From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- lib/test_static_key_base.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 lib/test_static_key_base.c (limited to 'lib/test_static_key_base.c') diff --git a/lib/test_static_key_base.c b/lib/test_static_key_base.c new file mode 100644 index 000000000..5089a2e2b --- /dev/null +++ b/lib/test_static_key_base.c @@ -0,0 +1,60 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Kernel module for testing static keys. + * + * Copyright 2015 Akamai Technologies Inc. All Rights Reserved + * + * Authors: + * Jason Baron + */ + +#include +#include + +/* old keys */ +struct static_key base_old_true_key = STATIC_KEY_INIT_TRUE; +EXPORT_SYMBOL_GPL(base_old_true_key); +struct static_key base_inv_old_true_key = STATIC_KEY_INIT_TRUE; +EXPORT_SYMBOL_GPL(base_inv_old_true_key); +struct static_key base_old_false_key = STATIC_KEY_INIT_FALSE; +EXPORT_SYMBOL_GPL(base_old_false_key); +struct static_key base_inv_old_false_key = STATIC_KEY_INIT_FALSE; +EXPORT_SYMBOL_GPL(base_inv_old_false_key); + +/* new keys */ +DEFINE_STATIC_KEY_TRUE(base_true_key); +EXPORT_SYMBOL_GPL(base_true_key); +DEFINE_STATIC_KEY_TRUE(base_inv_true_key); +EXPORT_SYMBOL_GPL(base_inv_true_key); +DEFINE_STATIC_KEY_FALSE(base_false_key); +EXPORT_SYMBOL_GPL(base_false_key); +DEFINE_STATIC_KEY_FALSE(base_inv_false_key); +EXPORT_SYMBOL_GPL(base_inv_false_key); + +static void invert_key(struct static_key *key) +{ + if (static_key_enabled(key)) + static_key_disable(key); + else + static_key_enable(key); +} + +static int __init test_static_key_base_init(void) +{ + invert_key(&base_inv_old_true_key); + invert_key(&base_inv_old_false_key); + invert_key(&base_inv_true_key.key); + invert_key(&base_inv_false_key.key); + + return 0; +} + +static void __exit test_static_key_base_exit(void) +{ +} + +module_init(test_static_key_base_init); +module_exit(test_static_key_base_exit); + +MODULE_AUTHOR("Jason Baron "); +MODULE_LICENSE("GPL"); -- cgit v1.2.3