/* *  linux/fs/ext2/file.c * * Copyright (C) 1992, 1993, 1994, 1995 * Remy Card (card@masi.ibp.fr) * Laboratoire MASI - Institut Blaise Pascal * Universite Pierre et Marie Curie (Paris VI) * *  from * *  linux/fs/minix/file.c * *  Copyright (C) 1991, 1992  Linus Torvalds * *  ext2 fs regular file handling primitives * *  64-bit file support on 64-bit platforms by Jakub Jelinek * 	(jj@sunsite.ms.mff.cuni.cz) */ #include <linux/time.h>#include "ext2.h"#include "xattr.h"#include "acl.h" /* * Called when an inode is released. Note that this is different * from ext2_open_file: open gets called at every open, but release * gets called only when /all/ the files are closed. */static int ext2_release_file (struct inode * inode, struct file * filp){	if (filp->f_mode & FMODE_WRITE)		ext2_discard_prealloc (inode);	return 0;} /* * We have mostly NULL's here: the current defaults are ok for * the ext2 filesystem. */const struct file_operations ext2_file_operations = {	.llseek		= generic_file_llseek,	.read		= generic_file_read,	.write		= generic_file_write,	.aio_read	= generic_file_aio_read,	.aio_write	= generic_file_aio_write,	.ioctl		= ext2_ioctl,	.mmap		= generic_file_mmap,	.open		= generic_file_open,	.release	= ext2_release_file,	.fsync		= ext2_sync_file,	.readv		= generic_file_readv,	.writev		= generic_file_writev,	.sendfile	= generic_file_sendfile,	.splice_read	= generic_file_splice_read,	.splice_write	= generic_file_splice_write,}; #ifdef CONFIG_EXT2_FS_XIPconst struct file_operations ext2_xip_file_operations = {	.llseek		= generic_file_llseek,	.read		= xip_file_read,	.write		= xip_file_write,	.ioctl		= ext2_ioctl,	.mmap		= xip_file_mmap,	.open		= generic_file_open,	.release	= ext2_release_file,	.fsync		= ext2_sync_file,	.sendfile	= xip_file_sendfile,};#endif struct inode_operations ext2_file_inode_operations = {	.truncate	= ext2_truncate,#ifdef CONFIG_EXT2_FS_XATTR	.setxattr	= generic_setxattr,	.getxattr	= generic_getxattr,	.listxattr	= ext2_listxattr,	.removexattr	= generic_removexattr,#endif	.setattr	= ext2_setattr,	.permission	= ext2_permission,};