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-rw-r--r--lib/dynamic_debug.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index c37aeacd7651..600ac57e2777 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -8,6 +8,7 @@
* By Greg Banks <gnb@melbourne.sgi.com>
* Copyright (c) 2008 Silicon Graphics Inc. All Rights Reserved.
* Copyright (C) 2011 Bart Van Assche. All Rights Reserved.
+ * Copyright (C) 2013 Du, Changbin <changbin.du@gmail.com>
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__
@@ -24,6 +25,7 @@
#include <linux/sysctl.h>
#include <linux/ctype.h>
#include <linux/string.h>
+#include <linux/parser.h>
#include <linux/string_helpers.h>
#include <linux/uaccess.h>
#include <linux/dynamic_debug.h>
@@ -147,7 +149,8 @@ static int ddebug_change(const struct ddebug_query *query,
list_for_each_entry(dt, &ddebug_tables, link) {
/* match against the module name */
- if (query->module && strcmp(query->module, dt->mod_name))
+ if (query->module &&
+ !match_wildcard(query->module, dt->mod_name))
continue;
for (i = 0; i < dt->num_ddebugs; i++) {
@@ -155,14 +158,16 @@ static int ddebug_change(const struct ddebug_query *query,
/* match against the source filename */
if (query->filename &&
- strcmp(query->filename, dp->filename) &&
- strcmp(query->filename, kbasename(dp->filename)) &&
- strcmp(query->filename, trim_prefix(dp->filename)))
+ !match_wildcard(query->filename, dp->filename) &&
+ !match_wildcard(query->filename,
+ kbasename(dp->filename)) &&
+ !match_wildcard(query->filename,
+ trim_prefix(dp->filename)))
continue;
/* match against the function */
if (query->function &&
- strcmp(query->function, dp->function))
+ !match_wildcard(query->function, dp->function))
continue;
/* match against the format */

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