On 06/17/14 at 02:32am, Atsushi Kumagai wrote: > +static void > +setup_page_is_hugepage(void) > +{ > + if (NUMBER(PG_head) != NOT_FOUND_NUMBER) { > + if (NUMBER(PG_tail) == NOT_FOUND_NUMBER) { > + /* > + * If PG_tail is not explicitly saved, then assume > + * that it immediately follows PG_head. > + */ > + NUMBER(PG_tail) = NUMBER(PG_head) + 1; > + } > + } else if ((NUMBER(PG_compound) != NOT_FOUND_NUMBER) > + && (info->dump_level & DL_EXCLUDE_USER_DATA)) { Hi, I may not understand hugepage well. I am wondering why hugepage filtering can't be done if PG_compound is available. > + MSG("Compound page bit could not be determined: "); > + MSG("huge pages will NOT be filtered.\n"); > + } > +} > +