3 files changed, 5 insertions(+), 2 deletions(-)

M pc/devether.c
M port/netif.c
M port/netif.h

@@ 110,7 110,8 @@ etherrloop(Ether *ctlr, Etherpkt *pkt, long len, int tome)
 	ep = &ctlr->f[Ntypes];
 	for(fp = ctlr->f; fp < ep; fp++){
 		if((f = *fp) && ((tome && f->type==type) || f->type < 0))
-			qproduce(f->in, pkt->d, len);
+			if(qproduce(f->in, pkt->d, len) < 0)
+				ctlr->soverflows++;
 	}
 }
 

@@ 159,7 159,7 @@ netifread(Netif *nif, Chan *c, void *a, long n, ulong offset)
 {
 	int i, j;
 	Netfile *f;
-	char buf[512];
+	char buf[1024];
 
 	if(c->qid.path&CHDIR)
 		return devdirread(c, a, n, (Dirtab*)nif, 0, netifgen);


@@ 175,6 175,7 @@ netifread(Netif *nif, Chan *c, void *a, long n, ulong offset)
 		j += sprint(buf+j, "out: %d\n", nif->outpackets);
 		j += sprint(buf+j, "crc errs: %d\n", nif->crcs);
 		j += sprint(buf+j, "overflows: %d\n", nif->overflows);
+		j += sprint(buf+j, "soft overflows: %d\n", nif->soverflows);
 		j += sprint(buf+j, "framing errs: %d\n", nif->frames);
 		j += sprint(buf+j, "buffer errs: %d\n", nif->buffs);
 		j += sprint(buf+j, "output errs: %d\n", nif->oerrs);

@@ 69,6 69,7 @@ struct Netif
 	int	frames;		/* framing errors */
 	int	overflows;	/* packet overflows */
 	int	buffs;		/* buffering errors */
+	int	soverflows;	/* software overflow */
 
 	/* routines for touching the hardware */
 	void	*arg;