37 	struct inode *inode = iocb->ki_filp->f_mapping->host;  in ext2_dax_read_iter()  local
43 	inode_lock_shared(inode);  in ext2_dax_read_iter()
45 	inode_unlock_shared(inode);  in ext2_dax_read_iter()
54 	struct inode *inode = file->f_mapping->host;  in ext2_dax_write_iter()  local
57 	inode_lock(inode);  in ext2_dax_write_iter()
69 	if (ret > 0 && iocb->ki_pos > i_size_read(inode)) {  in ext2_dax_write_iter()
70 		i_size_write(inode, iocb->ki_pos);  in ext2_dax_write_iter()
71 		mark_inode_dirty(inode);  in ext2_dax_write_iter()
75 	inode_unlock(inode);  in ext2_dax_write_iter()
95 	struct inode *inode = file_inode(vmf->vma->vm_file);  in ext2_dax_fault()  local
101 		sb_start_pagefault(inode->i_sb);  in ext2_dax_fault()
104 	filemap_invalidate_lock_shared(inode->i_mapping);  in ext2_dax_fault()
108 	filemap_invalidate_unlock_shared(inode->i_mapping);  in ext2_dax_fault()
110 		sb_end_pagefault(inode->i_sb);  in ext2_dax_fault()
143 static int ext2_release_file (struct inode * inode, struct file * filp)  in ext2_release_file()  argument
146 		mutex_lock(&EXT2_I(inode)->truncate_mutex);  in ext2_release_file()
147 		ext2_discard_reservation(inode);  in ext2_release_file()
148 		mutex_unlock(&EXT2_I(inode)->truncate_mutex);  in ext2_release_file()
169 	struct inode *inode = file->f_mapping->host;  in ext2_dio_read_iter()  local
173 	inode_lock_shared(inode);  in ext2_dio_read_iter()
175 	inode_unlock_shared(inode);  in ext2_dio_read_iter()
185 	struct inode *inode = file_inode(iocb->ki_filp);  in ext2_dio_write_end_io()  local
199 	if (pos > i_size_read(inode)) {  in ext2_dio_write_end_io()
200 		i_size_write(inode, pos);  in ext2_dio_write_end_io()
201 		mark_inode_dirty(inode);  in ext2_dio_write_end_io()
215 	struct inode *inode = file->f_mapping->host;  in ext2_dio_write_iter()  local
218 	unsigned long blocksize = inode->i_sb->s_blocksize;  in ext2_dio_write_iter()
224 	inode_lock(inode);  in ext2_dio_write_iter()
234 	if (iocb->ki_pos + iov_iter_count(from) > i_size_read(inode) ||  in ext2_dio_write_iter()
246 		ext2_write_failed(inode->i_mapping, offset + count);  in ext2_dio_write_iter()
263 		ret2 = filemap_write_and_wait_range(inode->i_mapping, pos,  in ext2_dio_write_iter()
266 			invalidate_mapping_pages(inode->i_mapping,  in ext2_dio_write_iter()
274 	inode_unlock(inode);  in ext2_dio_write_iter()