Lines Matching refs:cprm
196 static int format_corename(struct core_name *cn, struct coredump_params *cprm, in format_corename() argument
288 __get_dumpable(cprm->mm_flags)); in format_corename()
293 cprm->siginfo->si_signo); in format_corename()
527 struct coredump_params cprm = { in do_coredump() local
544 if (!__get_dumpable(cprm.mm_flags)) in do_coredump()
556 if (__get_dumpable(cprm.mm_flags) == SUID_DUMP_ROOT) { in do_coredump()
568 ispipe = format_corename(&cn, &cprm, &argv, &argc); in do_coredump()
582 if (cprm.limit == 1) { in do_coredump()
604 cprm.limit = RLIM_INFINITY; in do_coredump()
628 umh_pipe_setup, NULL, &cprm); in do_coredump()
645 if (cprm.limit < binfmt->min_coredump) in do_coredump()
692 cprm.file = file_open_root(&root, cn.corename, in do_coredump()
696 cprm.file = filp_open(cn.corename, open_flags, 0600); in do_coredump()
698 if (IS_ERR(cprm.file)) in do_coredump()
701 inode = file_inode(cprm.file); in do_coredump()
704 if (d_unhashed(cprm.file->f_path.dentry)) in do_coredump()
718 mnt_userns = file_mnt_user_ns(cprm.file); in do_coredump()
730 if (!(cprm.file->f_mode & FMODE_CAN_WRITE)) in do_coredump()
732 if (do_truncate(mnt_userns, cprm.file->f_path.dentry, in do_coredump()
733 0, 0, cprm.file)) in do_coredump()
747 if (!cprm.file) { in do_coredump()
751 file_start_write(cprm.file); in do_coredump()
752 core_dumped = binfmt->core_dump(&cprm); in do_coredump()
759 if (cprm.to_skip) { in do_coredump()
760 cprm.to_skip--; in do_coredump()
761 dump_emit(&cprm, "", 1); in do_coredump()
763 file_end_write(cprm.file); in do_coredump()
766 wait_for_dump_helpers(cprm.file); in do_coredump()
768 if (cprm.file) in do_coredump()
769 filp_close(cprm.file, NULL); in do_coredump()
789 static int __dump_emit(struct coredump_params *cprm, const void *addr, int nr) in __dump_emit() argument
791 struct file *file = cprm->file; in __dump_emit()
794 if (cprm->written + nr > cprm->limit) in __dump_emit()
804 cprm->written += n; in __dump_emit()
805 cprm->pos += n; in __dump_emit()
810 static int __dump_skip(struct coredump_params *cprm, size_t nr) in __dump_skip() argument
813 struct file *file = cprm->file; in __dump_skip()
818 cprm->pos += nr; in __dump_skip()
822 if (!__dump_emit(cprm, zeroes, PAGE_SIZE)) in __dump_skip()
826 return __dump_emit(cprm, zeroes, nr); in __dump_skip()
830 int dump_emit(struct coredump_params *cprm, const void *addr, int nr) in dump_emit() argument
832 if (cprm->to_skip) { in dump_emit()
833 if (!__dump_skip(cprm, cprm->to_skip)) in dump_emit()
835 cprm->to_skip = 0; in dump_emit()
837 return __dump_emit(cprm, addr, nr); in dump_emit()
841 void dump_skip_to(struct coredump_params *cprm, unsigned long pos) in dump_skip_to() argument
843 cprm->to_skip = pos - cprm->pos; in dump_skip_to()
847 void dump_skip(struct coredump_params *cprm, size_t nr) in dump_skip() argument
849 cprm->to_skip += nr; in dump_skip()
854 int dump_user_range(struct coredump_params *cprm, unsigned long start, in dump_user_range() argument
874 stop = !dump_emit(cprm, kaddr, PAGE_SIZE); in dump_user_range()
880 dump_skip(cprm, PAGE_SIZE); in dump_user_range()
887 int dump_align(struct coredump_params *cprm, int align) in dump_align() argument
889 unsigned mod = (cprm->pos + cprm->to_skip) & (align - 1); in dump_align()
893 cprm->to_skip += align - mod; in dump_align()
1031 int dump_vma_snapshot(struct coredump_params *cprm, int *vma_count, in dump_vma_snapshot() argument
1064 m->dump_size = vma_dump_size(vma, cprm->mm_flags); in dump_vma_snapshot()