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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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117
tools/perf/util/top.c Normal file
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/*
* Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
*
* Refactored from builtin-top.c, see that files for further copyright notes.
*
* Released under the GPL v2. (and only v2, not any later version)
*/
#include "cpumap.h"
#include "event.h"
#include "evlist.h"
#include "evsel.h"
#include "parse-events.h"
#include "symbol.h"
#include "top.h"
#include <inttypes.h>
#define SNPRINTF(buf, size, fmt, args...) \
({ \
size_t r = snprintf(buf, size, fmt, ## args); \
r > size ? size : r; \
})
size_t perf_top__header_snprintf(struct perf_top *top, char *bf, size_t size)
{
float samples_per_sec;
float ksamples_per_sec;
float esamples_percent;
struct record_opts *opts = &top->record_opts;
struct target *target = &opts->target;
size_t ret = 0;
if (top->samples) {
samples_per_sec = top->samples / top->delay_secs;
ksamples_per_sec = top->kernel_samples / top->delay_secs;
esamples_percent = (100.0 * top->exact_samples) / top->samples;
} else {
samples_per_sec = ksamples_per_sec = esamples_percent = 0.0;
}
if (!perf_guest) {
float ksamples_percent = 0.0;
if (samples_per_sec)
ksamples_percent = (100.0 * ksamples_per_sec) /
samples_per_sec;
ret = SNPRINTF(bf, size,
" PerfTop:%8.0f irqs/sec kernel:%4.1f%%"
" exact: %4.1f%% [", samples_per_sec,
ksamples_percent, esamples_percent);
} else {
float us_samples_per_sec = top->us_samples / top->delay_secs;
float guest_kernel_samples_per_sec = top->guest_kernel_samples / top->delay_secs;
float guest_us_samples_per_sec = top->guest_us_samples / top->delay_secs;
ret = SNPRINTF(bf, size,
" PerfTop:%8.0f irqs/sec kernel:%4.1f%% us:%4.1f%%"
" guest kernel:%4.1f%% guest us:%4.1f%%"
" exact: %4.1f%% [", samples_per_sec,
100.0 - (100.0 * ((samples_per_sec - ksamples_per_sec) /
samples_per_sec)),
100.0 - (100.0 * ((samples_per_sec - us_samples_per_sec) /
samples_per_sec)),
100.0 - (100.0 * ((samples_per_sec -
guest_kernel_samples_per_sec) /
samples_per_sec)),
100.0 - (100.0 * ((samples_per_sec -
guest_us_samples_per_sec) /
samples_per_sec)),
esamples_percent);
}
if (top->evlist->nr_entries == 1) {
struct perf_evsel *first = perf_evlist__first(top->evlist);
ret += SNPRINTF(bf + ret, size - ret, "%" PRIu64 "%s ",
(uint64_t)first->attr.sample_period,
opts->freq ? "Hz" : "");
}
ret += SNPRINTF(bf + ret, size - ret, "%s", perf_evsel__name(top->sym_evsel));
ret += SNPRINTF(bf + ret, size - ret, "], ");
if (target->pid)
ret += SNPRINTF(bf + ret, size - ret, " (target_pid: %s",
target->pid);
else if (target->tid)
ret += SNPRINTF(bf + ret, size - ret, " (target_tid: %s",
target->tid);
else if (target->uid_str != NULL)
ret += SNPRINTF(bf + ret, size - ret, " (uid: %s",
target->uid_str);
else
ret += SNPRINTF(bf + ret, size - ret, " (all");
if (target->cpu_list)
ret += SNPRINTF(bf + ret, size - ret, ", CPU%s: %s)",
top->evlist->cpus->nr > 1 ? "s" : "",
target->cpu_list);
else {
if (target->tid)
ret += SNPRINTF(bf + ret, size - ret, ")");
else
ret += SNPRINTF(bf + ret, size - ret, ", %d CPU%s)",
top->evlist->cpus->nr,
top->evlist->cpus->nr > 1 ? "s" : "");
}
return ret;
}
void perf_top__reset_sample_counters(struct perf_top *top)
{
top->samples = top->us_samples = top->kernel_samples =
top->exact_samples = top->guest_kernel_samples =
top->guest_us_samples = 0;
}