165 static int format_corename(struct core_name *cn, struct coredump_params *cprm)  in format_corename()  argument
229 					__get_dumpable(cprm->mm_flags));  in format_corename()
234 						cprm->siginfo->si_signo);  in format_corename()
524 	struct coredump_params cprm = {  in do_coredump()  local
541 	if (!__get_dumpable(cprm.mm_flags))  in do_coredump()
553 	if (__get_dumpable(cprm.mm_flags) == SUID_DUMP_ROOT) {  in do_coredump()
565 	ispipe = format_corename(&cn, &cprm);  in do_coredump()
578 		if (cprm.limit == 1) {  in do_coredump()
600 		cprm.limit = RLIM_INFINITY;  in do_coredump()
620 						umh_pipe_setup, NULL, &cprm);  in do_coredump()
636 		if (cprm.limit < binfmt->min_coredump)  in do_coredump()
688 			cprm.file = file_open_root(root.dentry, root.mnt,  in do_coredump()
692 			cprm.file = filp_open(cn.corename, open_flags, 0600);  in do_coredump()
694 		if (IS_ERR(cprm.file))  in do_coredump()
697 		inode = file_inode(cprm.file);  in do_coredump()
700 		if (d_unhashed(cprm.file->f_path.dentry))  in do_coredump()
718 		if (!(cprm.file->f_mode & FMODE_CAN_WRITE))  in do_coredump()
720 		if (do_truncate(cprm.file->f_path.dentry, 0, 0, cprm.file))  in do_coredump()
731 		file_start_write(cprm.file);  in do_coredump()
732 		core_dumped = binfmt->core_dump(&cprm);  in do_coredump()
733 		file_end_write(cprm.file);  in do_coredump()
736 		wait_for_dump_helpers(cprm.file);  in do_coredump()
738 	if (cprm.file)  in do_coredump()
739 		filp_close(cprm.file, NULL);  in do_coredump()
758 int dump_emit(struct coredump_params *cprm, const void *addr, int nr)  in dump_emit()  argument
760 	struct file *file = cprm->file;  in dump_emit()
763 	if (cprm->written + nr > cprm->limit)  in dump_emit()
772 		cprm->written += n;  in dump_emit()
779 int dump_skip(struct coredump_params *cprm, size_t nr)  in dump_skip()  argument
782 	struct file *file = cprm->file;  in dump_skip()
784 		if (cprm->written + nr > cprm->limit)  in dump_skip()
789 		cprm->written += nr;  in dump_skip()
793 			if (!dump_emit(cprm, zeroes, PAGE_SIZE))  in dump_skip()
797 		return dump_emit(cprm, zeroes, nr);  in dump_skip()
802 int dump_align(struct coredump_params *cprm, int align)  in dump_align()  argument
804 	unsigned mod = cprm->written & (align - 1);  in dump_align()
807 	return mod ? dump_skip(cprm, align - mod) : 1;  in dump_align()