191 static int format_corename(struct core_name *cn, struct coredump_params *cprm,  in format_corename()  argument
280 					__get_dumpable(cprm->mm_flags));  in format_corename()
285 						cprm->siginfo->si_signo);  in format_corename()
582 	struct coredump_params cprm = {  in do_coredump()  local
599 	if (!__get_dumpable(cprm.mm_flags))  in do_coredump()
611 	if (__get_dumpable(cprm.mm_flags) == SUID_DUMP_ROOT) {  in do_coredump()
623 	ispipe = format_corename(&cn, &cprm, &argv, &argc);  in do_coredump()
637 		if (cprm.limit == 1) {  in do_coredump()
659 		cprm.limit = RLIM_INFINITY;  in do_coredump()
683 						umh_pipe_setup, NULL, &cprm);  in do_coredump()
699 		if (cprm.limit < binfmt->min_coredump)  in do_coredump()
746 			cprm.file = file_open_root(root.dentry, root.mnt,  in do_coredump()
750 			cprm.file = filp_open(cn.corename, open_flags, 0600);  in do_coredump()
752 		if (IS_ERR(cprm.file))  in do_coredump()
755 		inode = file_inode(cprm.file);  in do_coredump()
758 		if (d_unhashed(cprm.file->f_path.dentry))  in do_coredump()
776 		if (!(cprm.file->f_mode & FMODE_CAN_WRITE))  in do_coredump()
778 		if (do_truncate2(cprm.file->f_path.mnt, cprm.file->f_path.dentry, 0, 0, cprm.file))  in do_coredump()
789 		file_start_write(cprm.file);  in do_coredump()
790 		core_dumped = binfmt->core_dump(&cprm);  in do_coredump()
791 		file_end_write(cprm.file);  in do_coredump()
794 		wait_for_dump_helpers(cprm.file);  in do_coredump()
796 	if (cprm.file)  in do_coredump()
797 		filp_close(cprm.file, NULL);  in do_coredump()
817 int dump_emit(struct coredump_params *cprm, const void *addr, int nr)  in dump_emit()  argument
819 	struct file *file = cprm->file;  in dump_emit()
822 	if (cprm->written + nr > cprm->limit)  in dump_emit()
831 		cprm->written += n;  in dump_emit()
832 		cprm->pos += n;  in dump_emit()
839 int dump_skip(struct coredump_params *cprm, size_t nr)  in dump_skip()  argument
842 	struct file *file = cprm->file;  in dump_skip()
847 		cprm->pos += nr;  in dump_skip()
851 			if (!dump_emit(cprm, zeroes, PAGE_SIZE))  in dump_skip()
855 		return dump_emit(cprm, zeroes, nr);  in dump_skip()
860 int dump_align(struct coredump_params *cprm, int align)  in dump_align()  argument
862 	unsigned mod = cprm->pos & (align - 1);  in dump_align()
865 	return mod ? dump_skip(cprm, align - mod) : 1;  in dump_align()
874 void dump_truncate(struct coredump_params *cprm)  in dump_truncate()  argument
876 	struct file *file = cprm->file;  in dump_truncate()