// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2004-2005 Silicon Graphics, Inc. * All Rights Reserved. */ #ifndef __XFS_IOCTL32_H__ #define __XFS_IOCTL32_H__ #include <linux/compat.h> /* * on 32-bit arches, ioctl argument structures may have different sizes * and/or alignment. We define compat structures which match the * 32-bit sizes/alignments here, and their associated ioctl numbers. * * xfs_ioctl32.c contains routines to copy these structures in and out. */ /* stock kernel-level ioctls we support */ #define XFS_IOC_GETVERSION_32 … /* * On intel, even if sizes match, alignment and/or padding may differ. */ #if defined(CONFIG_X86_64) #define BROKEN_X86_ALIGNMENT #define __compat_packed … #else #define __compat_packed #endif compat_xfs_bstime_t; struct compat_xfs_bstat { … } __compat_packed; struct compat_xfs_fsop_bulkreq { … }; #define XFS_IOC_FSBULKSTAT_32 … #define XFS_IOC_FSBULKSTAT_SINGLE_32 … #define XFS_IOC_FSINUMBERS_32 … compat_xfs_fsop_handlereq_t; #define XFS_IOC_PATH_TO_FSHANDLE_32 … #define XFS_IOC_PATH_TO_HANDLE_32 … #define XFS_IOC_FD_TO_HANDLE_32 … #define XFS_IOC_OPEN_BY_HANDLE_32 … #define XFS_IOC_READLINK_BY_HANDLE_32 … /* The bstat field in the swapext struct needs translation */ struct compat_xfs_swapext { … } __compat_packed; #define XFS_IOC_SWAPEXT_32 … compat_xfs_fsop_attrlist_handlereq_t; /* Note: actually this is read/write */ #define XFS_IOC_ATTRLIST_BY_HANDLE_32 … /* am_opcodes defined in xfs_fs.h */ compat_xfs_attr_multiop_t; compat_xfs_fsop_attrmulti_handlereq_t; #define XFS_IOC_ATTRMULTI_BY_HANDLE_32 … #ifdef BROKEN_X86_ALIGNMENT compat_xfs_fsop_geom_v1_t; #define XFS_IOC_FSGEOMETRY_V1_32 … struct compat_xfs_inogrp { … } __attribute__((packed)); /* These growfs input structures have padding on the end, so must translate */ compat_xfs_growfs_data_t; compat_xfs_growfs_rt_t; #define XFS_IOC_FSGROWFSDATA_32 … #define XFS_IOC_FSGROWFSRT_32 … #endif /* BROKEN_X86_ALIGNMENT */ #endif /* __XFS_IOCTL32_H__ */
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