Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * builtin-config.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Copyright (C) 2015, Taeung Song <treeze.taeung@gmail.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) #include "builtin.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #include "util/cache.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <subcmd/parse-options.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include "util/debug.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include "util/config.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <stdio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <stdlib.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) static bool use_system_config, use_user_config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) static const char * const config_usage[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 	"perf config [<file-option>] [options] [section.name[=value] ...]",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) 	NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) enum actions {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 	ACTION_LIST = 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) } actions;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) static struct option config_options[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 	OPT_SET_UINT('l', "list", &actions,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 		     "show current config variables", ACTION_LIST),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 	OPT_BOOLEAN(0, "system", &use_system_config, "use system config file"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 	OPT_BOOLEAN(0, "user", &use_user_config, "use user config file"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	OPT_END()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) static int set_config(struct perf_config_set *set, const char *file_name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	struct perf_config_section *section = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	struct perf_config_item *item = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 	const char *first_line = "# this file is auto-generated.";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	FILE *fp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	if (set == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 	fp = fopen(file_name, "w");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	if (!fp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	fprintf(fp, "%s\n", first_line);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 	/* overwrite configvariables */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	perf_config_items__for_each_entry(&set->sections, section) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 		if (!use_system_config && section->from_system_config)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 		fprintf(fp, "[%s]\n", section->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 		perf_config_items__for_each_entry(&section->items, item) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 			if (!use_system_config && item->from_system_config)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 				continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 			if (item->value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 				fprintf(fp, "\t%s = %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 					item->name, item->value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	fclose(fp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) static int show_spec_config(struct perf_config_set *set, const char *var)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	struct perf_config_section *section;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	struct perf_config_item *item;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	if (set == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	perf_config_items__for_each_entry(&set->sections, section) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 		if (!strstarts(var, section->name))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 		perf_config_items__for_each_entry(&section->items, item) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 			const char *name = var + strlen(section->name) + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 			if (strcmp(name, item->name) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 				char *value = item->value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 				if (value) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 					printf("%s=%s\n", var, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 					return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 				}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 			}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) static int show_config(struct perf_config_set *set)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	struct perf_config_section *section;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	struct perf_config_item *item;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	if (set == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	perf_config_set__for_each_entry(set, section, item) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 		char *value = item->value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 		if (value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 			printf("%s.%s=%s\n", section->name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 			       item->name, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) static int parse_config_arg(char *arg, char **var, char **value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	const char *last_dot = strchr(arg, '.');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	 * Since "var" actually contains the section name and the real
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	 * config variable name separated by a dot, we have to know where the dot is.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	if (last_dot == NULL || last_dot == arg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 		pr_err("The config variable does not contain a section name: %s\n", arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	if (!last_dot[1]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 		pr_err("The config variable does not contain a variable name: %s\n", arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	*value = strchr(arg, '=');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 	if (*value == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 		*var = arg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	else if (!strcmp(*value, "=")) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 		pr_err("The config variable does not contain a value: %s\n", arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 		*value = *value + 1; /* excluding a first character '=' */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 		*var = strsep(&arg, "=");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 		if (*var[0] == '\0') {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 			pr_err("invalid config variable: %s\n", arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 			return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) int cmd_config(int argc, const char **argv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	int i, ret = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	struct perf_config_set *set;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	char *user_config = mkpath("%s/.perfconfig", getenv("HOME"));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	const char *config_filename;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	bool changed = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	argc = parse_options(argc, argv, config_options, config_usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 			     PARSE_OPT_STOP_AT_NON_OPTION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	if (use_system_config && use_user_config) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 		pr_err("Error: only one config file at a time\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 		parse_options_usage(config_usage, config_options, "user", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 		parse_options_usage(NULL, config_options, "system", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 		return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	if (use_system_config)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 		config_exclusive_filename = perf_etc_perfconfig();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	else if (use_user_config)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 		config_exclusive_filename = user_config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	if (!config_exclusive_filename)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 		config_filename = user_config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 		config_filename = config_exclusive_filename;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	 * At only 'config' sub-command, individually use the config set
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	 * because of reinitializing with options config file location.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	set = perf_config_set__new();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 	if (!set)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 		goto out_err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	switch (actions) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 	case ACTION_LIST:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 		if (argc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 			pr_err("Error: takes no arguments\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 			parse_options_usage(config_usage, config_options, "l", 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 		} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) do_action_list:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 			if (show_config(set) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 				pr_err("Nothing configured, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 				       "please check your %s \n", config_filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 				goto out_err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 			}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 		if (!argc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 			goto do_action_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 		for (i = 0; argv[i]; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 			char *var, *value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 			char *arg = strdup(argv[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 			if (!arg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 				pr_err("%s: strdup failed\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 				goto out_err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 			}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 			if (parse_config_arg(arg, &var, &value) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 				free(arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 				goto out_err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 			}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 			if (value == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 				if (show_spec_config(set, var) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 					pr_err("%s is not configured: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 					       var, config_filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 					free(arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 					goto out_err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 				}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 			} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 				if (perf_config_set__collect(set, config_filename,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 							     var, value) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 					pr_err("Failed to add '%s=%s'\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 					       var, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 					free(arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 					goto out_err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 				}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 				changed = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 			}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 			free(arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 		if (!changed)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 		if (set_config(set, config_filename) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 			pr_err("Failed to set the configs on %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 			       config_filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 			goto out_err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 	ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) out_err:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 	perf_config_set__delete(set);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) }