| Server IP : 54.233.248.239 / Your IP : 172.28.1.13 Web Server : Apache System : Linux ip-172-28-29-189 6.5.0-1014-aws #14~22.04.1-Ubuntu SMP Thu Feb 15 15:27:06 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.2.34-43+ubuntu22.04.1+deb.sury.org+1 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/lib/modules/6.8.0-1042-aws/build/include/linux/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2022, Microsoft Corporation.
*
* Authors:
* Beau Belgrave <beaub@linux.microsoft.com>
*/
#ifndef _LINUX_USER_EVENTS_H
#define _LINUX_USER_EVENTS_H
#include <linux/list.h>
#include <linux/refcount.h>
#include <linux/mm_types.h>
#include <linux/workqueue.h>
#include <uapi/linux/user_events.h>
#ifdef CONFIG_USER_EVENTS
struct user_event_mm {
struct list_head mms_link;
struct list_head enablers;
struct mm_struct *mm;
/* Used for one-shot lists, protected by event_mutex */
struct user_event_mm *next;
refcount_t refcnt;
refcount_t tasks;
struct rcu_work put_rwork;
};
extern void user_event_mm_dup(struct task_struct *t,
struct user_event_mm *old_mm);
extern void user_event_mm_remove(struct task_struct *t);
static inline void user_events_fork(struct task_struct *t,
unsigned long clone_flags)
{
struct user_event_mm *old_mm;
if (!t || !current->user_event_mm)
return;
old_mm = current->user_event_mm;
if (clone_flags & CLONE_VM) {
t->user_event_mm = old_mm;
refcount_inc(&old_mm->tasks);
return;
}
user_event_mm_dup(t, old_mm);
}
static inline void user_events_execve(struct task_struct *t)
{
if (!t || !t->user_event_mm)
return;
user_event_mm_remove(t);
}
static inline void user_events_exit(struct task_struct *t)
{
if (!t || !t->user_event_mm)
return;
user_event_mm_remove(t);
}
#else
static inline void user_events_fork(struct task_struct *t,
unsigned long clone_flags)
{
}
static inline void user_events_execve(struct task_struct *t)
{
}
static inline void user_events_exit(struct task_struct *t)
{
}
#endif /* CONFIG_USER_EVENTS */
#endif /* _LINUX_USER_EVENTS_H */