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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/trace/control.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/trace/control.c')
-rw-r--r--qemu/trace/control.c218
1 files changed, 0 insertions, 218 deletions
diff --git a/qemu/trace/control.c b/qemu/trace/control.c
deleted file mode 100644
index d099f735d..000000000
--- a/qemu/trace/control.c
+++ /dev/null
@@ -1,218 +0,0 @@
-/*
- * Interface for configuring and controlling the state of tracing events.
- *
- * Copyright (C) 2011-2014 LluĂ­s Vilanova <vilanova@ac.upc.edu>
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "trace/control.h"
-#include "qemu/help_option.h"
-#ifdef CONFIG_TRACE_SIMPLE
-#include "trace/simple.h"
-#endif
-#ifdef CONFIG_TRACE_FTRACE
-#include "trace/ftrace.h"
-#endif
-#ifdef CONFIG_TRACE_LOG
-#include "qemu/log.h"
-#endif
-#include "qemu/error-report.h"
-#include "monitor/monitor.h"
-
-int trace_events_enabled_count;
-bool trace_events_dstate[TRACE_EVENT_COUNT];
-
-TraceEvent *trace_event_name(const char *name)
-{
- assert(name != NULL);
-
- TraceEventID i;
- for (i = 0; i < trace_event_count(); i++) {
- TraceEvent *ev = trace_event_id(i);
- if (strcmp(trace_event_get_name(ev), name) == 0) {
- return ev;
- }
- }
- return NULL;
-}
-
-static bool pattern_glob(const char *pat, const char *ev)
-{
- while (*pat != '\0' && *ev != '\0') {
- if (*pat == *ev) {
- pat++;
- ev++;
- }
- else if (*pat == '*') {
- if (pattern_glob(pat, ev+1)) {
- return true;
- } else if (pattern_glob(pat+1, ev)) {
- return true;
- } else {
- return false;
- }
- } else {
- return false;
- }
- }
-
- while (*pat == '*') {
- pat++;
- }
-
- if (*pat == '\0' && *ev == '\0') {
- return true;
- } else {
- return false;
- }
-}
-
-TraceEvent *trace_event_pattern(const char *pat, TraceEvent *ev)
-{
- assert(pat != NULL);
-
- TraceEventID i;
-
- if (ev == NULL) {
- i = -1;
- } else {
- i = trace_event_get_id(ev);
- }
- i++;
-
- while (i < trace_event_count()) {
- TraceEvent *res = trace_event_id(i);
- if (pattern_glob(pat, trace_event_get_name(res))) {
- return res;
- }
- i++;
- }
-
- return NULL;
-}
-
-void trace_list_events(void)
-{
- int i;
- for (i = 0; i < trace_event_count(); i++) {
- TraceEvent *res = trace_event_id(i);
- fprintf(stderr, "%s\n", trace_event_get_name(res));
- }
-}
-
-static void do_trace_enable_events(const char *line_buf)
-{
- const bool enable = ('-' != line_buf[0]);
- const char *line_ptr = enable ? line_buf : line_buf + 1;
-
- if (trace_event_is_pattern(line_ptr)) {
- TraceEvent *ev = NULL;
- while ((ev = trace_event_pattern(line_ptr, ev)) != NULL) {
- if (trace_event_get_state_static(ev)) {
- trace_event_set_state_dynamic(ev, enable);
- }
- }
- } else {
- TraceEvent *ev = trace_event_name(line_ptr);
- if (ev == NULL) {
- error_report("WARNING: trace event '%s' does not exist",
- line_ptr);
- } else if (!trace_event_get_state_static(ev)) {
- error_report("WARNING: trace event '%s' is not traceable",
- line_ptr);
- } else {
- trace_event_set_state_dynamic(ev, enable);
- }
- }
-}
-
-void trace_enable_events(const char *line_buf)
-{
- if (is_help_option(line_buf)) {
- trace_list_events();
- if (cur_mon == NULL) {
- exit(0);
- }
- } else {
- do_trace_enable_events(line_buf);
- }
-}
-
-void trace_init_events(const char *fname)
-{
- Location loc;
- FILE *fp;
- char line_buf[1024];
- size_t line_idx = 0;
-
- if (fname == NULL) {
- return;
- }
-
- loc_push_none(&loc);
- loc_set_file(fname, 0);
- fp = fopen(fname, "r");
- if (!fp) {
- error_report("%s", strerror(errno));
- exit(1);
- }
- while (fgets(line_buf, sizeof(line_buf), fp)) {
- loc_set_file(fname, ++line_idx);
- size_t len = strlen(line_buf);
- if (len > 1) { /* skip empty lines */
- line_buf[len - 1] = '\0';
- if ('#' == line_buf[0]) { /* skip commented lines */
- continue;
- }
- trace_enable_events(line_buf);
- }
- }
- if (fclose(fp) != 0) {
- loc_set_file(fname, 0);
- error_report("%s", strerror(errno));
- exit(1);
- }
- loc_pop(&loc);
-}
-
-void trace_init_file(const char *file)
-{
-#ifdef CONFIG_TRACE_SIMPLE
- st_set_trace_file(file);
-#elif defined CONFIG_TRACE_LOG
- /* If both the simple and the log backends are enabled, "-trace file"
- * only applies to the simple backend; use "-D" for the log backend.
- */
- if (file) {
- qemu_set_log_filename(file);
- }
-#else
- if (file) {
- fprintf(stderr, "error: -trace file=...: "
- "option not supported by the selected tracing backends\n");
- exit(1);
- }
-#endif
-}
-
-bool trace_init_backends(void)
-{
-#ifdef CONFIG_TRACE_SIMPLE
- if (!st_init()) {
- fprintf(stderr, "failed to initialize simple tracing backend.\n");
- return false;
- }
-#endif
-
-#ifdef CONFIG_TRACE_FTRACE
- if (!ftrace_init()) {
- fprintf(stderr, "failed to initialize ftrace backend.\n");
- return false;
- }
-#endif
-
- return true;
-}