109 lines
2.2 KiB
C
109 lines
2.2 KiB
C
/* For general debugging purposes */
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#include "../perf.h"
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#include <string.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include "cache.h"
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#include "color.h"
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#include "event.h"
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#include "debug.h"
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#include "util.h"
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#include "target.h"
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int verbose;
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bool dump_trace = false, quiet = false;
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int eprintf(int level, const char *fmt, ...)
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{
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va_list args;
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int ret = 0;
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if (verbose >= level) {
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va_start(args, fmt);
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if (use_browser == 1)
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ret = ui_helpline__show_help(fmt, args);
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else if (use_browser == 2)
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ret = perf_gtk__show_helpline(fmt, args);
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else
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ret = vfprintf(stderr, fmt, args);
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va_end(args);
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}
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return ret;
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}
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int dump_printf(const char *fmt, ...)
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{
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va_list args;
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int ret = 0;
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if (dump_trace) {
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va_start(args, fmt);
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ret = vprintf(fmt, args);
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va_end(args);
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}
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return ret;
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}
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#if !defined(NEWT_SUPPORT) && !defined(GTK2_SUPPORT)
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int ui__warning(const char *format, ...)
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{
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va_list args;
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va_start(args, format);
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vfprintf(stderr, format, args);
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va_end(args);
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return 0;
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}
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#endif
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int ui__error_paranoid(void)
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{
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return ui__error("Permission error - are you root?\n"
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"Consider tweaking /proc/sys/kernel/perf_event_paranoid:\n"
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" -1 - Not paranoid at all\n"
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" 0 - Disallow raw tracepoint access for unpriv\n"
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" 1 - Disallow cpu events for unpriv\n"
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" 2 - Disallow kernel profiling for unpriv\n");
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}
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void trace_event(union perf_event *event)
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{
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unsigned char *raw_event = (void *)event;
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const char *color = PERF_COLOR_BLUE;
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int i, j;
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if (!dump_trace)
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return;
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printf(".");
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color_fprintf(stdout, color, "\n. ... raw event: size %d bytes\n",
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event->header.size);
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for (i = 0; i < event->header.size; i++) {
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if ((i & 15) == 0) {
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printf(".");
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color_fprintf(stdout, color, " %04x: ", i);
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}
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color_fprintf(stdout, color, " %02x", raw_event[i]);
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if (((i & 15) == 15) || i == event->header.size-1) {
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color_fprintf(stdout, color, " ");
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for (j = 0; j < 15-(i & 15); j++)
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color_fprintf(stdout, color, " ");
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for (j = i & ~15; j <= i; j++) {
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color_fprintf(stdout, color, "%c",
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isprint(raw_event[j]) ?
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raw_event[j] : '.');
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}
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color_fprintf(stdout, color, "\n");
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}
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}
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printf(".\n");
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}
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