1051 static __u32 fanotify_mark_remove_from_mask(struct fsnotify_mark *fsn_mark,  in fanotify_mark_remove_from_mask()  argument
1059 	spin_lock(&fsn_mark->lock);  in fanotify_mark_remove_from_mask()
1060 	oldmask = fsnotify_calc_mask(fsn_mark);  in fanotify_mark_remove_from_mask()
1062 		fsn_mark->mask &= ~mask;  in fanotify_mark_remove_from_mask()
1064 		fsn_mark->ignore_mask &= ~mask;  in fanotify_mark_remove_from_mask()
1066 	newmask = fsnotify_calc_mask(fsn_mark);  in fanotify_mark_remove_from_mask()
1073 	*destroy = !((fsn_mark->mask | fsn_mark->ignore_mask) & ~umask);  in fanotify_mark_remove_from_mask()
1074 	spin_unlock(&fsn_mark->lock);  in fanotify_mark_remove_from_mask()
1083 	struct fsnotify_mark *fsn_mark = NULL;  in fanotify_remove_mark()  local
1088 	fsn_mark = fsnotify_find_mark(connp, group);  in fanotify_remove_mark()
1089 	if (!fsn_mark) {  in fanotify_remove_mark()
1094 	removed = fanotify_mark_remove_from_mask(fsn_mark, mask, flags,  in fanotify_remove_mark()
1096 	if (removed & fsnotify_conn_mask(fsn_mark->connector))  in fanotify_remove_mark()
1097 		fsnotify_recalc_mask(fsn_mark->connector);  in fanotify_remove_mark()
1099 		fsnotify_detach_mark(fsn_mark);  in fanotify_remove_mark()
1102 		fsnotify_free_mark(fsn_mark);  in fanotify_remove_mark()
1105 	fsnotify_put_mark(fsn_mark);  in fanotify_remove_mark()
1133 static bool fanotify_mark_update_flags(struct fsnotify_mark *fsn_mark,  in fanotify_mark_update_flags()  argument
1147 		fsn_mark->flags |= FSNOTIFY_MARK_FLAG_HAS_IGNORE_FLAGS;  in fanotify_mark_update_flags()
1155 	    !(fsn_mark->flags & FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY)) {  in fanotify_mark_update_flags()
1156 		fsn_mark->flags |= FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY;  in fanotify_mark_update_flags()
1157 		if (!(fsn_mark->mask & FS_MODIFY))  in fanotify_mark_update_flags()
1161 	if (fsn_mark->connector->type != FSNOTIFY_OBJ_TYPE_INODE ||  in fanotify_mark_update_flags()
1162 	    want_iref == !(fsn_mark->flags & FSNOTIFY_MARK_FLAG_NO_IREF))  in fanotify_mark_update_flags()
1170 	fsn_mark->flags &= ~FSNOTIFY_MARK_FLAG_NO_IREF;  in fanotify_mark_update_flags()
1175 static bool fanotify_mark_add_to_mask(struct fsnotify_mark *fsn_mark,  in fanotify_mark_add_to_mask()  argument
1180 	spin_lock(&fsn_mark->lock);  in fanotify_mark_add_to_mask()
1182 		fsn_mark->mask |= mask;  in fanotify_mark_add_to_mask()
1184 		fsn_mark->ignore_mask |= mask;  in fanotify_mark_add_to_mask()
1186 	recalc = fsnotify_calc_mask(fsn_mark) &  in fanotify_mark_add_to_mask()
1187 		~fsnotify_conn_mask(fsn_mark->connector);  in fanotify_mark_add_to_mask()
1189 	recalc |= fanotify_mark_update_flags(fsn_mark, fan_flags);  in fanotify_mark_add_to_mask()
1190 	spin_unlock(&fsn_mark->lock);  in fanotify_mark_add_to_mask()
1248 static int fanotify_may_update_existing_mark(struct fsnotify_mark *fsn_mark,  in fanotify_may_update_existing_mark()  argument
1255 	    !(fsn_mark->flags & FSNOTIFY_MARK_FLAG_NO_IREF))  in fanotify_may_update_existing_mark()
1262 	    fsn_mark->flags & FSNOTIFY_MARK_FLAG_HAS_IGNORE_FLAGS)  in fanotify_may_update_existing_mark()
1273 	    fsn_mark->flags & FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY)  in fanotify_may_update_existing_mark()
1284 	struct fsnotify_mark *fsn_mark;  in fanotify_add_mark()  local
1289 	fsn_mark = fsnotify_find_mark(connp, group);  in fanotify_add_mark()
1290 	if (!fsn_mark) {  in fanotify_add_mark()
1291 		fsn_mark = fanotify_add_new_mark(group, connp, obj_type,  in fanotify_add_mark()
1293 		if (IS_ERR(fsn_mark)) {  in fanotify_add_mark()
1295 			return PTR_ERR(fsn_mark);  in fanotify_add_mark()
1302 	ret = fanotify_may_update_existing_mark(fsn_mark, fan_flags);  in fanotify_add_mark()
1317 	recalc = fanotify_mark_add_to_mask(fsn_mark, mask, fan_flags);  in fanotify_add_mark()
1319 		fsnotify_recalc_mask(fsn_mark->connector);  in fanotify_add_mark()
1324 	fsnotify_put_mark(fsn_mark);  in fanotify_add_mark()