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>
51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/suspend.h>
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#include "notifier-error-inject.h"
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static int priority;
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module_param(priority, int, 0);
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MODULE_PARM_DESC(priority, "specify PM notifier priority");
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static struct notifier_err_inject pm_notifier_err_inject = {
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.actions = {
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{ NOTIFIER_ERR_INJECT_ACTION(PM_HIBERNATION_PREPARE) },
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{ NOTIFIER_ERR_INJECT_ACTION(PM_SUSPEND_PREPARE) },
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{ NOTIFIER_ERR_INJECT_ACTION(PM_RESTORE_PREPARE) },
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{}
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}
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};
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static struct dentry *dir;
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static int err_inject_init(void)
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{
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int err;
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dir = notifier_err_inject_init("pm", notifier_err_inject_dir,
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&pm_notifier_err_inject, priority);
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if (IS_ERR(dir))
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return PTR_ERR(dir);
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err = register_pm_notifier(&pm_notifier_err_inject.nb);
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if (err)
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debugfs_remove_recursive(dir);
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return err;
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}
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static void err_inject_exit(void)
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{
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unregister_pm_notifier(&pm_notifier_err_inject.nb);
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debugfs_remove_recursive(dir);
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}
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module_init(err_inject_init);
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module_exit(err_inject_exit);
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MODULE_DESCRIPTION("PM notifier error injection module");
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MODULE_LICENSE("GPL");
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MODULE_AUTHOR("Akinobu Mita <akinobu.mita@gmail.com>");
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