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make allmodconfig && make W=1 C=1 reports for lib/test_*.ko: WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_hexdump.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_dhry.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_firmware.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_sysctl.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_hash.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_ida.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_list_sort.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_min_heap.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_module.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_sort.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_static_keys.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_static_key_base.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_memcat_p.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_blackhole_dev.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_meminit.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_free_pages.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_kprobes.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_ref_tracker.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_bits.o Add the missing invocations of the MODULE_DESCRIPTION() macro. Link: https://lkml.kernel.org/r/20240619-md-lib-test-v2-1-301e30eeba1e@quicinc.com Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com> Reviewed-by: Kees Cook <kees@kernel.org> Reviewed-by: Masami Hiramatsu (Google) <mhiramat@kernel.org> Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Masami Hiramatsu (Google) <mhiramat@kernel.org> Cc: "Naveen N. Rao" <naveen.n.rao@linux.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Kernel module for testing static keys.
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*
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* Copyright 2015 Akamai Technologies Inc. All Rights Reserved
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*
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* Authors:
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* Jason Baron <jbaron@akamai.com>
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*/
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#include <linux/module.h>
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#include <linux/jump_label.h>
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/* old keys */
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struct static_key base_old_true_key = STATIC_KEY_INIT_TRUE;
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EXPORT_SYMBOL_GPL(base_old_true_key);
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struct static_key base_inv_old_true_key = STATIC_KEY_INIT_TRUE;
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EXPORT_SYMBOL_GPL(base_inv_old_true_key);
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struct static_key base_old_false_key = STATIC_KEY_INIT_FALSE;
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EXPORT_SYMBOL_GPL(base_old_false_key);
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struct static_key base_inv_old_false_key = STATIC_KEY_INIT_FALSE;
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EXPORT_SYMBOL_GPL(base_inv_old_false_key);
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/* new keys */
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DEFINE_STATIC_KEY_TRUE(base_true_key);
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EXPORT_SYMBOL_GPL(base_true_key);
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DEFINE_STATIC_KEY_TRUE(base_inv_true_key);
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EXPORT_SYMBOL_GPL(base_inv_true_key);
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DEFINE_STATIC_KEY_FALSE(base_false_key);
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EXPORT_SYMBOL_GPL(base_false_key);
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DEFINE_STATIC_KEY_FALSE(base_inv_false_key);
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EXPORT_SYMBOL_GPL(base_inv_false_key);
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static void invert_key(struct static_key *key)
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{
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if (static_key_enabled(key))
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static_key_disable(key);
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else
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static_key_enable(key);
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}
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static int __init test_static_key_base_init(void)
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{
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invert_key(&base_inv_old_true_key);
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invert_key(&base_inv_old_false_key);
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invert_key(&base_inv_true_key.key);
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invert_key(&base_inv_false_key.key);
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return 0;
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}
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static void __exit test_static_key_base_exit(void)
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{
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}
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module_init(test_static_key_base_init);
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module_exit(test_static_key_base_exit);
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MODULE_AUTHOR("Jason Baron <jbaron@akamai.com>");
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MODULE_DESCRIPTION("Kernel module to support testing static keys");
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MODULE_LICENSE("GPL");
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