修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/tools/perf/util/debug.c
..
..
@@ -1,29 +1,31 @@
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 // SPDX-License-Identifier: GPL-2.0
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 /* For general debugging purposes */
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-#include "../perf.h"
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-
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 #include <inttypes.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 <stdlib.h>
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 #include <sys/wait.h>
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 #include <api/debug.h>
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+#include <linux/kernel.h>
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 #include <linux/time64.h>
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 #ifdef HAVE_BACKTRACE_SUPPORT
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 #include <execinfo.h>
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 #endif
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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 "print_binary.h"
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-#include "util.h"
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 #include "target.h"
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+#include "ui/helpline.h"
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+#include "ui/ui.h"
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+#include "util/parse-sublevel-options.h"
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-#include "sane_ctype.h"
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+#include <linux/ctype.h>
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 int verbose;
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+int debug_peo_args;
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 bool dump_trace = false, quiet = false;
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 int debug_ordered_events;
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 static int redirect_to_stderr;
..
..
@@ -143,7 +145,7 @@
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 		break;
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 	case BINARY_PRINT_CHAR_DATA:
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 		printed += color_fprintf(fp, color, "%c",
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-			      isprint(ch) ? ch : '.');
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+			      isprint(ch) && isascii(ch) ? ch : '.');
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 		break;
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 	case BINARY_PRINT_CHAR_PAD:
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 		printed += color_fprintf(fp, color, " ");
..
..
@@ -172,66 +174,43 @@
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 		     trace_event_printer, event);
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 }
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-static struct debug_variable {
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-	const char *name;
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-	int *ptr;
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-} debug_variables[] = {
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-	{ .name = "verbose",		.ptr = &verbose },
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-	{ .name = "ordered-events",	.ptr = &debug_ordered_events},
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-	{ .name = "stderr",		.ptr = &redirect_to_stderr},
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-	{ .name = "data-convert",	.ptr = &debug_data_convert },
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+static struct sublevel_option debug_opts[] = {
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+	{ .name = "verbose",		.value_ptr = &verbose },
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+	{ .name = "ordered-events",	.value_ptr = &debug_ordered_events},
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+	{ .name = "stderr",		.value_ptr = &redirect_to_stderr},
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+	{ .name = "data-convert",	.value_ptr = &debug_data_convert },
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+	{ .name = "perf-event-open",	.value_ptr = &debug_peo_args },
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 	{ .name = NULL, }
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 };
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 int perf_debug_option(const char *str)
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 {
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-	struct debug_variable *var = &debug_variables[0];
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-	char *vstr, *s = strdup(str);
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-	int v = 1;
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+	int ret;
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-	vstr = strchr(s, '=');
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-	if (vstr)
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-		*vstr++ = 0;
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+	ret = perf_parse_sublevel_options(str, debug_opts);
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+	if (ret)
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+		return ret;
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-	while (var->name) {
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-		if (!strcmp(s, var->name))
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-			break;
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-		var++;
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-	}
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+	/* Allow only verbose value in range (0, 10), otherwise set 0. */
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+	verbose = (verbose < 0) || (verbose > 10) ? 0 : verbose;
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-	if (!var->name) {
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-		pr_err("Unknown debug variable name '%s'\n", s);
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-		free(s);
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-		return -1;
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-	}
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-
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-	if (vstr) {
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-		v = atoi(vstr);
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-		/*
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-		 * Allow only values in range (0, 10),
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-		 * otherwise set 0.
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-		 */
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-		v = (v < 0) || (v > 10) ? 0 : v;
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-	}
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-
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-	if (quiet)
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-		v = -1;
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-
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-	*var->ptr = v;
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-	free(s);
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 	return 0;
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 }
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 int perf_quiet_option(void)
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 {
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-	struct debug_variable *var = &debug_variables[0];
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+	struct sublevel_option *opt = &debug_opts[0];
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 	/* disable all debug messages */
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-	while (var->name) {
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-		*var->ptr = -1;
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-		var++;
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+	while (opt->name) {
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+		*opt->value_ptr = -1;
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+		opt++;
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 	}
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+	/* For debug variables that are used as bool types, set to 0. */
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+	redirect_to_stderr = 0;
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+	debug_peo_args = 0;
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+
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 	return 0;
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 }
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