48 # define IS_SWAPFILE(inode)	(0)  argument
64 nfs_file_open(struct inode *inode, struct file *filp)  in nfs_file_open()  argument
70 	nfs_inc_stats(inode, NFSIOS_VFSOPEN);  in nfs_file_open()
75 	res = nfs_open(inode, filp);  in nfs_file_open()
80 nfs_file_release(struct inode *inode, struct file *filp)  in nfs_file_release()  argument
84 	nfs_inc_stats(inode, NFSIOS_VFSRELEASE);  in nfs_file_release()
85 	return nfs_release(inode, filp);  in nfs_file_release()
100 static int nfs_revalidate_file_size(struct inode *inode, struct file *filp)  in nfs_revalidate_file_size()  argument
102 	struct nfs_server *server = NFS_SERVER(inode);  in nfs_revalidate_file_size()
103 	struct nfs_inode *nfsi = NFS_I(inode);  in nfs_revalidate_file_size()
105 	if (nfs_have_delegated_attributes(inode))  in nfs_revalidate_file_size()
112 	if (nfs_attribute_timeout(inode))  in nfs_revalidate_file_size()
117 	return __nfs_revalidate_inode(server, inode);  in nfs_revalidate_file_size()
130 		struct inode *inode = filp->f_mapping->host;  in nfs_file_llseek()  local
132 		int retval = nfs_revalidate_file_size(inode, filp);  in nfs_file_llseek()
147 	struct inode	*inode = file_inode(file);  in nfs_file_flush()  local
151 	nfs_inc_stats(inode, NFSIOS_VFSFLUSH);  in nfs_file_flush()
159 	if (NFS_PROTO(inode)->have_delegation(inode, FMODE_WRITE))  in nfs_file_flush()
170 	struct inode *inode = file_inode(iocb->ki_filp);  in nfs_file_read()  local
180 	result = nfs_revalidate_mapping_protected(inode, iocb->ki_filp->f_mapping);  in nfs_file_read()
184 			nfs_add_stats(inode, NFSIOS_NORMALREADBYTES, result);  in nfs_file_read()
195 	struct inode *inode = file_inode(filp);  in nfs_file_splice_read()  local
201 	res = nfs_revalidate_mapping_protected(inode, filp->f_mapping);  in nfs_file_splice_read()
205 			nfs_add_stats(inode, NFSIOS_NORMALREADBYTES, res);  in nfs_file_splice_read()
214 	struct inode *inode = file_inode(file);  in nfs_file_mmap()  local
225 		status = nfs_revalidate_mapping(inode, file->f_mapping);  in nfs_file_mmap()
247 	struct inode *inode = file_inode(file);  in nfs_file_fsync_commit()  local
253 	nfs_inc_stats(inode, NFSIOS_VFSFSYNC);  in nfs_file_fsync_commit()
256 	status = nfs_commit_inode(inode, FLUSH_SYNC);  in nfs_file_fsync_commit()
279 	struct inode *inode = file_inode(file);  in nfs_file_fsync()  local
281 	trace_nfs_fsync_enter(inode);  in nfs_file_fsync()
283 	nfs_inode_dio_wait(inode);  in nfs_file_fsync()
285 		ret = filemap_write_and_wait_range(inode->i_mapping, start, end);  in nfs_file_fsync()
288 		mutex_lock(&inode->i_mutex);  in nfs_file_fsync()
290 		mutex_unlock(&inode->i_mutex);  in nfs_file_fsync()
300 	trace_nfs_fsync_exit(inode, ret);  in nfs_file_fsync()
548 	struct inode *inode = page_file_mapping(page)->host;  in nfs_launder_page()  local
549 	struct nfs_inode *nfsi = NFS_I(inode);  in nfs_launder_page()
552 		inode->i_ino, (long long)page_offset(page));  in nfs_launder_page()
555 	return nfs_wb_page(inode, page);  in nfs_launder_page()
614 	struct inode *inode = file_inode(filp);  in nfs_vm_page_mkwrite()  local
624 	nfs_fscache_wait_on_page_write(NFS_I(inode), page);  in nfs_vm_page_mkwrite()
626 	wait_on_bit_action(&NFS_I(inode)->flags, NFS_INO_INVALIDATING,  in nfs_vm_page_mkwrite()
631 	if (mapping != inode->i_mapping)  in nfs_vm_page_mkwrite()
658 static int nfs_need_sync_write(struct file *filp, struct inode *inode)  in nfs_need_sync_write()  argument
662 	if (IS_SYNC(inode) || (filp->f_flags & O_DSYNC))  in nfs_need_sync_write()
674 	struct inode *inode = file_inode(file);  in nfs_file_write()  local
679 	result = nfs_key_timeout_notify(file, inode);  in nfs_file_write()
694 	if (IS_SWAPFILE(inode))  in nfs_file_write()
700 		result = nfs_revalidate_file_size(inode, file);  in nfs_file_write()
714 	if (result >= 0 && nfs_need_sync_write(file, inode)) {  in nfs_file_write()
720 		nfs_add_stats(inode, NFSIOS_NORMALWRITTENBYTES, written);  in nfs_file_write()
733 	struct inode *inode = filp->f_mapping->host;  in do_getlk()  local
745 	if (NFS_PROTO(inode)->have_delegation(inode, FMODE_READ))  in do_getlk()
751 	status = NFS_PROTO(inode)->lock(filp, cmd, fl);  in do_getlk()
778 	struct inode *inode = filp->f_mapping->host;  in do_unlk()  local
805 		status = NFS_PROTO(inode)->lock(filp, cmd, fl);  in do_unlk()
819 	struct inode *inode = filp->f_mapping->host;  in do_setlk()  local
835 		status = NFS_PROTO(inode)->lock(filp, cmd, fl);  in do_setlk()
849 	if (!NFS_PROTO(inode)->have_delegation(inode, FMODE_READ)) {  in do_setlk()
850 		if (is_time_granular(&NFS_SERVER(inode)->time_delta))  in do_setlk()
851 			__nfs_revalidate_inode(NFS_SERVER(inode), inode);  in do_setlk()
853 			nfs_zap_caches(inode);  in do_setlk()
864 	struct inode *inode = filp->f_mapping->host;  in nfs_lock()  local
872 	nfs_inc_stats(inode, NFSIOS_VFSLOCK);  in nfs_lock()
875 	if (__mandatory_lock(inode) && fl->fl_type != F_UNLCK)  in nfs_lock()
878 	if (NFS_SERVER(inode)->flags & NFS_MOUNT_LOCAL_FCNTL)  in nfs_lock()
881 	if (NFS_PROTO(inode)->lock_check_bounds != NULL) {  in nfs_lock()
882 		ret = NFS_PROTO(inode)->lock_check_bounds(fl);  in nfs_lock()
903 	struct inode *inode = filp->f_mapping->host;  in nfs_flock()  local
921 	if (NFS_SERVER(inode)->flags & NFS_MOUNT_LOCAL_FLOCK)  in nfs_flock()