Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
36 lines
854 B
C
36 lines
854 B
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* This module emits "Hello, world" on printk when loaded.
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*
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* It is designed to be used for basic evaluation of the module loading
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* subsystem (for example when validating module signing/verification). It
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* lacks any extra dependencies, and will not normally be loaded by the
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* system unless explicitly requested by name.
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/printk.h>
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static int __init test_module_init(void)
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{
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pr_warn("Hello, world\n");
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return 0;
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}
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module_init(test_module_init);
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static void __exit test_module_exit(void)
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{
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pr_warn("Goodbye\n");
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}
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module_exit(test_module_exit);
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MODULE_AUTHOR("Kees Cook <keescook@chromium.org>");
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MODULE_DESCRIPTION("module loading subsystem test module");
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MODULE_LICENSE("GPL");
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