X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=filter_common.c;h=a4f8868b6355a66d92eecd5bc4ebb10f282c27f1;hb=d8213149049056e0cabbcbe575a10dfb1a83583e;hp=56fbd82b6d527a8876020798b1d624120acc11da;hpb=74a835c7c3b6f4f71fc1f4739f26757dffdf012a;p=paraslash.git

diff --git a/filter_common.c b/filter_common.c
index 56fbd82b..a4f8868b 100644
--- a/filter_common.c
+++ b/filter_common.c
@@ -276,38 +276,14 @@ void print_filter_helps(int detailed)
 
 }
 
-/** 640K ought to be enough for everybody ;) */
-#define FILTER_MAX_PENDING (640 * 1024)
-
-int prepare_filter_node(struct filter_node *fn)
-{
-	struct btr_node *btrn = fn->btrn;
-	size_t iqs;
-
-	if (btr_eof(btrn))
-		return -E_FC_EOF;
-	if (btr_bytes_pending(btrn) > FILTER_MAX_PENDING)
-		return 0;
-	iqs = btr_get_input_queue_size(btrn);
-	if (iqs < fn->min_iqs && !btr_no_parent(btrn))
-		return 0;
-	assert(iqs != 0);
-	/* avoid "buffer too small" errors from the decoder */
-	btr_merge(btrn, fn->min_iqs);
-	return 1;
-}
-
 void generic_filter_pre_select(struct sched *s, struct task *t)
 {
 	struct filter_node *fn = container_of(t, struct filter_node, task);
-	size_t iqs = btr_get_input_queue_size(fn->btrn);
 
 	t->error = 0;
-	if (iqs <= fn->min_iqs)
-		return;
-	if (btr_bytes_pending(fn->btrn) > FILTER_MAX_PENDING)
-		return; /* FIXME, should use reasonable bound on timeout */
-	s->timeout.tv_sec = 0;
-	s->timeout.tv_usec = 1;
+	if (btr_node_status(fn->btrn, fn->min_iqs, BTR_NT_INTERNAL) != 0) {
+		s->timeout.tv_sec = 0;
+		s->timeout.tv_usec = 1;
+	}
 }