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fix: ethernet controllers which use wiseman_txdesc_t (earlier than 82575) hang 

possibly.
This commit is contained in:
knakahara 2016-05-23 04:07:29 +00:00
parent f47c3fc3cf
commit 20d828a769
1 changed files with 6 additions and 3 deletions
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9
sys/dev/pci/if_wm.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_wm.c,v 1.408 2016/05/23 03:30:40 knakahara Exp $ */
/* $NetBSD: if_wm.c,v 1.409 2016/05/23 04:07:29 knakahara Exp $ */
/*
* Copyright (c) 2001, 2002, 2003, 2004 Wasabi Systems, Inc.
@ -84,7 +84,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.408 2016/05/23 03:30:40 knakahara Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.409 2016/05/23 04:07:29 knakahara Exp $");
#ifdef _KERNEL_OPT
#include "opt_net_mpsafe.h"
@ -6992,7 +6992,10 @@ wm_txeof(struct wm_softc *sc, struct wm_txqueue *txq)
if (sc->sc_stopping)
return 0;
txq->txq_flags &= ~WM_TXQ_NO_SPACE;
if ((sc->sc_flags & WM_F_NEWQUEUE) != 0)
txq->txq_flags &= ~WM_TXQ_NO_SPACE;
else
sc->sc_flags &= ~IFF_OACTIVE;
/*
* Go through the Tx list and free mbufs for those