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/* * linux/fs/adfs/file.c * * Copyright (C) 1997 Russell King * from: * * 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 * * adfs regular file handling primitives */ #include <linux/errno.h> #include <linux/fs.h> #include <linux/ext2_fs.h> #include <linux/fcntl.h> #include <linux/sched.h> #include <linux/stat.h> /* * We have mostly NULLs here: the current defaults are OK for * the adfs filesystem. */ static struct file_operations adfs_file_operations = { NULL, /* lseek - default */ generic_file_read, /* read */ NULL, /* write */ NULL, /* readdir - bad */ NULL, /* select - default */ NULL, /* ioctl */ generic_file_mmap, /* mmap */ NULL, /* open - not special */ NULL, /* flush */ NULL, /* release */ file_fsync, /* fsync */ NULL, /* fasync */ NULL, /* check_media_change */ NULL /* revalidate */ }; struct inode_operations adfs_file_inode_operations = { &adfs_file_operations, /* default file operations */ NULL, /* create */ NULL, /* lookup */ NULL, /* link */ NULL, /* unlink */ NULL, /* symlink */ NULL, /* mkdir */ NULL, /* rmdir */ NULL, /* mknod */ NULL, /* rename */ NULL, /* readlink */ NULL, /* follow_link */ generic_readpage, /* readpage */ NULL, /* writepage */ adfs_bmap, /* bmap */ NULL, /* truncate */ NULL, /* permission */ NULL /* smap */ }; |