diff options
Diffstat (limited to 'kern/evcnt.c')
-rw-r--r-- | kern/evcnt.c | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/kern/evcnt.c b/kern/evcnt.c deleted file mode 100644 index e993edd9..00000000 --- a/kern/evcnt.c +++ /dev/null @@ -1,76 +0,0 @@ -/* - * Copyright (c) 2014 Richard Braun. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <string.h> - -#include <kern/evcnt.h> -#include <kern/init.h> -#include <kern/list.h> -#include <kern/mutex.h> -#include <kern/printk.h> - -/* - * Global list of all registered counters. - */ -static struct list evcnt_list; -static struct mutex evcnt_mutex; - -void __init -evcnt_setup(void) -{ - list_init(&evcnt_list); - mutex_init(&evcnt_mutex); -} - -void -evcnt_register(struct evcnt *evcnt, const char *name) -{ - evcnt->count = 0; - strlcpy(evcnt->name, name, sizeof(evcnt->name)); - - mutex_lock(&evcnt_mutex); - list_insert_tail(&evcnt_list, &evcnt->node); - mutex_unlock(&evcnt_mutex); -} - -void -evcnt_info(const char *pattern) -{ - struct evcnt *evcnt; - size_t length, pattern_length; - - pattern_length = (pattern == NULL) ? 0 : strlen(pattern); - - printk("evcnt: name count\n"); - - mutex_lock(&evcnt_mutex); - - list_for_each_entry(&evcnt_list, evcnt, node) { - if (pattern_length != 0) { - length = strlen(evcnt->name); - - if ((length < pattern_length) - || (memcmp(evcnt->name, pattern, pattern_length) != 0)) { - continue; - } - } - - printk("evcnt: %-30s %17llu\n", evcnt->name, evcnt->count); - } - - mutex_unlock(&evcnt_mutex); -} |