From: Andi Kleen <ak@suse.de>
To: "David S. Miller" <davem@redhat.com>
Cc: okir@suse.de, netdev@oss.sgi.com
Subject: Re: [PATCH] 2.6 UDP recvmsg vs POSIX
Date: Thu, 19 Feb 2004 08:07:05 +0100 [thread overview]
Message-ID: <20040219080705.6dffcaaf.ak@suse.de> (raw)
In-Reply-To: <20040217221705.183d58a6.davem@redhat.com>
On Tue, 17 Feb 2004 22:17:05 -0800
"David S. Miller" <davem@redhat.com> wrote:
> On Tue, 17 Feb 2004 13:17:26 +0100
> Olaf Kirch <okir@suse.de> wrote:
>
> > I'm currently investigating a problem in udp recvmsg. In short, a test
> > program selects on the socket, gets woken up as a packet arrives, but
> > recvmsg return EAGAIN because the UDP checksum was wrong.
>
> Thanks Olaf, I'm not ignoring your patch I just didn't get to it today.
BTW I think TCP could hit the same problem. But it did already csum-copy
in user context in 2.4 and nobody reported it.
-Andi
next prev parent reply other threads:[~2004-02-19 7:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-17 12:17 [PATCH] 2.6 UDP recvmsg vs POSIX Olaf Kirch
2004-02-18 4:30 ` Andi Kleen
2004-02-18 6:17 ` David S. Miller
2004-02-19 7:07 ` Andi Kleen [this message]
2004-02-21 21:08 ` David S. Miller
2004-02-23 9:42 ` Olaf Kirch
2004-02-23 17:42 ` David S. Miller
2004-02-24 9:32 ` Olaf Kirch
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