1002 static __u32 fanotify_mark_remove_from_mask(struct fsnotify_mark *fsn_mark,  in fanotify_mark_remove_from_mask()  argument
1010 	spin_lock(&fsn_mark->lock);  in fanotify_mark_remove_from_mask()
1011 	oldmask = fsnotify_calc_mask(fsn_mark);  in fanotify_mark_remove_from_mask()
1013 		fsn_mark->mask &= ~mask;  in fanotify_mark_remove_from_mask()
1015 		fsn_mark->ignore_mask &= ~mask;  in fanotify_mark_remove_from_mask()
1017 	newmask = fsnotify_calc_mask(fsn_mark);  in fanotify_mark_remove_from_mask()
1024 	*destroy = !((fsn_mark->mask | fsn_mark->ignore_mask) & ~umask);  in fanotify_mark_remove_from_mask()
1025 	spin_unlock(&fsn_mark->lock);  in fanotify_mark_remove_from_mask()
1034 	struct fsnotify_mark *fsn_mark = NULL;  in fanotify_remove_mark()  local
1039 	fsn_mark = fsnotify_find_mark(connp, group);  in fanotify_remove_mark()
1040 	if (!fsn_mark) {  in fanotify_remove_mark()
1045 	removed = fanotify_mark_remove_from_mask(fsn_mark, mask, flags,  in fanotify_remove_mark()
1047 	if (removed & fsnotify_conn_mask(fsn_mark->connector))  in fanotify_remove_mark()
1048 		fsnotify_recalc_mask(fsn_mark->connector);  in fanotify_remove_mark()
1050 		fsnotify_detach_mark(fsn_mark);  in fanotify_remove_mark()
1053 		fsnotify_free_mark(fsn_mark);  in fanotify_remove_mark()
1056 	fsnotify_put_mark(fsn_mark);  in fanotify_remove_mark()
1084 static bool fanotify_mark_update_flags(struct fsnotify_mark *fsn_mark,  in fanotify_mark_update_flags()  argument
1098 		fsn_mark->flags |= FSNOTIFY_MARK_FLAG_HAS_IGNORE_FLAGS;  in fanotify_mark_update_flags()
1106 	    !(fsn_mark->flags & FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY)) {  in fanotify_mark_update_flags()
1107 		fsn_mark->flags |= FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY;  in fanotify_mark_update_flags()
1108 		if (!(fsn_mark->mask & FS_MODIFY))  in fanotify_mark_update_flags()
1112 	if (fsn_mark->connector->type != FSNOTIFY_OBJ_TYPE_INODE ||  in fanotify_mark_update_flags()
1113 	    want_iref == !(fsn_mark->flags & FSNOTIFY_MARK_FLAG_NO_IREF))  in fanotify_mark_update_flags()
1121 	fsn_mark->flags &= ~FSNOTIFY_MARK_FLAG_NO_IREF;  in fanotify_mark_update_flags()
1126 static bool fanotify_mark_add_to_mask(struct fsnotify_mark *fsn_mark,  in fanotify_mark_add_to_mask()  argument
1131 	spin_lock(&fsn_mark->lock);  in fanotify_mark_add_to_mask()
1133 		fsn_mark->mask |= mask;  in fanotify_mark_add_to_mask()
1135 		fsn_mark->ignore_mask |= mask;  in fanotify_mark_add_to_mask()
1137 	recalc = fsnotify_calc_mask(fsn_mark) &  in fanotify_mark_add_to_mask()
1138 		~fsnotify_conn_mask(fsn_mark->connector);  in fanotify_mark_add_to_mask()
1140 	recalc |= fanotify_mark_update_flags(fsn_mark, fan_flags);  in fanotify_mark_add_to_mask()
1141 	spin_unlock(&fsn_mark->lock);  in fanotify_mark_add_to_mask()
1199 static int fanotify_may_update_existing_mark(struct fsnotify_mark *fsn_mark,  in fanotify_may_update_existing_mark()  argument
1206 	    !(fsn_mark->flags & FSNOTIFY_MARK_FLAG_NO_IREF))  in fanotify_may_update_existing_mark()
1213 	    fsn_mark->flags & FSNOTIFY_MARK_FLAG_HAS_IGNORE_FLAGS)  in fanotify_may_update_existing_mark()
1224 	    fsn_mark->flags & FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY)  in fanotify_may_update_existing_mark()
1235 	struct fsnotify_mark *fsn_mark;  in fanotify_add_mark()  local
1240 	fsn_mark = fsnotify_find_mark(connp, group);  in fanotify_add_mark()
1241 	if (!fsn_mark) {  in fanotify_add_mark()
1242 		fsn_mark = fanotify_add_new_mark(group, connp, obj_type,  in fanotify_add_mark()
1244 		if (IS_ERR(fsn_mark)) {  in fanotify_add_mark()
1246 			return PTR_ERR(fsn_mark);  in fanotify_add_mark()
1253 	ret = fanotify_may_update_existing_mark(fsn_mark, fan_flags);  in fanotify_add_mark()
1268 	recalc = fanotify_mark_add_to_mask(fsn_mark, mask, fan_flags);  in fanotify_add_mark()
1270 		fsnotify_recalc_mask(fsn_mark->connector);  in fanotify_add_mark()
1275 	fsnotify_put_mark(fsn_mark);  in fanotify_add_mark()