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Index of /configAHR/Jump/0-coastlinecompg/anon_sym/anon/proc/thread-self/root/lib64/libnl/cli
Index of /configAHR/Jump/0-coastlinecompg/anon_sym/anon/proc/thread-self/root/lib64/libnl/cli
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( fB-
_I|+ * /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/userfaultfd.h
*
* Copyright (C) 2007 Davide Libenzi
* Copyright (C) 2015 Red Hat, Inc.
*
*/
#ifndef _LINUX_USERFAULTFD_H
#define _LINUX_USERFAULTFD_H
#include
/* ioctls for /dev/userfaultfd */
#define USERFAULTFD_IOC 0xAA
#define USERFAULTFD_IOC_NEW _IO(USERFAULTFD_IOC, 0x00)
/*
* If the UFFDIO_API is upgraded someday, the UFFDIO_UNREGISTER and
* UFFDIO_WAKE ioctls should be defined as _IOW and not as _IOR. In
* userfaultfd.h we assumed the kernel was reading (instead _IOC_READ
* means the userland is reading).
*/
#define UFFD_API ((__u64)0xAA)
#define UFFD_API_REGISTER_MODES (UFFDIO_REGISTER_MODE_MISSING | \
UFFDIO_REGISTER_MODE_WP | \
UFFDIO_REGISTER_MODE_MINOR)
#define UFFD_API_FEATURES (UFFD_FEATURE_PAGEFAULT_FLAG_WP | \
UFFD_FEATURE_EVENT_FORK | \
UFFD_FEATURE_EVENT_REMAP | \
UFFD_FEATURE_EVENT_REMOVE | \
UFFD_FEATURE_EVENT_UNMAP | \
UFFD_FEATURE_MISSING_HUGETLBFS | \
UFFD_FEATURE_MISSING_SHMEM | \
UFFD_FEATURE_SIGBUS | \
UFFD_FEATURE_THREAD_ID | \
UFFD_FEATURE_MINOR_HUGETLBFS | \
UFFD_FEATURE_MINOR_SHMEM | \
UFFD_FEATURE_EXACT_ADDRESS | \
UFFD_FEATURE_WP_HUGETLBFS_SHMEM | \
UFFD_FEATURE_WP_UNPOPULATED | \
UFFD_FEATURE_POISON)
#define UFFD_API_IOCTLS \
((__u64)1 << _UFFDIO_REGISTER | \
(__u64)1 << _UFFDIO_UNREGISTER | \
(__u64)1 << _UFFDIO_API)
#define UFFD_API_RANGE_IOCTLS \
((__u64)1 << _UFFDIO_WAKE | \
(__u64)1 << _UFFDIO_COPY | \
(__u64)1 << _UFFDIO_ZEROPAGE | \
(__u64)1 << _UFFDIO_WRITEPROTECT | \
(__u64)1 << _UFFDIO_CONTINUE | \
(__u64)1 << _UFFDIO_POISON)
#define UFFD_API_RANGE_IOCTLS_BASIC \
((__u64)1 << _UFFDIO_WAKE | \
(__u64)1 << _UFFDIO_COPY | \
(__u64)1 << _UFFDIO_WRITEPROTECT | \
(__u64)1 << _UFFDIO_CONTINUE | \
(__u64)1 << _UFFDIO_POISON)
/*
* Valid ioctl command number range with this API is from 0x00 to
* 0x3F. UFFDIO_API is the fixed number, everything else can be
* changed by implementing a different UFFD_API. If sticking to the
* same UFFD_API more ioctl can be added and userland will be aware of
* which ioctl the running kernel implements through the ioctl command
* bitmask written by the UFFDIO_API.
*/
#define _UFFDIO_REGISTER (0x00)
#define _UFFDIO_UNREGISTER (0x01)
#define _UFFDIO_WAKE (0x02)
#define _UFFDIO_COPY (0x03)
#define _UFFDIO_ZEROPAGE (0x04)
#define _UFFDIO_WRITEPROTECT (0x06)
#define _UFFDIO_CONTINUE (0x07)
#define _UFFDIO_POISON (0x08)
#define _UFFDIO_API (0x3F)
/* userfaultfd ioctl ids */
#define UFFDIO 0xAA
#define UFFDIO_API _IOWR(UFF