From bedbef8ad3e75a304af6361af235302bcc61d06b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 14 May 2024 06:39:01 +0000
Subject: [PATCH] 修改内核路径
---
kernel/samples/hw_breakpoint/data_breakpoint.c | 19 ++++---------------
1 files changed, 4 insertions(+), 15 deletions(-)
diff --git a/kernel/samples/hw_breakpoint/data_breakpoint.c b/kernel/samples/hw_breakpoint/data_breakpoint.c
index 3739481..b99322f 100644
--- a/kernel/samples/hw_breakpoint/data_breakpoint.c
+++ b/kernel/samples/hw_breakpoint/data_breakpoint.c
@@ -1,19 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* data_breakpoint.c - Sample HW Breakpoint file to watch kernel data address
- *
- * 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 2 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* usage: insmod data_breakpoint.ko ksym=<ksym_name>
*
@@ -83,7 +70,9 @@
static void __exit hw_break_module_exit(void)
{
unregister_wide_hw_breakpoint(sample_hbp);
- symbol_put(ksym_name);
+#ifdef CONFIG_MODULE_UNLOAD
+ __symbol_put(ksym_name);
+#endif
printk(KERN_INFO "HW Breakpoint for %s write uninstalled\n", ksym_name);
}
--
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