linux/tools/perf/ui/hist.c

689 lines
16 KiB
C
Raw Normal View History

#include <math.h>
#include <linux/compiler.h>
#include "../util/hist.h"
#include "../util/util.h"
#include "../util/sort.h"
#include "../util/evsel.h"
/* hist period print (hpp) functions */
#define hpp__call_print_fn(hpp, fn, fmt, ...) \
({ \
int __ret = fn(hpp, fmt, ##__VA_ARGS__); \
advance_hpp(hpp, __ret); \
__ret; \
})
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;
struct perf_evsel *evsel = hists_to_evsel(hists);
char *buf = hpp->buf;
size_t size = hpp->size;
perf hists browser: Add support to display whole group data for raw columns Currently we don't display group members' values for raw columns like 'Samples' and 'Period' when in group report mode. Uniting '__hpp__percent_fmt' and '__hpp__raw_fmt' function under new function __hpp__fmt. It's basically '__hpp__percent_fmt' code with new 'fmt_percent' bool parameter added saying whether raw number or percentage should be printed. This way raw columns print out all the group members when in group report mode, like: $ perf record -e '{cycles,cache-misses}' ls ... $ perf report --group --show-total-period --stdio ... # Overhead Period Command Shared Object Symbol # ................ ........................ ....... ................. ................................. # 23.63% 11.24% 3331335 317 ls [kernel.kallsyms] [k] __lock_acquire 12.72% 0.00% 1793100 0 ls [kernel.kallsyms] [k] native_sched_clock 9.72% 0.00% 1369920 0 ls libc-2.14.90.so [.] _nl_find_locale 0.03% 0.07% 4476 2 ls [kernel.kallsyms] [k] intel_pmu_enable_all 0.00% 11.73% 0 331 ls ld-2.14.90.so [.] _dl_cache_libcmp 0.00% 11.06% 0 312 ls [kernel.kallsyms] [k] vma_interval_tree_insert Signed-off-by: Jiri Olsa <jolsa@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1359981185-16819-2-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2013-02-04 12:32:55 +00:00
if (fmt_percent) {
double percent = 0.0;
u64 total = hists__total_period(hists);
if (total)
percent = 100.0 * get_field(he) / total;
perf hists browser: Add support to display whole group data for raw columns Currently we don't display group members' values for raw columns like 'Samples' and 'Period' when in group report mode. Uniting '__hpp__percent_fmt' and '__hpp__raw_fmt' function under new function __hpp__fmt. It's basically '__hpp__percent_fmt' code with new 'fmt_percent' bool parameter added saying whether raw number or percentage should be printed. This way raw columns print out all the group members when in group report mode, like: $ perf record -e '{cycles,cache-misses}' ls ... $ perf report --group --show-total-period --stdio ... # Overhead Period Command Shared Object Symbol # ................ ........................ ....... ................. ................................. # 23.63% 11.24% 3331335 317 ls [kernel.kallsyms] [k] __lock_acquire 12.72% 0.00% 1793100 0 ls [kernel.kallsyms] [k] native_sched_clock 9.72% 0.00% 1369920 0 ls libc-2.14.90.so [.] _nl_find_locale 0.03% 0.07% 4476 2 ls [kernel.kallsyms] [k] intel_pmu_enable_all 0.00% 11.73% 0 331 ls ld-2.14.90.so [.] _dl_cache_libcmp 0.00% 11.06% 0 312 ls [kernel.kallsyms] [k] vma_interval_tree_insert Signed-off-by: Jiri Olsa <jolsa@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1359981185-16819-2-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2013-02-04 12:32:55 +00:00
ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
perf hists browser: Add support to display whole group data for raw columns Currently we don't display group members' values for raw columns like 'Samples' and 'Period' when in group report mode. Uniting '__hpp__percent_fmt' and '__hpp__raw_fmt' function under new function __hpp__fmt. It's basically '__hpp__percent_fmt' code with new 'fmt_percent' bool parameter added saying whether raw number or percentage should be printed. This way raw columns print out all the group members when in group report mode, like: $ perf record -e '{cycles,cache-misses}' ls ... $ perf report --group --show-total-period --stdio ... # Overhead Period Command Shared Object Symbol # ................ ........................ ....... ................. ................................. # 23.63% 11.24% 3331335 317 ls [kernel.kallsyms] [k] __lock_acquire 12.72% 0.00% 1793100 0 ls [kernel.kallsyms] [k] native_sched_clock 9.72% 0.00% 1369920 0 ls libc-2.14.90.so [.] _nl_find_locale 0.03% 0.07% 4476 2 ls [kernel.kallsyms] [k] intel_pmu_enable_all 0.00% 11.73% 0 331 ls ld-2.14.90.so [.] _dl_cache_libcmp 0.00% 11.06% 0 312 ls [kernel.kallsyms] [k] vma_interval_tree_insert Signed-off-by: Jiri Olsa <jolsa@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1359981185-16819-2-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2013-02-04 12:32:55 +00:00
} else
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;
struct hist_entry *pair;
int nr_members = evsel->nr_members;
prev_idx = perf_evsel__group_idx(evsel);
list_for_each_entry(pair, &he->pairs.head, pairs.node) {
u64 period = get_field(pair);
u64 total = hists__total_period(pair->hists);
if (!total)
continue;
evsel = hists_to_evsel(pair->hists);
idx_delta = perf_evsel__group_idx(evsel) - prev_idx - 1;
while (idx_delta--) {
/*
* zero-fill group members in the middle which
* have no sample
*/
if (fmt_percent) {
ret += hpp__call_print_fn(hpp, print_fn,
fmt, len, 0.0);
} else {
ret += hpp__call_print_fn(hpp, print_fn,
fmt, len, 0ULL);
}
}
if (fmt_percent) {
ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
100.0 * period / total);
} else {
ret += hpp__call_print_fn(hpp, print_fn, fmt,
len, period);
}
prev_idx = perf_evsel__group_idx(evsel);
}
idx_delta = nr_members - prev_idx - 1;
while (idx_delta--) {
/*
* zero-fill group members at last which have no sample
*/
if (fmt_percent) {
ret += hpp__call_print_fn(hpp, print_fn,
fmt, len, 0.0);
} else {
ret += hpp__call_print_fn(hpp, print_fn,
fmt, len, 0ULL);
}
}
}
/*
* Restore original buf and size as it's where caller expects
* the result will be saved.
*/
hpp->buf = buf;
hpp->size = size;
return ret;
}
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) {
int len = fmt->user_len ?: fmt->len;
return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
}
return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
}
static int field_cmp(u64 field_a, u64 field_b)
{
if (field_a > field_b)
return 1;
if (field_a < field_b)
return -1;
return 0;
}
static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
hpp_field_fn get_field)
{
s64 ret;
int i, nr_members;
struct perf_evsel *evsel;
struct hist_entry *pair;
u64 *fields_a, *fields_b;
ret = field_cmp(get_field(a), get_field(b));
if (ret || !symbol_conf.event_group)
return ret;
evsel = hists_to_evsel(a->hists);
if (!perf_evsel__is_group_event(evsel))
return ret;
nr_members = evsel->nr_members;
fields_a = calloc(nr_members, sizeof(*fields_a));
fields_b = calloc(nr_members, sizeof(*fields_b));
if (!fields_a || !fields_b)
goto out;
list_for_each_entry(pair, &a->pairs.head, pairs.node) {
evsel = hists_to_evsel(pair->hists);
fields_a[perf_evsel__group_idx(evsel)] = get_field(pair);
}
list_for_each_entry(pair, &b->pairs.head, pairs.node) {
evsel = hists_to_evsel(pair->hists);
fields_b[perf_evsel__group_idx(evsel)] = get_field(pair);
}
for (i = 1; i < nr_members; i++) {
ret = field_cmp(fields_a[i], fields_b[i]);
if (ret)
break;
}
out:
free(fields_a);
free(fields_b);
return ret;
}
static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
hpp_field_fn get_field)
{
s64 ret = 0;
if (symbol_conf.cumulate_callchain) {
/*
* Put caller above callee when they have equal period.
*/
ret = field_cmp(get_field(a), get_field(b));
if (ret)
return ret;
if (a->thread != b->thread || !symbol_conf.use_callchain)
return 0;
ret = b->callchain->max_depth - a->callchain->max_depth;
}
return ret;
}
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, len;
va_start(args, fmt);
len = va_arg(args, int);
percent = va_arg(args, double);
ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
va_end(args);
return (ret >= ssize) ? (ssize - 1) : ret;
}
static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
{
va_list args;
ssize_t ssize = hpp->size;
int ret;
va_start(args, fmt);
ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
va_end(args);
return (ret >= ssize) ? (ssize - 1) : ret;
}
#define __HPP_COLOR_PERCENT_FN(_type, _field) \
static u64 he_get_##_field(struct hist_entry *he) \
{ \
return he->stat._field; \
} \
\
static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
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, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
hpp_entry_scnprintf, true); \
}
#define __HPP_SORT_FN(_type, _field) \
static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
struct hist_entry *a, struct hist_entry *b) \
{ \
return __hpp__sort(a, b, he_get_##_field); \
}
#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
static u64 he_get_acc_##_field(struct hist_entry *he) \
{ \
return he->stat_acc->_field; \
} \
\
static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
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, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
hpp_entry_scnprintf, true); \
}
#define __HPP_SORT_ACC_FN(_type, _field) \
static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
struct hist_entry *a, struct hist_entry *b) \
{ \
return __hpp__sort_acc(a, b, he_get_acc_##_field); \
}
#define __HPP_ENTRY_RAW_FN(_type, _field) \
static u64 he_get_raw_##_field(struct hist_entry *he) \
{ \
return he->stat._field; \
} \
\
static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
hpp_entry_scnprintf, false); \
}
#define __HPP_SORT_RAW_FN(_type, _field) \
static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
struct hist_entry *a, struct hist_entry *b) \
{ \
return __hpp__sort(a, b, he_get_raw_##_field); \
}
#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, _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, _field) \
__HPP_ENTRY_RAW_FN(_type, _field) \
__HPP_SORT_RAW_FN(_type, _field)
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, nr_events)
HPP_RAW_FNS(period, period)
static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
struct hist_entry *a __maybe_unused,
struct hist_entry *b __maybe_unused)
{
return 0;
}
static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
{
return a->header == hpp__header_fn;
}
static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
{
if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
return false;
return a->idx == b->idx;
}
#define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
{ \
.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_ ## _fn, \
.idx = PERF_HPP__ ## _idx, \
.equal = hpp__equal, \
}
#define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
{ \
.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_ ## _fn, \
.idx = PERF_HPP__ ## _idx, \
.equal = hpp__equal, \
}
#define HPP__PRINT_FNS(_name, _fn, _idx) \
{ \
.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_ ## _fn, \
.idx = PERF_HPP__ ## _idx, \
.equal = hpp__equal, \
}
struct perf_hpp_fmt perf_hpp__format[] = {
HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
HPP__PRINT_FNS("Samples", samples, SAMPLES),
HPP__PRINT_FNS("Period", period, PERIOD)
};
struct perf_hpp_list perf_hpp_list = {
.fields = LIST_HEAD_INIT(perf_hpp_list.fields),
.sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
};
#undef HPP__COLOR_PRINT_FNS
#undef HPP__COLOR_ACC_PRINT_FNS
#undef HPP__PRINT_FNS
#undef HPP_PERCENT_FNS
#undef HPP_PERCENT_ACC_FNS
#undef HPP_RAW_FNS
#undef __HPP_HEADER_FN
#undef __HPP_WIDTH_FN
#undef __HPP_COLOR_PERCENT_FN
#undef __HPP_ENTRY_PERCENT_FN
#undef __HPP_COLOR_ACC_PERCENT_FN
#undef __HPP_ENTRY_ACC_PERCENT_FN
#undef __HPP_ENTRY_RAW_FN
#undef __HPP_SORT_FN
#undef __HPP_SORT_ACC_FN
#undef __HPP_SORT_RAW_FN
void perf_hpp__init(void)
{
int i;
for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
INIT_LIST_HEAD(&fmt->list);
/* sort_list may be linked by setup_sorting() */
if (fmt->sort_list.next == NULL)
INIT_LIST_HEAD(&fmt->sort_list);
}
/*
* If user specified field order, no need to setup default fields.
*/
if (is_strict_order(field_order))
return;
if (symbol_conf.cumulate_callchain) {
perf tools: Use hpp_dimension__add_output to register hpp columns The perf_hpp__init currently does not respect sorting dimensions and the setup_sorting function could endup queueing same format twice. That screwed up the perf_hpp__list and got stuck in loop within perf_hpp__setup_output_field function. $ perf report -F +overhead 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 1506 { #0 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 #1 0x00000000004c139d in perf_hpp__same_sort_entry (a=a@entry=0x880440 <perf_hpp.format>, b=b@entry=0x2bb2fe0) at util/sort.c:1380 #2 0x00000000004f8d3c in perf_hpp__setup_output_field () at ui/hist.c:554 #3 0x00000000004c1d1e in setup_sorting () at util/sort.c:1984 #4 0x000000000042efbf in cmd_report (argc=0, argv=0x7ffea5a0e790, prefix=<optimized out>) at builtin-report.c:874 #5 0x0000000000476f13 in run_builtin (p=p@entry=0x875628 <commands+168>, argc=argc@entry=3, argv=argv@entry=0x7ffea5a0e790) at perf.c:385 #6 0x000000000047710b in handle_internal_command (argc=3, argv=0x7ffea5a0e790) at perf.c:445 #7 0x0000000000477176 in run_argv (argcp=argcp@entry=0x7ffea5a0e5fc, argv=argv@entry=0x7ffea5a0e5f0) at perf.c:489 #8 0x00000000004773e7 in main (argc=3, argv=0x7ffea5a0e790) at perf.c:606 Using hpp_dimension__add_output function to register the output column. It will also mark the dimension as taken and omit above stuck. Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1444134312-29136-4-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-10-06 12:25:12 +00:00
hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
}
perf tools: Use hpp_dimension__add_output to register hpp columns The perf_hpp__init currently does not respect sorting dimensions and the setup_sorting function could endup queueing same format twice. That screwed up the perf_hpp__list and got stuck in loop within perf_hpp__setup_output_field function. $ perf report -F +overhead 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 1506 { #0 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 #1 0x00000000004c139d in perf_hpp__same_sort_entry (a=a@entry=0x880440 <perf_hpp.format>, b=b@entry=0x2bb2fe0) at util/sort.c:1380 #2 0x00000000004f8d3c in perf_hpp__setup_output_field () at ui/hist.c:554 #3 0x00000000004c1d1e in setup_sorting () at util/sort.c:1984 #4 0x000000000042efbf in cmd_report (argc=0, argv=0x7ffea5a0e790, prefix=<optimized out>) at builtin-report.c:874 #5 0x0000000000476f13 in run_builtin (p=p@entry=0x875628 <commands+168>, argc=argc@entry=3, argv=argv@entry=0x7ffea5a0e790) at perf.c:385 #6 0x000000000047710b in handle_internal_command (argc=3, argv=0x7ffea5a0e790) at perf.c:445 #7 0x0000000000477176 in run_argv (argcp=argcp@entry=0x7ffea5a0e5fc, argv=argv@entry=0x7ffea5a0e5f0) at perf.c:489 #8 0x00000000004773e7 in main (argc=3, argv=0x7ffea5a0e790) at perf.c:606 Using hpp_dimension__add_output function to register the output column. It will also mark the dimension as taken and omit above stuck. Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1444134312-29136-4-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-10-06 12:25:12 +00:00
hpp_dimension__add_output(PERF_HPP__OVERHEAD);
if (symbol_conf.show_cpu_utilization) {
perf tools: Use hpp_dimension__add_output to register hpp columns The perf_hpp__init currently does not respect sorting dimensions and the setup_sorting function could endup queueing same format twice. That screwed up the perf_hpp__list and got stuck in loop within perf_hpp__setup_output_field function. $ perf report -F +overhead 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 1506 { #0 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 #1 0x00000000004c139d in perf_hpp__same_sort_entry (a=a@entry=0x880440 <perf_hpp.format>, b=b@entry=0x2bb2fe0) at util/sort.c:1380 #2 0x00000000004f8d3c in perf_hpp__setup_output_field () at ui/hist.c:554 #3 0x00000000004c1d1e in setup_sorting () at util/sort.c:1984 #4 0x000000000042efbf in cmd_report (argc=0, argv=0x7ffea5a0e790, prefix=<optimized out>) at builtin-report.c:874 #5 0x0000000000476f13 in run_builtin (p=p@entry=0x875628 <commands+168>, argc=argc@entry=3, argv=argv@entry=0x7ffea5a0e790) at perf.c:385 #6 0x000000000047710b in handle_internal_command (argc=3, argv=0x7ffea5a0e790) at perf.c:445 #7 0x0000000000477176 in run_argv (argcp=argcp@entry=0x7ffea5a0e5fc, argv=argv@entry=0x7ffea5a0e5f0) at perf.c:489 #8 0x00000000004773e7 in main (argc=3, argv=0x7ffea5a0e790) at perf.c:606 Using hpp_dimension__add_output function to register the output column. It will also mark the dimension as taken and omit above stuck. Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1444134312-29136-4-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-10-06 12:25:12 +00:00
hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
if (perf_guest) {
perf tools: Use hpp_dimension__add_output to register hpp columns The perf_hpp__init currently does not respect sorting dimensions and the setup_sorting function could endup queueing same format twice. That screwed up the perf_hpp__list and got stuck in loop within perf_hpp__setup_output_field function. $ perf report -F +overhead 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 1506 { #0 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 #1 0x00000000004c139d in perf_hpp__same_sort_entry (a=a@entry=0x880440 <perf_hpp.format>, b=b@entry=0x2bb2fe0) at util/sort.c:1380 #2 0x00000000004f8d3c in perf_hpp__setup_output_field () at ui/hist.c:554 #3 0x00000000004c1d1e in setup_sorting () at util/sort.c:1984 #4 0x000000000042efbf in cmd_report (argc=0, argv=0x7ffea5a0e790, prefix=<optimized out>) at builtin-report.c:874 #5 0x0000000000476f13 in run_builtin (p=p@entry=0x875628 <commands+168>, argc=argc@entry=3, argv=argv@entry=0x7ffea5a0e790) at perf.c:385 #6 0x000000000047710b in handle_internal_command (argc=3, argv=0x7ffea5a0e790) at perf.c:445 #7 0x0000000000477176 in run_argv (argcp=argcp@entry=0x7ffea5a0e5fc, argv=argv@entry=0x7ffea5a0e5f0) at perf.c:489 #8 0x00000000004773e7 in main (argc=3, argv=0x7ffea5a0e790) at perf.c:606 Using hpp_dimension__add_output function to register the output column. It will also mark the dimension as taken and omit above stuck. Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1444134312-29136-4-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-10-06 12:25:12 +00:00
hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
}
}
if (symbol_conf.show_nr_samples)
perf tools: Use hpp_dimension__add_output to register hpp columns The perf_hpp__init currently does not respect sorting dimensions and the setup_sorting function could endup queueing same format twice. That screwed up the perf_hpp__list and got stuck in loop within perf_hpp__setup_output_field function. $ perf report -F +overhead 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 1506 { #0 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 #1 0x00000000004c139d in perf_hpp__same_sort_entry (a=a@entry=0x880440 <perf_hpp.format>, b=b@entry=0x2bb2fe0) at util/sort.c:1380 #2 0x00000000004f8d3c in perf_hpp__setup_output_field () at ui/hist.c:554 #3 0x00000000004c1d1e in setup_sorting () at util/sort.c:1984 #4 0x000000000042efbf in cmd_report (argc=0, argv=0x7ffea5a0e790, prefix=<optimized out>) at builtin-report.c:874 #5 0x0000000000476f13 in run_builtin (p=p@entry=0x875628 <commands+168>, argc=argc@entry=3, argv=argv@entry=0x7ffea5a0e790) at perf.c:385 #6 0x000000000047710b in handle_internal_command (argc=3, argv=0x7ffea5a0e790) at perf.c:445 #7 0x0000000000477176 in run_argv (argcp=argcp@entry=0x7ffea5a0e5fc, argv=argv@entry=0x7ffea5a0e5f0) at perf.c:489 #8 0x00000000004773e7 in main (argc=3, argv=0x7ffea5a0e790) at perf.c:606 Using hpp_dimension__add_output function to register the output column. It will also mark the dimension as taken and omit above stuck. Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1444134312-29136-4-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-10-06 12:25:12 +00:00
hpp_dimension__add_output(PERF_HPP__SAMPLES);
if (symbol_conf.show_total_period)
perf tools: Use hpp_dimension__add_output to register hpp columns The perf_hpp__init currently does not respect sorting dimensions and the setup_sorting function could endup queueing same format twice. That screwed up the perf_hpp__list and got stuck in loop within perf_hpp__setup_output_field function. $ perf report -F +overhead 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 1506 { #0 0x00000000004c1355 in perf_hpp__is_sort_entry (format=format@entry=0x880440 <perf_hpp.format>) at util/sort.c:1506 #1 0x00000000004c139d in perf_hpp__same_sort_entry (a=a@entry=0x880440 <perf_hpp.format>, b=b@entry=0x2bb2fe0) at util/sort.c:1380 #2 0x00000000004f8d3c in perf_hpp__setup_output_field () at ui/hist.c:554 #3 0x00000000004c1d1e in setup_sorting () at util/sort.c:1984 #4 0x000000000042efbf in cmd_report (argc=0, argv=0x7ffea5a0e790, prefix=<optimized out>) at builtin-report.c:874 #5 0x0000000000476f13 in run_builtin (p=p@entry=0x875628 <commands+168>, argc=argc@entry=3, argv=argv@entry=0x7ffea5a0e790) at perf.c:385 #6 0x000000000047710b in handle_internal_command (argc=3, argv=0x7ffea5a0e790) at perf.c:445 #7 0x0000000000477176 in run_argv (argcp=argcp@entry=0x7ffea5a0e5fc, argv=argv@entry=0x7ffea5a0e5f0) at perf.c:489 #8 0x00000000004773e7 in main (argc=3, argv=0x7ffea5a0e790) at perf.c:606 Using hpp_dimension__add_output function to register the output column. It will also mark the dimension as taken and omit above stuck. Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1444134312-29136-4-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-10-06 12:25:12 +00:00
hpp_dimension__add_output(PERF_HPP__PERIOD);
}
void perf_hpp_list__column_register(struct perf_hpp_list *list,
struct perf_hpp_fmt *format)
{
list_add_tail(&format->list, &list->fields);
}
void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
struct perf_hpp_fmt *format)
{
list_add_tail(&format->sort_list, &list->sorts);
}
void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
{
list_del(&format->list);
}
void perf_hpp__cancel_cumulate(void)
{
struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
if (is_strict_order(field_order))
return;
ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
if (acc->equal(acc, fmt)) {
perf_hpp__column_unregister(fmt);
continue;
}
if (ovh->equal(ovh, fmt))
fmt->name = "Overhead";
}
}
static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
{
return a->equal && a->equal(a, b);
}
void perf_hpp__setup_output_field(void)
{
struct perf_hpp_fmt *fmt;
/* append sort keys to output field */
perf_hpp_list__for_each_sort_list(&perf_hpp_list, fmt) {
struct perf_hpp_fmt *pos;
perf_hpp_list__for_each_format(&perf_hpp_list, pos) {
if (fmt_equal(fmt, pos))
goto next;
}
perf_hpp__column_register(fmt);
next:
continue;
}
}
void perf_hpp__append_sort_keys(void)
{
struct perf_hpp_fmt *fmt;
/* append output fields to sort keys */
perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
struct perf_hpp_fmt *pos;
perf_hpp_list__for_each_sort_list(&perf_hpp_list, pos) {
if (fmt_equal(fmt, pos))
goto next;
}
perf_hpp__register_sort_field(fmt);
next:
continue;
}
}
static void fmt_free(struct perf_hpp_fmt *fmt)
{
if (fmt->free)
fmt->free(fmt);
}
void perf_hpp__reset_output_field(void)
{
struct perf_hpp_fmt *fmt, *tmp;
/* reset output fields */
perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
list_del_init(&fmt->list);
list_del_init(&fmt->sort_list);
fmt_free(fmt);
}
/* reset sort keys */
perf_hpp__for_each_sort_list_safe(fmt, tmp) {
list_del_init(&fmt->list);
list_del_init(&fmt->sort_list);
fmt_free(fmt);
}
}
/*
* See hists__fprintf to match the column widths
*/
unsigned int hists__sort_list_width(struct hists *hists)
{
struct perf_hpp_fmt *fmt;
int ret = 0;
bool first = true;
struct perf_hpp dummy_hpp;
perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
perf tools: Skip dynamic fields not defined for current event When there are multiple events, each dynamic sort key is defined just for one event. In this case other events will always show "N/A" for those fields. But they are meaningless and consume precious screen width. Let's skip those undefined dynamic fields. $ perf record -e kmem:kmalloc,kmem:kfree -a sleep 1 $ perf report -s 'comm,kmalloc.*' --stdio # To display the perf.data header info, please use --header/--header-only options. # # # Total Lost Samples: 0 # # Samples: 20K of event 'kmem:kmalloc' # Event count (approx.): 20533 # # Overhead Command call_site ptr bytes_req bytes_alloc gfp_flags # ........ ....... .................. .................. ......... ........... ................... # 99.89% perf ffffffffa01d4396 0xffff8803ffb79720 96 96 GFP_NOFS|GFP_ZERO 0.06% sleep ffffffff8114e1cd 0xffff8803d228a000 4096 4096 GFP_KERNEL 0.03% perf ffffffff811d6ae6 0xffff8803f7678f00 240 256 GFP_KERNEL|GFP_ZERO 0.00% perf ffffffff812263c1 0xffff880406172380 128 128 GFP_KERNEL 0.00% perf ffffffff812264b9 0xffff8803ffac1600 504 512 GFP_KERNEL 0.00% perf ffffffff81226634 0xffff880401dc5280 28 32 GFP_KERNEL 0.00% sleep ffffffff81226da9 0xffff8803ffac3a00 392 512 GFP_KERNEL # Samples: 20K of event 'kmem:kfree' # Event count (approx.): 20597 # # Overhead Command # ........ .............. # 99.63% perf 0.14% sleep 0.11% irq/36-iwlwifi 0.11% kworker/u16:0 0.01% Xorg 0.00% firefox Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/r/1450804030-29193-12-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-12-22 17:07:08 +00:00
if (perf_hpp__should_skip(fmt, hists))
continue;
if (first)
first = false;
else
ret += 2;
ret += fmt->width(fmt, &dummy_hpp, hists_to_evsel(hists));
}
if (verbose && sort__has_sym) /* Addr + origin */
ret += 3 + BITS_PER_LONG / 4;
return ret;
}
void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
{
if (perf_hpp__is_sort_entry(fmt))
return perf_hpp__reset_sort_width(fmt, hists);
BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
switch (fmt->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_list__for_each_format(&perf_hpp_list, fmt) {
char *p;
int len = strtol(ptr, &p, 10);
fmt->user_len = len;
if (*p == ',')
ptr = p + 1;
else
break;
}
}