Date: Thu, 23 Mar 2006 15:40:32 -0300 From: JoaoBR <joao@matik.com.br> To: "Kevin Oberman" <oberman@es.net> Cc: freebsd-stable@freebsd.org Subject: Re: nve timeout (and down) regression? Message-ID: <200603231540.33339.joao@matik.com.br> In-Reply-To: <20060323182910.1190845041@ptavv.es.net> References: <20060323182910.1190845041@ptavv.es.net>
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On Thursday 23 March 2006 15:29, Kevin Oberman wrote:
> I am a bit confused. The first addition of sc->pending_txs =3D 0; was
> MFC'ed back in December by obrien.
>
> Check around line 730 of if_nv.c (or whatever it's called in 6.0)
> sc->linkup =3D 0;
> sc->cur_rx =3D 0;
> sc->pending_rxs =3D 0;
> + sc->pending_txs =3D 0;
> This should mostly eliminate the problem.
>
this part actually is in the driver but nve still doing timeout and stop=20
imediatly rx/tx
> The other patch cited in the message has never been made:
> diff -u -r1.7.2.4 if_nve.c
> --- if_nve.c 9 Oct 2005 04:18:17 -0000 1.7.2.4
> +++ if_nve.c 27 Oct 2005 09:58:45 -0000
> @@ -727,7 +727,7 @@
>
> DEBUGOUT(NVE_DEBUG_INIT, "nve: nve_init_rings - entry\n");
>
> - sc->cur_rx =3D sc->cur_tx =3D sc->pending_rxs =3D sc->pending_txs=
=3D 0;
> + sc->cur_rx =3D sc->cur_tx =3D sc->pending_rxs =3D 0;
and I did this part and my NIC is running, as I said still lot of collision=
s=20
caused by it but it is running
Jo=E3o
> /* Initialise RX ring */
> for (i =3D 0; i < RX_RING_SIZE; i++) {
> struct nve_rx_desc *desc =3D sc->rx_desc + i;
>
>
> So sc->pending_txs should only be reset to zero only in nve_stop but not
> in nve_init_rings?
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