From: Matt Mackall <mpm@selenic.com>
To: Colin Leroy <colin@colino.net>
Cc: Andrew Morton <akpm@osdl.org>, netdev@oss.sgi.com
Subject: Re: [PATCH] Prevent netpoll hanging when link is down
Date: Wed, 6 Oct 2004 16:43:22 -0500 [thread overview]
Message-ID: <20041006214322.GG31237@waste.org> (raw)
In-Reply-To: <20041006232544.53615761@jack.colino.net>
On Wed, Oct 06, 2004 at 11:25:44PM +0200, Colin Leroy wrote:
> Hi,
>
> this patch fixes a (quite big) problem with netpoll: when link is down,
> it hangs.
>
> This patch fixes it. Tested with no carrier (no more hang) and with
> carrier (same behaviour as before).
[cc:ed to netdev]
Well this doesn't look unreasonable, but I haven't run into it with
the NICs I've tested. Nor have I seen this reported before. Which NICs
is this with?
> - if(!np || !np->dev || !netif_running(np->dev)) {
> + if(!np || !np->dev || !netif_running(np->dev) ||
> + !netif_carrier_ok(np->dev)) {
I wonder if netif_running is redundant if netif_carrier_ok.
--
Mathematics is the supreme nostalgia of our time.
next parent reply other threads:[~2004-10-06 21:43 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20041006232544.53615761@jack.colino.net>
2004-10-06 21:43 ` Matt Mackall [this message]
2004-10-07 5:53 ` [PATCH] Prevent netpoll hanging when link is down Colin Leroy
2004-10-07 6:49 ` David S. Miller
2004-10-07 8:33 ` Colin Leroy
2004-10-07 8:45 ` Colin Leroy
2004-10-07 14:05 ` Colin Leroy
2004-10-07 18:28 ` David S. Miller
2004-10-07 18:41 ` Matt Mackall
2004-10-07 20:00 ` Colin Leroy
2004-10-07 18:43 ` Andi Kleen
2004-10-07 20:44 ` Colin Leroy
2004-10-07 21:45 ` Andi Kleen
2004-10-07 21:50 ` Matt Mackall
2004-10-07 22:07 ` David S. Miller
2004-10-07 23:43 ` Matt Mackall
2004-10-07 23:50 ` Andi Kleen
2004-10-08 6:46 ` Colin Leroy
2004-10-08 21:53 ` Matt Mackall
2004-10-08 7:06 ` Colin Leroy
2004-10-08 22:00 ` Matt Mackall
2004-10-08 22:18 ` Andrew Morton
2004-10-11 3:59 ` David S. Miller
2004-10-11 15:40 ` Andi Kleen
2004-10-11 16:22 ` Matt Mackall
2004-10-11 16:32 ` Andi Kleen
2004-10-11 16:36 ` Matt Mackall
2004-10-11 16:43 ` Andi Kleen
2004-10-11 16:58 ` Matt Mackall
2004-10-11 17:41 ` Andi Kleen
2004-10-11 20:45 ` Colin Leroy
[not found] ` <5cac192f0410181443303379e2@mail.gmail.com>
[not found] ` <5cac192f041018145824acce5a@mail.gmail.com>
[not found] ` <20041020161119.6e30efe5@pirandello>
[not found] ` <5cac192f0410200848179ccc81@mail.gmail.com>
2004-10-21 16:36 ` Colin Leroy
2004-10-24 15:22 ` Eric Lemoine
2004-10-07 22:08 ` David S. Miller
2004-10-08 6:54 ` Colin Leroy
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