website-struct

Struct: `nfs_rpc_ops`

Status

Regular

In 4.4: Absent ⚠️

In 4.8: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, const struct qstr *);
    void (*unlink_setup)(struct rpc_message *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct inode *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, struct rpc_cred *, u64, struct page **, unsigned int, int);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    int (*return_delegation)(struct inode *);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 4.10: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, const struct qstr *);
    void (*unlink_setup)(struct rpc_message *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct inode *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, struct rpc_cred *, u64, struct page **, unsigned int, int);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    int (*return_delegation)(struct inode *);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 4.13: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, const struct qstr *);
    void (*unlink_setup)(struct rpc_message *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct inode *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, struct rpc_cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    int (*return_delegation)(struct inode *);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 4.15: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, const struct qstr *);
    void (*unlink_setup)(struct rpc_message *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct inode *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, struct rpc_cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    int (*return_delegation)(struct inode *);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 4.18: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, struct rpc_cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 5.0: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 5.3: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 5.4: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 5.8: Absent ⚠️
In 5.11: Absent ⚠️

In 5.13: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*submount)(struct fs_context *, struct nfs_server *);
    int (*try_get_tree)(struct fs_context *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, struct dentry *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct nfs_readdir_arg *, struct nfs_readdir_res *);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct fs_context *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In 5.15: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*submount)(struct fs_context *, struct nfs_server *);
    int (*try_get_tree)(struct fs_context *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, struct dentry *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct nfs_readdir_arg *, struct nfs_readdir_res *);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct fs_context *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
    int (*discover_trunking)(struct nfs_server *, struct nfs_fh *);
};

In 5.19: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*submount)(struct fs_context *, struct nfs_server *);
    int (*try_get_tree)(struct fs_context *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *);
    int (*access)(struct inode *, struct nfs_access_entry *, const struct cred *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct nfs_readdir_arg *, struct nfs_readdir_res *);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct fs_context *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
    int (*discover_trunking)(struct nfs_server *, struct nfs_fh *);
    void (*enable_swap)(struct inode *);
    void (*disable_swap)(struct inode *);
};

In 6.2: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*submount)(struct fs_context *, struct nfs_server *);
    int (*try_get_tree)(struct fs_context *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *);
    int (*access)(struct inode *, struct nfs_access_entry *, const struct cred *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct nfs_readdir_arg *, struct nfs_readdir_res *);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct fs_context *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
    int (*discover_trunking)(struct nfs_server *, struct nfs_fh *);
    void (*enable_swap)(struct inode *);
    void (*disable_swap)(struct inode *);
};

In 6.5: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*submount)(struct fs_context *, struct nfs_server *);
    int (*try_get_tree)(struct fs_context *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *);
    int (*access)(struct inode *, struct nfs_access_entry *, const struct cred *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct nfs_readdir_arg *, struct nfs_readdir_res *);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct fs_context *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
    int (*discover_trunking)(struct nfs_server *, struct nfs_fh *);
    void (*enable_swap)(struct inode *);
    void (*disable_swap)(struct inode *);
};

In 6.8: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*submount)(struct fs_context *, struct nfs_server *);
    int (*try_get_tree)(struct fs_context *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *);
    int (*access)(struct inode *, struct nfs_access_entry *, const struct cred *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct folio *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct nfs_readdir_arg *, struct nfs_readdir_res *);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct fs_context *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
    int (*discover_trunking)(struct nfs_server *, struct nfs_fh *);
    void (*enable_swap)(struct inode *);
    void (*disable_swap)(struct inode *);
};

Arch

In arm64: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In armhf: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In ppc64el: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In riscv64: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

Flavor

In aws: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In azure: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In gcp: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

In lowlatency: ✅

struct nfs_rpc_ops {
    u32 version;
    const struct dentry_operations *dentry_ops;
    const struct inode_operations *dir_inode_ops;
    const struct inode_operations *file_inode_ops;
    const struct file_operations *file_ops;
    const struct nlmclnt_operations *nlmclnt_ops;
    int (*getroot)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    struct vfsmount * (*submount)(struct nfs_server *, struct dentry *, struct nfs_fh *, struct nfs_fattr *);
    struct dentry * (*try_mount)(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
    int (*getattr)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *, struct inode *);
    int (*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
    int (*lookup)(struct inode *, const struct qstr *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*lookupp)(struct inode *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *);
    int (*access)(struct inode *, struct nfs_access_entry *);
    int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int);
    int (*create)(struct inode *, struct dentry *, struct iattr *, int);
    int (*remove)(struct inode *, struct dentry *);
    void (*unlink_setup)(struct rpc_message *, struct dentry *, struct inode *);
    void (*unlink_rpc_prepare)(struct rpc_task *, struct nfs_unlinkdata *);
    int (*unlink_done)(struct rpc_task *, struct inode *);
    void (*rename_setup)(struct rpc_message *, struct dentry *, struct dentry *);
    void (*rename_rpc_prepare)(struct rpc_task *, struct nfs_renamedata *);
    int (*rename_done)(struct rpc_task *, struct inode *, struct inode *);
    int (*link)(struct inode *, struct inode *, const struct qstr *);
    int (*symlink)(struct inode *, struct dentry *, struct page *, unsigned int, struct iattr *);
    int (*mkdir)(struct inode *, struct dentry *, struct iattr *);
    int (*rmdir)(struct inode *, const struct qstr *);
    int (*readdir)(struct dentry *, const struct cred *, u64, struct page **, unsigned int, bool);
    int (*mknod)(struct inode *, struct dentry *, struct iattr *, dev_t);
    int (*statfs)(struct nfs_server *, struct nfs_fh *, struct nfs_fsstat *);
    int (*fsinfo)(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
    int (*pathconf)(struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *);
    int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
    int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool);
    int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_header *);
    void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *);
    int (*read_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, struct rpc_clnt **);
    int (*write_done)(struct rpc_task *, struct nfs_pgio_header *);
    void (*commit_setup)(struct nfs_commit_data *, struct rpc_message *, struct rpc_clnt **);
    void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
    int (*commit_done)(struct rpc_task *, struct nfs_commit_data *);
    int (*lock)(struct file *, int, struct file_lock *);
    int (*lock_check_bounds)(const struct file_lock *);
    void (*clear_acl_cache)(struct inode *);
    void (*close_context)(struct nfs_open_context *, int);
    struct inode * (*open_context)(struct inode *, struct nfs_open_context *, int, struct iattr *, int *);
    int (*have_delegation)(struct inode *, fmode_t);
    struct nfs_client * (*alloc_client)(const struct nfs_client_initdata *);
    struct nfs_client * (*init_client)(struct nfs_client *, const struct nfs_client_initdata *);
    void (*free_client)(struct nfs_client *);
    struct nfs_server * (*create_server)(struct nfs_mount_info *, struct nfs_subversion *);
    struct nfs_server * (*clone_server)(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, rpc_authflavor_t);
};

Differences