort = hpp__sort_ ## _fn, \
}
-#define HPP__COLOR_ACC_PRINT_FNS(_name) \
+#define HPP__COLOR_ACC_PRINT_FNS(_name, _fn) \
{ \
- .header = hpp__header_ ## _name, \
- .width = hpp__width_ ## _name, \
- .color = hpp__color_ ## _name, \
- .entry = hpp__entry_ ## _name, \
+ .name = _name, \
+ .header = hpp__header_fn, \
+ .width = hpp__width_fn, \
+ .color = hpp__color_ ## _fn, \
+ .entry = hpp__entry_ ## _fn, \
.cmp = hpp__nop_cmp, \
.collapse = hpp__nop_cmp, \
- .sort = hpp__sort_ ## _name, \
+ .sort = hpp__sort_ ## _fn, \
}
-#define HPP__PRINT_FNS(_name) \
+#define HPP__PRINT_FNS(_name, _fn) \
{ \
- .header = hpp__header_ ## _name, \
- .width = hpp__width_ ## _name, \
- .entry = hpp__entry_ ## _name, \
+ .name = _name, \
+ .header = hpp__header_fn, \
+ .width = hpp__width_fn, \
+ .entry = hpp__entry_ ## _fn, \
.cmp = hpp__nop_cmp, \
.collapse = hpp__nop_cmp, \
- .sort = hpp__sort_ ## _name, \
+ .sort = hpp__sort_ ## _fn, \
}
struct perf_hpp_fmt perf_hpp__format[] = {
- HPP__COLOR_PRINT_FNS(overhead),
- HPP__COLOR_PRINT_FNS(overhead_sys),
- HPP__COLOR_PRINT_FNS(overhead_us),
- HPP__COLOR_PRINT_FNS(overhead_guest_sys),
- HPP__COLOR_PRINT_FNS(overhead_guest_us),
- HPP__COLOR_ACC_PRINT_FNS(overhead_acc),
- HPP__PRINT_FNS(samples),
- HPP__PRINT_FNS(period)
+ HPP__COLOR_PRINT_FNS("Overhead", overhead),
+ HPP__COLOR_PRINT_FNS("sys", overhead_sys),
+ HPP__COLOR_PRINT_FNS("usr", overhead_us),
+ HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys),
+ HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us),
+ HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc),
+ HPP__PRINT_FNS("Samples", samples),
+ HPP__PRINT_FNS("Period", period)
};
LIST_HEAD(perf_hpp__list);
if (symbol_conf.cumulate_callchain) {
perf_hpp__column_enable(PERF_HPP__OVERHEAD_ACC);
-
- perf_hpp__format[PERF_HPP__OVERHEAD].header =
- hpp__header_overhead_self;
+ perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
}
perf_hpp__column_enable(PERF_HPP__OVERHEAD);
return;
perf_hpp__column_disable(PERF_HPP__OVERHEAD_ACC);
- perf_hpp__format[PERF_HPP__OVERHEAD].header = hpp__header_overhead;
+ perf_hpp__format[PERF_HPP__OVERHEAD].name = "Overhead";
}
void perf_hpp__setup_output_field(void)
return ret;
}
+
+void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
+{
+ int idx;
+
+ if (perf_hpp__is_sort_entry(fmt))
+ return perf_hpp__reset_sort_width(fmt, hists);
+
+ for (idx = 0; idx < PERF_HPP__MAX_INDEX; idx++) {
+ if (fmt == &perf_hpp__format[idx])
+ break;
+ }
+
+ if (idx == PERF_HPP__MAX_INDEX)
+ return;
+
+ switch (idx) {
+ case PERF_HPP__OVERHEAD:
+ case PERF_HPP__OVERHEAD_SYS:
+ case PERF_HPP__OVERHEAD_US:
+ case PERF_HPP__OVERHEAD_ACC:
+ fmt->len = 8;
+ break;
+
+ case PERF_HPP__OVERHEAD_GUEST_SYS:
+ case PERF_HPP__OVERHEAD_GUEST_US:
+ fmt->len = 9;
+ break;
+
+ case PERF_HPP__SAMPLES:
+ case PERF_HPP__PERIOD:
+ fmt->len = 12;
+ break;
+
+ default:
+ break;
+ }
+}
+
+void perf_hpp__set_user_width(const char *width_list_str)
+{
+ struct perf_hpp_fmt *fmt;
+ const char *ptr = width_list_str;
+
+ perf_hpp__for_each_format(fmt) {
+ char *p;
+
+ int len = strtol(ptr, &p, 10);
+ fmt->user_len = len;
+
+ if (*p == ',')
+ ptr = p + 1;
+ else
+ break;
+ }
+}
init_rem_hits();
-
perf_hpp__for_each_format(fmt)
perf_hpp__reset_width(fmt, hists);
+ if (symbol_conf.col_width_list_str)
+ perf_hpp__set_user_width(symbol_conf.col_width_list_str);
+
if (!show_header)
goto print_entries;
struct kcore_extract kce;
bool delete_extract = false;
- if (filename) {
- snprintf(symfs_filename, sizeof(symfs_filename), "%s%s",
- symbol_conf.symfs, filename);
- }
+ if (filename)
+ symbol__join_symfs(symfs_filename, filename);
if (filename == NULL) {
if (dso->has_build_id) {
* DSO is the same as when 'perf record' ran.
*/
filename = (char *)dso->long_name;
- snprintf(symfs_filename, sizeof(symfs_filename), "%s%s",
- symbol_conf.symfs, filename);
+ symbol__join_symfs(symfs_filename, filename);
free_filename = false;
}
extern int perf_default_config(const char *, const char *, void *);
extern int perf_config(config_fn_t fn, void *);
extern int perf_config_int(const char *, const char *);
+extern u64 perf_config_u64(const char *, const char *);
extern int perf_config_bool(const char *, const char *);
extern int config_error_nonbool(const char *);
extern const char *perf_config_dirname(const char *, const char *);
{
/* use 'safest' configuration as used in perf_evsel__fallback() */
struct perf_event_attr attr = {
- .type = PERF_COUNT_SW_CPU_CLOCK,
+ .type = PERF_TYPE_SOFTWARE,
.config = PERF_COUNT_SW_CPU_CLOCK,
};
int fd;
return 1;
}
- WARN_ONCE(err != EINVAL,
+ WARN_ONCE(err != EINVAL && err != EBUSY,
"perf_event_open(..., PERF_FLAG_FD_CLOEXEC) failed with unexpected error %d (%s)\n",
err, strerror(err));
fd = sys_perf_event_open(&attr, 0, -1, -1, 0);
err = errno;
- if (WARN_ONCE(fd < 0,
+ if (WARN_ONCE(fd < 0 && err != EBUSY,
"perf_event_open(..., 0) failed unexpectedly with error %d (%s)\n",
err, strerror(err)))
return -1;
va_end(args);
return value_color_snprintf(bf, size, fmt, percent);
}
+
+int percent_color_len_snprintf(char *bf, size_t size, const char *fmt, ...)
+{
+ va_list args;
+ int len;
+ double percent;
+ const char *color;
+
+ va_start(args, fmt);
+ len = va_arg(args, int);
+ percent = va_arg(args, double);
+ va_end(args);
+
+ color = get_percent_color(percent);
+ return color_snprintf(bf, size, color, fmt, len, percent);
+}
int color_fwrite_lines(FILE *fp, const char *color, size_t count, const char *buf);
int value_color_snprintf(char *bf, size_t size, const char *fmt, double value);
int percent_color_snprintf(char *bf, size_t size, const char *fmt, ...);
+int percent_color_len_snprintf(char *bf, size_t size, const char *fmt, ...);
int percent_color_fprintf(FILE *fp, const char *fmt, double percent);
const char *get_percent_color(double percent);
return 0;
}
+static int perf_parse_llong(const char *value, long long *ret)
+{
+ if (value && *value) {
+ char *end;
+ long long val = strtoll(value, &end, 0);
+ unsigned long factor = 1;
+
+ if (!parse_unit_factor(end, &factor))
+ return 0;
+ *ret = val * factor;
+ return 1;
+ }
+ return 0;
+}
+
static int perf_parse_long(const char *value, long *ret)
{
if (value && *value) {
die("bad config value for '%s'", name);
}
+u64 perf_config_u64(const char *name, const char *value)
+{
+ long long ret = 0;
+
+ if (!perf_parse_llong(value, &ret))
+ die_bad_config(name);
+ return (u64) ret;
+}
+
int perf_config_int(const char *name, const char *value)
{
long ret = 0;
#include "util.h"
#include "target.h"
+#define NSECS_PER_SEC 1000000000ULL
+#define NSECS_PER_USEC 1000ULL
+
int verbose;
bool dump_trace = false, quiet = false;
+int debug_ordered_events;
static int _eprintf(int level, int var, const char *fmt, va_list args)
{
return ret;
}
+static int __eprintf_time(u64 t, const char *fmt, va_list args)
+{
+ int ret = 0;
+ u64 secs, usecs, nsecs = t;
+
+ secs = nsecs / NSECS_PER_SEC;
+ nsecs -= secs * NSECS_PER_SEC;
+ usecs = nsecs / NSECS_PER_USEC;
+
+ ret = fprintf(stderr, "[%13" PRIu64 ".%06" PRIu64 "] ",
+ secs, usecs);
+ ret += vfprintf(stderr, fmt, args);
+ return ret;
+}
+
+int eprintf_time(int level, int var, u64 t, const char *fmt, ...)
+{
+ int ret = 0;
+ va_list args;
+
+ if (var >= level) {
+ va_start(args, fmt);
+ ret = __eprintf_time(t, fmt, args);
+ va_end(args);
+ }
+
+ return ret;
+}
+
/*
* Overloading libtraceevent standard info print
* function, display with -v in perf.
const char *name;
int *ptr;
} debug_variables[] = {
- { .name = "verbose", .ptr = &verbose },
+ { .name = "verbose", .ptr = &verbose },
+ { .name = "ordered-events", .ptr = &debug_ordered_events},
{ .name = NULL, }
};
extern int verbose;
extern bool quiet, dump_trace;
+extern int debug_ordered_events;
#ifndef pr_fmt
#define pr_fmt(fmt) fmt
#define pr_debug3(fmt, ...) pr_debugN(3, pr_fmt(fmt), ##__VA_ARGS__)
#define pr_debug4(fmt, ...) pr_debugN(4, pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_time_N(n, var, t, fmt, ...) \
+ eprintf_time(n, var, t, fmt, ##__VA_ARGS__)
+
+#define pr_oe_time(t, fmt, ...) pr_time_N(1, debug_ordered_events, t, pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_oe_time2(t, fmt, ...) pr_time_N(2, debug_ordered_events, t, pr_fmt(fmt), ##__VA_ARGS__)
+
int dump_printf(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
void trace_event(union perf_event *event);
void pr_stat(const char *fmt, ...);
int eprintf(int level, int var, const char *fmt, ...) __attribute__((format(printf, 3, 4)));
+int eprintf_time(int level, int var, u64 t, const char *fmt, ...) __attribute__((format(printf, 4, 5)));
int perf_debug_option(const char *str);
{
char build_id_hex[BUILD_ID_SIZE * 2 + 1];
int ret = 0;
+ size_t len;
switch (type) {
case DSO_BINARY_TYPE__DEBUGLINK: {
break;
case DSO_BINARY_TYPE__FEDORA_DEBUGINFO:
- snprintf(filename, size, "%s/usr/lib/debug%s.debug",
- symbol_conf.symfs, dso->long_name);
+ len = __symbol__join_symfs(filename, size, "/usr/lib/debug");
+ snprintf(filename + len, size - len, "%s.debug", dso->long_name);
break;
case DSO_BINARY_TYPE__UBUNTU_DEBUGINFO:
- snprintf(filename, size, "%s/usr/lib/debug%s",
- symbol_conf.symfs, dso->long_name);
+ len = __symbol__join_symfs(filename, size, "/usr/lib/debug");
+ snprintf(filename + len, size - len, "%s", dso->long_name);
break;
case DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO:
{
const char *last_slash;
- size_t len;
size_t dir_size;
last_slash = dso->long_name + dso->long_name_len;
while (last_slash != dso->long_name && *last_slash != '/')
last_slash--;
- len = scnprintf(filename, size, "%s", symbol_conf.symfs);
+ len = __symbol__join_symfs(filename, size, "");
dir_size = last_slash - dso->long_name + 2;
if (dir_size > (size - len)) {
ret = -1;
build_id__sprintf(dso->build_id,
sizeof(dso->build_id),
build_id_hex);
- snprintf(filename, size,
- "%s/usr/lib/debug/.build-id/%.2s/%s.debug",
- symbol_conf.symfs, build_id_hex, build_id_hex + 2);
+ len = __symbol__join_symfs(filename, size, "/usr/lib/debug/.build-id/");
+ snprintf(filename + len, size - len, "%.2s/%s.debug",
+ build_id_hex, build_id_hex + 2);
break;
case DSO_BINARY_TYPE__VMLINUX:
case DSO_BINARY_TYPE__GUEST_VMLINUX:
case DSO_BINARY_TYPE__SYSTEM_PATH_DSO:
- snprintf(filename, size, "%s%s",
- symbol_conf.symfs, dso->long_name);
+ __symbol__join_symfs(filename, size, dso->long_name);
break;
case DSO_BINARY_TYPE__GUEST_KMODULE:
- snprintf(filename, size, "%s%s%s", symbol_conf.symfs,
- root_dir, dso->long_name);
+ path__join3(filename, size, symbol_conf.symfs,
+ root_dir, dso->long_name);
break;
case DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE:
- snprintf(filename, size, "%s%s", symbol_conf.symfs,
- dso->long_name);
+ __symbol__join_symfs(filename, size, dso->long_name);
break;
case DSO_BINARY_TYPE__KCORE:
}
if (!evlist->workload.pid) {
+ int ret;
+
if (pipe_output)
dup2(2, 1);
/*
* Wait until the parent tells us to go.
*/
- if (read(go_pipe[0], &bf, 1) == -1)
- perror("unable to read pipe");
+ ret = read(go_pipe[0], &bf, 1);
+ /*
+ * The parent will ask for the execvp() to be performed by
+ * writing exactly one byte, in workload.cork_fd, usually via
+ * perf_evlist__start_workload().
+ *
+ * For cancelling the workload without actuallin running it,
+ * the parent will just close workload.cork_fd, without writing
+ * anything, i.e. read will return zero and we just exit()
+ * here.
+ */
+ if (ret != 1) {
+ if (ret == -1)
+ perror("unable to read pipe");
+ exit(ret);
+ }
execvp(argv[0], (char **)argv);
if (opts->period)
perf_evsel__set_sample_bit(evsel, PERIOD);
- if (!perf_missing_features.sample_id_all &&
- (opts->sample_time || !opts->no_inherit ||
- target__has_cpu(&opts->target) || per_cpu))
+ /*
+ * When the user explicitely disabled time don't force it here.
+ */
+ if (opts->sample_time &&
+ (!perf_missing_features.sample_id_all &&
+ (!opts->no_inherit || target__has_cpu(&opts->target) || per_cpu)))
perf_evsel__set_sample_bit(evsel, TIME);
if (opts->raw_samples && !evsel->no_aux_samples) {
"No APIC? If so then you can boot the kernel with the \"lapic\" boot parameter to force-enable it.");
#endif
break;
+ case EBUSY:
+ if (find_process("oprofiled"))
+ return scnprintf(msg, size,
+ "The PMU counters are busy/taken by another profiler.\n"
+ "We found oprofile daemon running, please stop it and try again.");
+ break;
default:
break;
}
};
struct perf_hpp_fmt {
+ const char *name;
int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct perf_evsel *evsel);
int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct list_head list;
struct list_head sort_list;
bool elide;
+ int len;
+ int user_len;
};
extern struct list_head perf_hpp__list;
}
void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
+void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
+void perf_hpp__set_user_width(const char *width_list_str);
typedef u64 (*hpp_field_fn)(struct hist_entry *he);
typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
-int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
- hpp_field_fn get_field, const char *fmt,
- hpp_snprint_fn print_fn, bool fmt_percent);
-int __hpp__fmt_acc(struct perf_hpp *hpp, struct hist_entry *he,
- hpp_field_fn get_field, const char *fmt,
- hpp_snprint_fn print_fn, bool fmt_percent);
+int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he, hpp_field_fn get_field,
+ const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
+int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he, hpp_field_fn get_field,
+ const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
static inline void advance_hpp(struct perf_hpp *hpp, int inc)
{
--- /dev/null
+#include <linux/list.h>
+#include <linux/compiler.h>
+#include "ordered-events.h"
+#include "evlist.h"
+#include "session.h"
+#include "asm/bug.h"
+#include "debug.h"
+
+#define pr_N(n, fmt, ...) \
+ eprintf(n, debug_ordered_events, fmt, ##__VA_ARGS__)
+
+#define pr(fmt, ...) pr_N(1, pr_fmt(fmt), ##__VA_ARGS__)
+
+static void queue_event(struct ordered_events *oe, struct ordered_event *new)
+{
+ struct ordered_event *last = oe->last;
+ u64 timestamp = new->timestamp;
+ struct list_head *p;
+
+ ++oe->nr_events;
+ oe->last = new;
+
+ pr_oe_time2(timestamp, "queue_event nr_events %u\n", oe->nr_events);
+
+ if (!last) {
+ list_add(&new->list, &oe->events);
+ oe->max_timestamp = timestamp;
+ return;
+ }
+
+ /*
+ * last event might point to some random place in the list as it's
+ * the last queued event. We expect that the new event is close to
+ * this.
+ */
+ if (last->timestamp <= timestamp) {
+ while (last->timestamp <= timestamp) {
+ p = last->list.next;
+ if (p == &oe->events) {
+ list_add_tail(&new->list, &oe->events);
+ oe->max_timestamp = timestamp;
+ return;
+ }
+ last = list_entry(p, struct ordered_event, list);
+ }
+ list_add_tail(&new->list, &last->list);
+ } else {
+ while (last->timestamp > timestamp) {
+ p = last->list.prev;
+ if (p == &oe->events) {
+ list_add(&new->list, &oe->events);
+ return;
+ }
+ last = list_entry(p, struct ordered_event, list);
+ }
+ list_add(&new->list, &last->list);
+ }
+}
+
+#define MAX_SAMPLE_BUFFER (64 * 1024 / sizeof(struct ordered_event))
+static struct ordered_event *alloc_event(struct ordered_events *oe)
+{
+ struct list_head *cache = &oe->cache;
+ struct ordered_event *new = NULL;
+
+ if (!list_empty(cache)) {
+ new = list_entry(cache->next, struct ordered_event, list);
+ list_del(&new->list);
+ } else if (oe->buffer) {
+ new = oe->buffer + oe->buffer_idx;
+ if (++oe->buffer_idx == MAX_SAMPLE_BUFFER)
+ oe->buffer = NULL;
+ } else if (oe->cur_alloc_size < oe->max_alloc_size) {
+ size_t size = MAX_SAMPLE_BUFFER * sizeof(*new);
+
+ oe->buffer = malloc(size);
+ if (!oe->buffer)
+ return NULL;
+
+ pr("alloc size %" PRIu64 "B (+%zu), max %" PRIu64 "B\n",
+ oe->cur_alloc_size, size, oe->max_alloc_size);
+
+ oe->cur_alloc_size += size;
+ list_add(&oe->buffer->list, &oe->to_free);
+
+ /* First entry is abused to maintain the to_free list. */
+ oe->buffer_idx = 2;
+ new = oe->buffer + 1;
+ } else {
+ pr("allocation limit reached %" PRIu64 "B\n", oe->max_alloc_size);
+ }
+
+ return new;
+}
+
+struct ordered_event *
+ordered_events__new(struct ordered_events *oe, u64 timestamp)
+{
+ struct ordered_event *new;
+
+ new = alloc_event(oe);
+ if (new) {
+ new->timestamp = timestamp;
+ queue_event(oe, new);
+ }
+
+ return new;
+}
+
+void ordered_events__delete(struct ordered_events *oe, struct ordered_event *event)
+{
+ list_move(&event->list, &oe->cache);
+ oe->nr_events--;
+}
+
+static int __ordered_events__flush(struct perf_session *s,
+ struct perf_tool *tool)
+{
+ struct ordered_events *oe = &s->ordered_events;
+ struct list_head *head = &oe->events;
+ struct ordered_event *tmp, *iter;
+ struct perf_sample sample;
+ u64 limit = oe->next_flush;
+ u64 last_ts = oe->last ? oe->last->timestamp : 0ULL;
+ bool show_progress = limit == ULLONG_MAX;
+ struct ui_progress prog;
+ int ret;
+
+ if (!tool->ordered_events || !limit)
+ return 0;
+
+ if (show_progress)
+ ui_progress__init(&prog, oe->nr_events, "Processing time ordered events...");
+
+ list_for_each_entry_safe(iter, tmp, head, list) {
+ if (session_done())
+ return 0;
+
+ if (iter->timestamp > limit)
+ break;
+
+ ret = perf_evlist__parse_sample(s->evlist, iter->event, &sample);
+ if (ret)
+ pr_err("Can't parse sample, err = %d\n", ret);
+ else {
+ ret = perf_session__deliver_event(s, iter->event, &sample, tool,
+ iter->file_offset);
+ if (ret)
+ return ret;
+ }
+
+ ordered_events__delete(oe, iter);
+ oe->last_flush = iter->timestamp;
+
+ if (show_progress)
+ ui_progress__update(&prog, 1);
+ }
+
+ if (list_empty(head))
+ oe->last = NULL;
+ else if (last_ts <= limit)
+ oe->last = list_entry(head->prev, struct ordered_event, list);
+
+ return 0;
+}
+
+int ordered_events__flush(struct perf_session *s, struct perf_tool *tool,
+ enum oe_flush how)
+{
+ struct ordered_events *oe = &s->ordered_events;
+ static const char * const str[] = {
+ "NONE",
+ "FINAL",
+ "ROUND",
+ "HALF ",
+ };
+ int err;
+
+ switch (how) {
+ case OE_FLUSH__FINAL:
+ oe->next_flush = ULLONG_MAX;
+ break;
+
+ case OE_FLUSH__HALF:
+ {
+ struct ordered_event *first, *last;
+ struct list_head *head = &oe->events;
+
+ first = list_entry(head->next, struct ordered_event, list);
+ last = oe->last;
+
+ /* Warn if we are called before any event got allocated. */
+ if (WARN_ONCE(!last || list_empty(head), "empty queue"))
+ return 0;
+
+ oe->next_flush = first->timestamp;
+ oe->next_flush += (last->timestamp - first->timestamp) / 2;
+ break;
+ }
+
+ case OE_FLUSH__ROUND:
+ case OE_FLUSH__NONE:
+ default:
+ break;
+ };
+
+ pr_oe_time(oe->next_flush, "next_flush - ordered_events__flush PRE %s, nr_events %u\n",
+ str[how], oe->nr_events);
+ pr_oe_time(oe->max_timestamp, "max_timestamp\n");
+
+ err = __ordered_events__flush(s, tool);
+
+ if (!err) {
+ if (how == OE_FLUSH__ROUND)
+ oe->next_flush = oe->max_timestamp;
+
+ oe->last_flush_type = how;
+ }
+
+ pr_oe_time(oe->next_flush, "next_flush - ordered_events__flush POST %s, nr_events %u\n",
+ str[how], oe->nr_events);
+ pr_oe_time(oe->last_flush, "last_flush\n");
+
+ return err;
+}
+
+void ordered_events__init(struct ordered_events *oe)
+{
+ INIT_LIST_HEAD(&oe->events);
+ INIT_LIST_HEAD(&oe->cache);
+ INIT_LIST_HEAD(&oe->to_free);
+ oe->max_alloc_size = (u64) -1;
+ oe->cur_alloc_size = 0;
+}
+
+void ordered_events__free(struct ordered_events *oe)
+{
+ while (!list_empty(&oe->to_free)) {
+ struct ordered_event *event;
+
+ event = list_entry(oe->to_free.next, struct ordered_event, list);
+ list_del(&event->list);
+ free(event);
+ }
+}
--- /dev/null
+#ifndef __ORDERED_EVENTS_H
+#define __ORDERED_EVENTS_H
+
+#include <linux/types.h>
+#include "tool.h"
+
+struct perf_session;
+
+struct ordered_event {
+ u64 timestamp;
+ u64 file_offset;
+ union perf_event *event;
+ struct list_head list;
+};
+
+enum oe_flush {
+ OE_FLUSH__NONE,
+ OE_FLUSH__FINAL,
+ OE_FLUSH__ROUND,
+ OE_FLUSH__HALF,
+};
+
+struct ordered_events {
+ u64 last_flush;
+ u64 next_flush;
+ u64 max_timestamp;
+ u64 max_alloc_size;
+ u64 cur_alloc_size;
+ struct list_head events;
+ struct list_head cache;
+ struct list_head to_free;
+ struct ordered_event *buffer;
+ struct ordered_event *last;
+ int buffer_idx;
+ unsigned int nr_events;
+ enum oe_flush last_flush_type;
+};
+
+struct ordered_event *ordered_events__new(struct ordered_events *oe, u64 timestamp);
+void ordered_events__delete(struct ordered_events *oe, struct ordered_event *event);
+int ordered_events__flush(struct perf_session *s, struct perf_tool *tool,
+ enum oe_flush how);
+void ordered_events__init(struct ordered_events *oe);
+void ordered_events__free(struct ordered_events *oe);
+
+static inline
+void ordered_events__set_alloc_size(struct ordered_events *oe, u64 size)
+{
+ oe->max_alloc_size = size;
+}
+#endif /* __ORDERED_EVENTS_H */
#include "util.h"
#include "cpumap.h"
#include "perf_regs.h"
+#include "asm/bug.h"
static int perf_session__open(struct perf_session *session)
{
goto out;
session->repipe = repipe;
- INIT_LIST_HEAD(&session->ordered_samples.samples);
- INIT_LIST_HEAD(&session->ordered_samples.sample_cache);
- INIT_LIST_HEAD(&session->ordered_samples.to_free);
+ ordered_events__init(&session->ordered_events);
machines__init(&session->machines);
if (file) {
}
if (tool && tool->ordering_requires_timestamps &&
- tool->ordered_samples && !perf_evlist__sample_id_all(session->evlist)) {
+ tool->ordered_events && !perf_evlist__sample_id_all(session->evlist)) {
dump_printf("WARNING: No sample_id_all support, falling back to unordered processing\n");
- tool->ordered_samples = false;
+ tool->ordered_events = false;
}
return session;
if (tool->build_id == NULL)
tool->build_id = process_finished_round_stub;
if (tool->finished_round == NULL) {
- if (tool->ordered_samples)
+ if (tool->ordered_events)
tool->finished_round = process_finished_round;
else
tool->finished_round = process_finished_round_stub;
[PERF_RECORD_HEADER_MAX] = NULL,
};
-struct sample_queue {
- u64 timestamp;
- u64 file_offset;
- union perf_event *event;
- struct list_head list;
-};
-
-static void perf_session_free_sample_buffers(struct perf_session *session)
-{
- struct ordered_samples *os = &session->ordered_samples;
-
- while (!list_empty(&os->to_free)) {
- struct sample_queue *sq;
-
- sq = list_entry(os->to_free.next, struct sample_queue, list);
- list_del(&sq->list);
- free(sq);
- }
-}
-
-static int perf_session_deliver_event(struct perf_session *session,
- union perf_event *event,
- struct perf_sample *sample,
- struct perf_tool *tool,
- u64 file_offset);
-
-static int flush_sample_queue(struct perf_session *s,
- struct perf_tool *tool)
-{
- struct ordered_samples *os = &s->ordered_samples;
- struct list_head *head = &os->samples;
- struct sample_queue *tmp, *iter;
- struct perf_sample sample;
- u64 limit = os->next_flush;
- u64 last_ts = os->last_sample ? os->last_sample->timestamp : 0ULL;
- bool show_progress = limit == ULLONG_MAX;
- struct ui_progress prog;
- int ret;
-
- if (!tool->ordered_samples || !limit)
- return 0;
-
- if (show_progress)
- ui_progress__init(&prog, os->nr_samples, "Processing time ordered events...");
-
- list_for_each_entry_safe(iter, tmp, head, list) {
- if (session_done())
- return 0;
-
- if (iter->timestamp > limit)
- break;
-
- ret = perf_evlist__parse_sample(s->evlist, iter->event, &sample);
- if (ret)
- pr_err("Can't parse sample, err = %d\n", ret);
- else {
- ret = perf_session_deliver_event(s, iter->event, &sample, tool,
- iter->file_offset);
- if (ret)
- return ret;
- }
-
- os->last_flush = iter->timestamp;
- list_del(&iter->list);
- list_add(&iter->list, &os->sample_cache);
- os->nr_samples--;
-
- if (show_progress)
- ui_progress__update(&prog, 1);
- }
-
- if (list_empty(head)) {
- os->last_sample = NULL;
- } else if (last_ts <= limit) {
- os->last_sample =
- list_entry(head->prev, struct sample_queue, list);
- }
-
- return 0;
-}
-
/*
* When perf record finishes a pass on every buffers, it records this pseudo
* event.
union perf_event *event __maybe_unused,
struct perf_session *session)
{
- int ret = flush_sample_queue(session, tool);
- if (!ret)
- session->ordered_samples.next_flush = session->ordered_samples.max_timestamp;
-
- return ret;
-}
-
-/* The queue is ordered by time */
-static void __queue_event(struct sample_queue *new, struct perf_session *s)
-{
- struct ordered_samples *os = &s->ordered_samples;
- struct sample_queue *sample = os->last_sample;
- u64 timestamp = new->timestamp;
- struct list_head *p;
-
- ++os->nr_samples;
- os->last_sample = new;
-
- if (!sample) {
- list_add(&new->list, &os->samples);
- os->max_timestamp = timestamp;
- return;
- }
-
- /*
- * last_sample might point to some random place in the list as it's
- * the last queued event. We expect that the new event is close to
- * this.
- */
- if (sample->timestamp <= timestamp) {
- while (sample->timestamp <= timestamp) {
- p = sample->list.next;
- if (p == &os->samples) {
- list_add_tail(&new->list, &os->samples);
- os->max_timestamp = timestamp;
- return;
- }
- sample = list_entry(p, struct sample_queue, list);
- }
- list_add_tail(&new->list, &sample->list);
- } else {
- while (sample->timestamp > timestamp) {
- p = sample->list.prev;
- if (p == &os->samples) {
- list_add(&new->list, &os->samples);
- return;
- }
- sample = list_entry(p, struct sample_queue, list);
- }
- list_add(&new->list, &sample->list);
- }
+ return ordered_events__flush(session, tool, OE_FLUSH__ROUND);
}
-#define MAX_SAMPLE_BUFFER (64 * 1024 / sizeof(struct sample_queue))
-
int perf_session_queue_event(struct perf_session *s, union perf_event *event,
- struct perf_sample *sample, u64 file_offset)
+ struct perf_tool *tool, struct perf_sample *sample,
+ u64 file_offset)
{
- struct ordered_samples *os = &s->ordered_samples;
- struct list_head *sc = &os->sample_cache;
+ struct ordered_events *oe = &s->ordered_events;
u64 timestamp = sample->time;
- struct sample_queue *new;
+ struct ordered_event *new;
if (!timestamp || timestamp == ~0ULL)
return -ETIME;
- if (timestamp < s->ordered_samples.last_flush) {
- printf("Warning: Timestamp below last timeslice flush\n");
- return -EINVAL;
+ if (timestamp < oe->last_flush) {
+ WARN_ONCE(1, "Timestamp below last timeslice flush\n");
+
+ pr_oe_time(timestamp, "out of order event");
+ pr_oe_time(oe->last_flush, "last flush, last_flush_type %d\n",
+ oe->last_flush_type);
+
+ /* We could get out of order messages after forced flush. */
+ if (oe->last_flush_type != OE_FLUSH__HALF)
+ return -EINVAL;
}
- if (!list_empty(sc)) {
- new = list_entry(sc->next, struct sample_queue, list);
- list_del(&new->list);
- } else if (os->sample_buffer) {
- new = os->sample_buffer + os->sample_buffer_idx;
- if (++os->sample_buffer_idx == MAX_SAMPLE_BUFFER)
- os->sample_buffer = NULL;
- } else {
- os->sample_buffer = malloc(MAX_SAMPLE_BUFFER * sizeof(*new));
- if (!os->sample_buffer)
- return -ENOMEM;
- list_add(&os->sample_buffer->list, &os->to_free);
- os->sample_buffer_idx = 2;
- new = os->sample_buffer + 1;
+ new = ordered_events__new(oe, timestamp);
+ if (!new) {
+ ordered_events__flush(s, tool, OE_FLUSH__HALF);
+ new = ordered_events__new(oe, timestamp);
}
- new->timestamp = timestamp;
+ if (!new)
+ return -ENOMEM;
+
new->file_offset = file_offset;
new->event = event;
-
- __queue_event(new, s);
-
return 0;
}
&sample->read.one, machine);
}
-static int perf_session_deliver_event(struct perf_session *session,
- union perf_event *event,
- struct perf_sample *sample,
- struct perf_tool *tool,
- u64 file_offset)
+int perf_session__deliver_event(struct perf_session *session,
+ union perf_event *event,
+ struct perf_sample *sample,
+ struct perf_tool *tool, u64 file_offset)
{
struct perf_evsel *evsel;
struct machine *machine;
if (ret)
return ret;
- if (tool->ordered_samples) {
- ret = perf_session_queue_event(session, event, &sample,
+ if (tool->ordered_events) {
+ ret = perf_session_queue_event(session, event, tool, &sample,
file_offset);
if (ret != -ETIME)
return ret;
}
- return perf_session_deliver_event(session, event, &sample, tool,
- file_offset);
+ return perf_session__deliver_event(session, event, &sample, tool,
+ file_offset);
}
void perf_event_header__bswap(struct perf_event_header *hdr)
goto more;
done:
/* do the final flush for ordered samples */
- session->ordered_samples.next_flush = ULLONG_MAX;
- err = flush_sample_queue(session, tool);
+ err = ordered_events__flush(session, tool, OE_FLUSH__FINAL);
out_err:
free(buf);
perf_session__warn_about_errors(session, tool);
- perf_session_free_sample_buffers(session);
+ ordered_events__free(&session->ordered_events);
return err;
}
out:
/* do the final flush for ordered samples */
- session->ordered_samples.next_flush = ULLONG_MAX;
- err = flush_sample_queue(session, tool);
+ err = ordered_events__flush(session, tool, OE_FLUSH__FINAL);
out_err:
ui_progress__finish();
perf_session__warn_about_errors(session, tool);
- perf_session_free_sample_buffers(session);
+ ordered_events__free(&session->ordered_events);
session->one_mmap = false;
return err;
}
#include "symbol.h"
#include "thread.h"
#include "data.h"
+#include "ordered-events.h"
#include <linux/rbtree.h>
#include <linux/perf_event.h>
-struct sample_queue;
struct ip_callchain;
struct thread;
-struct ordered_samples {
- u64 last_flush;
- u64 next_flush;
- u64 max_timestamp;
- struct list_head samples;
- struct list_head sample_cache;
- struct list_head to_free;
- struct sample_queue *sample_buffer;
- struct sample_queue *last_sample;
- int sample_buffer_idx;
- unsigned int nr_samples;
-};
-
struct perf_session {
struct perf_header header;
struct machines machines;
bool one_mmap;
void *one_mmap_addr;
u64 one_mmap_offset;
- struct ordered_samples ordered_samples;
+ struct ordered_events ordered_events;
struct perf_data_file *file;
};
struct perf_tool *tool);
int perf_session_queue_event(struct perf_session *s, union perf_event *event,
- struct perf_sample *sample, u64 file_offset);
+ struct perf_tool *tool, struct perf_sample *sample,
+ u64 file_offset);
void perf_tool__fill_defaults(struct perf_tool *tool);
+int perf_session__deliver_event(struct perf_session *session,
+ union perf_event *event,
+ struct perf_sample *sample,
+ struct perf_tool *tool, u64 file_offset);
+
int perf_session__resolve_callchain(struct perf_session *session,
struct perf_evsel *evsel,
struct thread *thread,
size_t size, unsigned int width)
{
const char *comm = thread__comm_str(he->thread);
- return repsep_snprintf(bf, size, "%*s:%5d", width - 6,
- comm ?: "", he->thread->tid);
+
+ width = max(7U, width) - 6;
+ return repsep_snprintf(bf, size, "%5d:%-*.*s", he->thread->tid,
+ width, width, comm ?: "");
}
struct sort_entry sort_thread = {
- .se_header = "Command: Pid",
+ .se_header = " Pid:Command",
.se_cmp = sort__thread_cmp,
.se_snprintf = hist_entry__thread_snprintf,
.se_width_idx = HISTC_THREAD,
static int hist_entry__comm_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
- return repsep_snprintf(bf, size, "%*s", width, comm__str(he->comm));
+ return repsep_snprintf(bf, size, "%-*.*s", width, width, comm__str(he->comm));
}
struct sort_entry sort_comm = {
if (map && map->dso) {
const char *dso_name = !verbose ? map->dso->short_name :
map->dso->long_name;
- return repsep_snprintf(bf, size, "%-*s", width, dso_name);
+ return repsep_snprintf(bf, size, "%-*.*s", width, width, dso_name);
}
- return repsep_snprintf(bf, size, "%-*s", width, "[unknown]");
+ return repsep_snprintf(bf, size, "%-*.*s", width, width, "[unknown]");
}
static int hist_entry__dso_snprintf(struct hist_entry *he, char *bf,
width - ret, "");
}
- return ret;
+ if (ret > width)
+ bf[width] = '\0';
+
+ return width;
}
static int hist_entry__sym_snprintf(struct hist_entry *he, char *bf,
}
static int hist_entry__srcline_snprintf(struct hist_entry *he, char *bf,
- size_t size,
- unsigned int width __maybe_unused)
+ size_t size, unsigned int width)
{
- return repsep_snprintf(bf, size, "%s", he->srcline);
+ return repsep_snprintf(bf, size, "%*.*-s", width, width, he->srcline);
}
struct sort_entry sort_srcline = {
static int hist_entry__parent_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
- return repsep_snprintf(bf, size, "%-*s", width,
+ return repsep_snprintf(bf, size, "%-*.*s", width, width,
he->parent ? he->parent->name : "[other]");
}
static int hist_entry__cpu_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
- return repsep_snprintf(bf, size, "%*d", width, he->cpu);
+ return repsep_snprintf(bf, size, "%*.*d", width, width, he->cpu);
}
struct sort_entry sort_cpu = {
else if (he->branch_info->flags.mispred)
out = "Y";
- return repsep_snprintf(bf, size, "%-*s", width, out);
+ return repsep_snprintf(bf, size, "%-*.*s", width, width, out);
}
/* --sort daddr_sym */
return hse_a->se == hse_b->se;
}
-void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
+void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists)
{
struct hpp_sort_entry *hse;
return;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
- hists__new_col_len(hists, hse->se->se_width_idx,
- strlen(hse->se->se_header));
+ hists__new_col_len(hists, hse->se->se_width_idx, strlen(fmt->name));
}
static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct perf_evsel *evsel)
{
struct hpp_sort_entry *hse;
- size_t len;
+ size_t len = fmt->user_len;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
- len = hists__col_len(&evsel->hists, hse->se->se_width_idx);
- return scnprintf(hpp->buf, hpp->size, "%-*s", len, hse->se->se_header);
+ if (!len)
+ len = hists__col_len(&evsel->hists, hse->se->se_width_idx);
+
+ return scnprintf(hpp->buf, hpp->size, "%-*.*s", len, len, fmt->name);
}
static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
struct perf_evsel *evsel)
{
struct hpp_sort_entry *hse;
+ size_t len = fmt->user_len;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
- return hists__col_len(&evsel->hists, hse->se->se_width_idx);
+ if (!len)
+ len = hists__col_len(&evsel->hists, hse->se->se_width_idx);
+
+ return len;
}
static int __sort__hpp_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hist_entry *he)
{
struct hpp_sort_entry *hse;
- size_t len;
+ size_t len = fmt->user_len;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
- len = hists__col_len(he->hists, hse->se->se_width_idx);
+
+ if (!len)
+ len = hists__col_len(he->hists, hse->se->se_width_idx);
return hse->se->se_snprintf(he, hpp->buf, hpp->size, len);
}
}
hse->se = sd->entry;
+ hse->hpp.name = sd->entry->se_header;
hse->hpp.header = __sort__hpp_header;
hse->hpp.width = __sort__hpp_width;
hse->hpp.entry = __sort__hpp_entry;
INIT_LIST_HEAD(&hse->hpp.list);
INIT_LIST_HEAD(&hse->hpp.sort_list);
hse->hpp.elide = false;
+ hse->hpp.len = 0;
+ hse->hpp.user_len = 0;
return hse;
}
if (vmlinux[0] == '/')
snprintf(symfs_vmlinux, sizeof(symfs_vmlinux), "%s", vmlinux);
else
- snprintf(symfs_vmlinux, sizeof(symfs_vmlinux), "%s%s",
- symbol_conf.symfs, vmlinux);
+ symbol__join_symfs(symfs_vmlinux, vmlinux);
if (dso->kernel == DSO_TYPE_GUEST_KERNEL)
symtab_type = DSO_BINARY_TYPE__GUEST_VMLINUX;
#include <libgen.h>
#include "build-id.h"
#include "event.h"
+#include "util.h"
#ifdef HAVE_LIBELF_SUPPORT
#include <libelf.h>
};
extern struct symbol_conf symbol_conf;
+
+static inline int __symbol__join_symfs(char *bf, size_t size, const char *path)
+{
+ return path__join(bf, size, symbol_conf.symfs, path);
+}
+
+#define symbol__join_symfs(bf, path) __symbol__join_symfs(bf, sizeof(bf), path)
+
extern int vmlinux_path__nr_entries;
extern char **vmlinux_path;
event_op2 tracing_data;
event_op2 finished_round,
build_id;
- bool ordered_samples;
+ bool ordered_events;
bool ordering_requires_timestamps;
};
++m;
}
}
+
+bool find_process(const char *name)
+{
+ size_t len = strlen(name);
+ DIR *dir;
+ struct dirent *d;
+ int ret = -1;
+
+ dir = opendir(procfs__mountpoint());
+ if (!dir)
+ return -1;
+
+ /* Walk through the directory. */
+ while (ret && (d = readdir(dir)) != NULL) {
+ char path[PATH_MAX];
+ char *data;
+ size_t size;
+
+ if ((d->d_type != DT_DIR) ||
+ !strcmp(".", d->d_name) ||
+ !strcmp("..", d->d_name))
+ continue;
+
+ scnprintf(path, sizeof(path), "%s/%s/comm",
+ procfs__mountpoint(), d->d_name);
+
+ if (filename__read_str(path, &data, &size))
+ continue;
+
+ ret = strncmp(name, data, len);
+ free(data);
+ }
+
+ closedir(dir);
+ return ret ? false : true;
+}
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <inttypes.h>
+#include <linux/kernel.h>
#include <linux/magic.h>
#include <linux/types.h>
#include <sys/ttydefaults.h>
#define SRCLINE_UNKNOWN ((char *) "??:0")
+static inline int path__join(char *bf, size_t size,
+ const char *path1, const char *path2)
+{
+ return scnprintf(bf, size, "%s%s%s", path1, path1[0] ? "/" : "", path2);
+}
+
+static inline int path__join3(char *bf, size_t size,
+ const char *path1, const char *path2,
+ const char *path3)
+{
+ return scnprintf(bf, size, "%s%s%s%s%s",
+ path1, path1[0] ? "/" : "",
+ path2, path2[0] ? "/" : "", path3);
+}
+
struct dso;
char *get_srcline(struct dso *dso, unsigned long addr);
void mem_bswap_32(void *src, int byte_size);
const char *get_filename_for_perf_kvm(void);
+bool find_process(const char *name);
#endif /* GIT_COMPAT_UTIL_H */