56 static loff_t gfs2_llseek(struct file *file, loff_t offset, int whence)  in gfs2_llseek()  argument
58 	struct gfs2_inode *ip = GFS2_I(file->f_mapping->host);  in gfs2_llseek()
67 			error = generic_file_llseek(file, offset, whence);  in gfs2_llseek()
73 		error = gfs2_seek_data(file, offset);  in gfs2_llseek()
77 		error = gfs2_seek_hole(file, offset);  in gfs2_llseek()
86 		error = generic_file_llseek(file, offset, whence);  in gfs2_llseek()
103 static int gfs2_readdir(struct file *file, struct dir_context *ctx)  in gfs2_readdir()  argument
105 	struct inode *dir = file->f_mapping->host;  in gfs2_readdir()
114 	error = gfs2_dir_read(dir, ctx, &file->f_ra);  in gfs2_readdir()
156 static int gfs2_get_flags(struct file *filp, u32 __user *ptr)  in gfs2_get_flags()
216 static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask,  in do_gfs2_set_flags()
299 static int gfs2_set_flags(struct file *filp, u32 __user *ptr)  in gfs2_set_flags()
331 static int gfs2_getlabel(struct file *filp, char __user *label)  in gfs2_getlabel()
342 static long gfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)  in gfs2_ioctl()
359 static long gfs2_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)  in gfs2_compat_ioctl()
395 static void gfs2_size_hint(struct file *filep, loff_t offset, size_t size)  in gfs2_size_hint()
600 static int gfs2_mmap(struct file *file, struct vm_area_struct *vma)  in gfs2_mmap()  argument
602 	struct gfs2_inode *ip = GFS2_I(file->f_mapping->host);  in gfs2_mmap()
604 	if (!(file->f_flags & O_NOATIME) &&  in gfs2_mmap()
615 		file_accessed(file);  in gfs2_mmap()
635 int gfs2_open_common(struct inode *inode, struct file *file)  in gfs2_open_common()  argument
641 		ret = generic_file_open(inode, file);  in gfs2_open_common()
652 	gfs2_assert_warn(GFS2_SB(inode), !file->private_data);  in gfs2_open_common()
653 	file->private_data = fp;  in gfs2_open_common()
654 	if (file->f_mode & FMODE_WRITE) {  in gfs2_open_common()
662 	kfree(file->private_data);  in gfs2_open_common()
663 	file->private_data = NULL;  in gfs2_open_common()
681 static int gfs2_open(struct inode *inode, struct file *file)  in gfs2_open()  argument
696 	error = gfs2_open_common(inode, file);  in gfs2_open()
712 static int gfs2_release(struct inode *inode, struct file *file)  in gfs2_release()  argument
716 	kfree(file->private_data);  in gfs2_release()
717 	file->private_data = NULL;  in gfs2_release()
719 	if (file->f_mode & FMODE_WRITE) {  in gfs2_release()
748 static int gfs2_fsync(struct file *file, loff_t start, loff_t end,  in gfs2_fsync()  argument
751 	struct address_space *mapping = file->f_mapping;  in gfs2_fsync()
773 			ret = file_write_and_wait(file);  in gfs2_fsync()
780 		ret = file_fdatawait_range(file, start, end);  in gfs2_fsync()
788 	struct file *file = iocb->ki_filp;  in gfs2_file_direct_read()  local
789 	struct gfs2_inode *ip = GFS2_I(file->f_mapping->host);  in gfs2_file_direct_read()
813 	struct file *file = iocb->ki_filp;  in gfs2_file_direct_write()  local
814 	struct inode *inode = file->f_mapping->host;  in gfs2_file_direct_write()
904 	struct file *file = iocb->ki_filp;  in gfs2_file_write_iter()  local
905 	struct inode *inode = file_inode(file);  in gfs2_file_write_iter()
910 	gfs2_size_hint(file, iocb->ki_pos, iov_iter_count(from));  in gfs2_file_write_iter()
924 	ret = file_remove_privs(file);  in gfs2_file_write_iter()
928 	ret = file_update_time(file);  in gfs2_file_write_iter()
933 		struct address_space *mapping = file->f_mapping;  in gfs2_file_write_iter()
1056 static long __gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t len)  in __gfs2_fallocate()  argument
1058 	struct inode *inode = file_inode(file);  in __gfs2_fallocate()
1083 	gfs2_size_hint(file, offset, len);  in __gfs2_fallocate()
1157 	file_update_time(file);  in __gfs2_fallocate()
1160 	if ((file->f_flags & O_DSYNC) || IS_SYNC(file->f_mapping->host))  in __gfs2_fallocate()
1161 		return vfs_fsync_range(file, pos, pos + count - 1,  in __gfs2_fallocate()
1162 			       (file->f_flags & __O_SYNC) ? 0 : 1);  in __gfs2_fallocate()
1172 static long gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t len)  in gfs2_fallocate()  argument
1174 	struct inode *inode = file_inode(file);  in gfs2_fallocate()
1205 		ret = __gfs2_punch_hole(file, offset, len);  in gfs2_fallocate()
1207 		ret = __gfs2_fallocate(file, mode, offset, len);  in gfs2_fallocate()
1222 				      struct file *out, loff_t *ppos,  in gfs2_file_splice_write()
1244 static int gfs2_lock(struct file *file, int cmd, struct file_lock *fl)  in gfs2_lock()  argument
1246 	struct gfs2_inode *ip = GFS2_I(file->f_mapping->host);  in gfs2_lock()
1247 	struct gfs2_sbd *sdp = GFS2_SB(file->f_mapping->host);  in gfs2_lock()
1262 			locks_lock_file_wait(file, fl);  in gfs2_lock()
1266 		return dlm_posix_get(ls->ls_dlm, ip->i_no_addr, file, fl);  in gfs2_lock()
1268 		return dlm_posix_unlock(ls->ls_dlm, ip->i_no_addr, file, fl);  in gfs2_lock()
1270 		return dlm_posix_lock(ls->ls_dlm, ip->i_no_addr, file, cmd, fl);  in gfs2_lock()
1273 static int do_flock(struct file *file, int cmd, struct file_lock *fl)  in do_flock()  argument
1275 	struct gfs2_file *fp = file->private_data;  in do_flock()
1277 	struct gfs2_inode *ip = GFS2_I(file_inode(file));  in do_flock()
1296 		locks_lock_file_wait(file, &request);  in do_flock()
1320 		error = locks_lock_file_wait(file, fl);  in do_flock()
1329 static void do_unflock(struct file *file, struct file_lock *fl)  in do_unflock()  argument
1331 	struct gfs2_file *fp = file->private_data;  in do_unflock()
1335 	locks_lock_file_wait(file, fl);  in do_unflock()
1352 static int gfs2_flock(struct file *file, int cmd, struct file_lock *fl)  in gfs2_flock()  argument
1360 		do_unflock(file, fl);  in gfs2_flock()
1363 		return do_flock(file, cmd, fl);  in gfs2_flock()