lib/notifier-error-inject.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #include <linux/atomic.h>
   3 #include <linux/debugfs.h>
   4 #include <linux/notifier.h>
   5
   6 struct notifier_err_inject_action {
   7         unsigned long val;
   8         int error;
   9         const char *name;
  10 };
  11
  12 #define NOTIFIER_ERR_INJECT_ACTION(action)      \
  13         .name = #action, .val = (action),
  14
  15 struct notifier_err_inject {
  16         struct notifier_block nb;
  17         struct notifier_err_inject_action actions[];
  18         /* The last slot must be terminated with zero sentinel */
  19 };
  20
  21 extern struct dentry *notifier_err_inject_dir;
  22
  23 extern struct dentry *notifier_err_inject_init(const char *name,
  24                 struct dentry *parent, struct notifier_err_inject *err_inject,
  25                 int priority);