From: Jeff Garzik <jgarzik@pobox.com>
To: Andrew Morton <akpm@osdl.org>
Cc: "David S. Miller" <davem@redhat.com>, netdev@oss.sgi.com
Subject: Re: netif_poll_disable() hangs
Date: Mon, 08 Sep 2003 03:17:46 -0400 [thread overview]
Message-ID: <3F5C2D1A.5050500@pobox.com> (raw)
In-Reply-To: <20030907232145.6ec197fd.akpm@osdl.org>
Andrew Morton wrote:
> Very simple:
>
> ifup eth0
> ifdown eth0
> ifup eth0
> ifdown eth0 <- hangs in dev_close -> netif_poll_disable()
>
>
> Because the first close sets __LINK_STATE_RX_SCHED and nothing ever clears
> it.
Weird. Looking at older 2.4 and 2.6, the bit has always been set that way.
process_backlog() has always been the only site that ever clears that
bit... maybe process_backlog() is called when interface is up'd, which
is why it worked before (and should be working now)?
Jeff
next prev parent reply other threads:[~2003-09-08 7:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-08 6:21 netif_poll_disable() hangs Andrew Morton
2003-09-08 7:17 ` Jeff Garzik [this message]
2003-09-08 7:29 ` Andrew Morton
2003-09-08 22:16 ` Jeff Garzik
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