197 static int format_corename(struct core_name *cn, struct coredump_params *cprm,  in format_corename()  argument
289 					__get_dumpable(cprm->mm_flags));  in format_corename()
294 						cprm->siginfo->si_signo);  in format_corename()
595 	struct coredump_params cprm = {  in do_coredump()  local
612 	if (!__get_dumpable(cprm.mm_flags))  in do_coredump()
624 	if (__get_dumpable(cprm.mm_flags) == SUID_DUMP_ROOT) {  in do_coredump()
636 	ispipe = format_corename(&cn, &cprm, &argv, &argc);  in do_coredump()
650 		if (cprm.limit == 1) {  in do_coredump()
672 		cprm.limit = RLIM_INFINITY;  in do_coredump()
696 						umh_pipe_setup, NULL, &cprm);  in do_coredump()
712 		if (cprm.limit < binfmt->min_coredump)  in do_coredump()
759 			cprm.file = file_open_root(root.dentry, root.mnt,  in do_coredump()
763 			cprm.file = filp_open(cn.corename, open_flags, 0600);  in do_coredump()
765 		if (IS_ERR(cprm.file))  in do_coredump()
768 		inode = file_inode(cprm.file);  in do_coredump()
771 		if (d_unhashed(cprm.file->f_path.dentry))  in do_coredump()
789 		if (!(cprm.file->f_mode & FMODE_CAN_WRITE))  in do_coredump()
791 		if (do_truncate(cprm.file->f_path.dentry, 0, 0, cprm.file))  in do_coredump()
806 		if (!cprm.file) {  in do_coredump()
810 		file_start_write(cprm.file);  in do_coredump()
811 		core_dumped = binfmt->core_dump(&cprm);  in do_coredump()
812 		file_end_write(cprm.file);  in do_coredump()
815 		wait_for_dump_helpers(cprm.file);  in do_coredump()
817 	if (cprm.file)  in do_coredump()
818 		filp_close(cprm.file, NULL);  in do_coredump()
838 int dump_emit(struct coredump_params *cprm, const void *addr, int nr)  in dump_emit()  argument
840 	struct file *file = cprm->file;  in dump_emit()
843 	if (cprm->written + nr > cprm->limit)  in dump_emit()
853 	cprm->written += n;  in dump_emit()
854 	cprm->pos += n;  in dump_emit()
860 int dump_skip(struct coredump_params *cprm, size_t nr)  in dump_skip()  argument
863 	struct file *file = cprm->file;  in dump_skip()
868 		cprm->pos += nr;  in dump_skip()
872 			if (!dump_emit(cprm, zeroes, PAGE_SIZE))  in dump_skip()
876 		return dump_emit(cprm, zeroes, nr);  in dump_skip()
882 int dump_user_range(struct coredump_params *cprm, unsigned long start,  in dump_user_range()  argument
902 			stop = !dump_emit(cprm, kaddr, PAGE_SIZE);  in dump_user_range()
906 			stop = !dump_skip(cprm, PAGE_SIZE);  in dump_user_range()
915 int dump_align(struct coredump_params *cprm, int align)  in dump_align()  argument
917 	unsigned mod = cprm->pos & (align - 1);  in dump_align()
920 	return mod ? dump_skip(cprm, align - mod) : 1;  in dump_align()
929 void dump_truncate(struct coredump_params *cprm)  in dump_truncate()  argument
931 	struct file *file = cprm->file;  in dump_truncate()
1088 int dump_vma_snapshot(struct coredump_params *cprm, int *vma_count,  in dump_vma_snapshot()  argument
1121 		m->dump_size = vma_dump_size(vma, cprm->mm_flags);  in dump_vma_snapshot()