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mirror_zfs/include/os/linux/zfs/sys/zpl.h
Rob Norris 80d7f0f98e config: remove HAVE_INODE_TIMESPEC64_TIMES 
Sponsored-by: https://despairlabs.com/sponsor/
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Closes #16479
2024-09-18 11:23:50 -07:00

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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or https://opensource.org/licenses/CDDL-1.0.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2011, Lawrence Livermore National Security, LLC.
*/
#ifndef _SYS_ZPL_H
#define _SYS_ZPL_H
#include <sys/mntent.h>
#include <sys/vfs.h>
#include <linux/aio.h>
#include <linux/dcache_compat.h>
#include <linux/exportfs.h>
#include <linux/falloc.h>
#include <linux/parser.h>
#include <linux/vfs_compat.h>
#include <linux/writeback.h>
#include <linux/xattr_compat.h>
/* zpl_inode.c */
extern void zpl_vap_init(vattr_t *vap, struct inode *dir,
umode_t mode, cred_t *cr, zidmap_t *mnt_ns);
extern const struct inode_operations zpl_inode_operations;
extern const struct inode_operations zpl_dir_inode_operations;
extern const struct inode_operations zpl_symlink_inode_operations;
extern const struct inode_operations zpl_special_inode_operations;
/* zpl_file.c */
extern const struct address_space_operations zpl_address_space_operations;
extern const struct file_operations zpl_file_operations;
extern const struct file_operations zpl_dir_file_operations;
/* zpl_super.c */
extern void zpl_prune_sb(uint64_t nr_to_scan, void *arg);
extern const struct super_operations zpl_super_operations;
extern const struct export_operations zpl_export_operations;
extern struct file_system_type zpl_fs_type;
/* zpl_xattr.c */
extern ssize_t zpl_xattr_list(struct dentry *dentry, char *buf, size_t size);
extern int zpl_xattr_security_init(struct inode *ip, struct inode *dip,
const struct qstr *qstr);
#if defined(CONFIG_FS_POSIX_ACL)
#if defined(HAVE_SET_ACL_IDMAP_DENTRY)
extern int zpl_set_acl(struct mnt_idmap *idmap, struct dentry *dentry,
struct posix_acl *acl, int type);
#elif defined(HAVE_SET_ACL_USERNS)
extern int zpl_set_acl(struct user_namespace *userns, struct inode *ip,
struct posix_acl *acl, int type);
#elif defined(HAVE_SET_ACL_USERNS_DENTRY_ARG2)
extern int zpl_set_acl(struct user_namespace *userns, struct dentry *dentry,
struct posix_acl *acl, int type);
#else
extern int zpl_set_acl(struct inode *ip, struct posix_acl *acl, int type);
#endif /* HAVE_SET_ACL_USERNS */
#if defined(HAVE_GET_ACL_RCU) || defined(HAVE_GET_INODE_ACL)
extern struct posix_acl *zpl_get_acl(struct inode *ip, int type, bool rcu);
#elif defined(HAVE_GET_ACL)
extern struct posix_acl *zpl_get_acl(struct inode *ip, int type);
#endif
extern int zpl_init_acl(struct inode *ip, struct inode *dir);
extern int zpl_chmod_acl(struct inode *ip);
#else
static inline int
zpl_init_acl(struct inode *ip, struct inode *dir)
{
return (0);
}
static inline int
zpl_chmod_acl(struct inode *ip)
{
return (0);
}
#endif /* CONFIG_FS_POSIX_ACL */
extern xattr_handler_t *zpl_xattr_handlers[];
/* zpl_ctldir.c */
extern const struct file_operations zpl_fops_root;
extern const struct inode_operations zpl_ops_root;
extern const struct file_operations zpl_fops_snapdir;
extern const struct inode_operations zpl_ops_snapdir;
extern const struct file_operations zpl_fops_shares;
extern const struct inode_operations zpl_ops_shares;
/* zpl_file_range.c */
/* handlers for file_operations of the same name */
extern ssize_t zpl_copy_file_range(struct file *src_file, loff_t src_off,
struct file *dst_file, loff_t dst_off, size_t len, unsigned int flags);
extern loff_t zpl_remap_file_range(struct file *src_file, loff_t src_off,
struct file *dst_file, loff_t dst_off, loff_t len, unsigned int flags);
extern int zpl_clone_file_range(struct file *src_file, loff_t src_off,
struct file *dst_file, loff_t dst_off, uint64_t len);
extern int zpl_dedupe_file_range(struct file *src_file, loff_t src_off,
struct file *dst_file, loff_t dst_off, uint64_t len);
/* compat for FICLONE/FICLONERANGE/FIDEDUPERANGE ioctls */
typedef struct {
int64_t fcr_src_fd;
uint64_t fcr_src_offset;
uint64_t fcr_src_length;
uint64_t fcr_dest_offset;
} zfs_ioc_compat_file_clone_range_t;
typedef struct {
int64_t fdri_dest_fd;
uint64_t fdri_dest_offset;
uint64_t fdri_bytes_deduped;
int32_t fdri_status;
uint32_t fdri_reserved;
} zfs_ioc_compat_dedupe_range_info_t;
typedef struct {
uint64_t fdr_src_offset;
uint64_t fdr_src_length;
uint16_t fdr_dest_count;
uint16_t fdr_reserved1;
uint32_t fdr_reserved2;
zfs_ioc_compat_dedupe_range_info_t fdr_info[];
} zfs_ioc_compat_dedupe_range_t;
#define ZFS_IOC_COMPAT_FICLONE _IOW(0x94, 9, int)
#define ZFS_IOC_COMPAT_FICLONERANGE \
_IOW(0x94, 13, zfs_ioc_compat_file_clone_range_t)
#define ZFS_IOC_COMPAT_FIDEDUPERANGE \
_IOWR(0x94, 54, zfs_ioc_compat_dedupe_range_t)
extern long zpl_ioctl_ficlone(struct file *filp, void *arg);
extern long zpl_ioctl_ficlonerange(struct file *filp, void *arg);
extern long zpl_ioctl_fideduperange(struct file *filp, void *arg);
#if defined(HAVE_INODE_TIMESTAMP_TRUNCATE)
#define zpl_inode_timestamp_truncate(ts, ip) timestamp_truncate(ts, ip)
#else
#define zpl_inode_timestamp_truncate(ts, ip) \
timespec64_trunc(ts, (ip)->i_sb->s_time_gran)
#endif
#if defined(HAVE_INODE_OWNER_OR_CAPABLE)
#define zpl_inode_owner_or_capable(ns, ip) inode_owner_or_capable(ip)
#elif defined(HAVE_INODE_OWNER_OR_CAPABLE_USERNS)
#define zpl_inode_owner_or_capable(ns, ip) inode_owner_or_capable(ns, ip)
#elif defined(HAVE_INODE_OWNER_OR_CAPABLE_IDMAP)
#define zpl_inode_owner_or_capable(idmap, ip) inode_owner_or_capable(idmap, ip)
#else
#error "Unsupported kernel"
#endif
#if defined(HAVE_SETATTR_PREPARE_USERNS) || defined(HAVE_SETATTR_PREPARE_IDMAP)
#define zpl_setattr_prepare(ns, dentry, ia) setattr_prepare(ns, dentry, ia)
#else
/*
* Use kernel-provided version, or our own from
* linux/vfs_compat.h
*/
#define zpl_setattr_prepare(ns, dentry, ia) setattr_prepare(dentry, ia)
#endif
#ifdef HAVE_INODE_GET_CTIME
#define zpl_inode_get_ctime(ip) inode_get_ctime(ip)
#else
#define zpl_inode_get_ctime(ip) (ip->i_ctime)
#endif
#ifdef HAVE_INODE_SET_CTIME_TO_TS
#define zpl_inode_set_ctime_to_ts(ip, ts) inode_set_ctime_to_ts(ip, ts)
#else
#define zpl_inode_set_ctime_to_ts(ip, ts) (ip->i_ctime = ts)
#endif
#ifdef HAVE_INODE_GET_ATIME
#define zpl_inode_get_atime(ip) inode_get_atime(ip)
#else
#define zpl_inode_get_atime(ip) (ip->i_atime)
#endif
#ifdef HAVE_INODE_SET_ATIME_TO_TS
#define zpl_inode_set_atime_to_ts(ip, ts) inode_set_atime_to_ts(ip, ts)
#else
#define zpl_inode_set_atime_to_ts(ip, ts) (ip->i_atime = ts)
#endif
#ifdef HAVE_INODE_GET_MTIME
#define zpl_inode_get_mtime(ip) inode_get_mtime(ip)
#else
#define zpl_inode_get_mtime(ip) (ip->i_mtime)
#endif
#ifdef HAVE_INODE_SET_MTIME_TO_TS
#define zpl_inode_set_mtime_to_ts(ip, ts) inode_set_mtime_to_ts(ip, ts)
#else
#define zpl_inode_set_mtime_to_ts(ip, ts) (ip->i_mtime = ts)
#endif
#endif /* _SYS_ZPL_H */
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