From: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
To: Travis Stratman <tstratman@emacinc.com>
Cc: netdev@vger.kernel.org
Subject: Re: data received but not detected
Date: Fri, 20 Jun 2008 22:23:34 +0400 [thread overview]
Message-ID: <20080620182333.GA9342@2ka.mipt.ru> (raw)
In-Reply-To: <1213985826.9245.169.camel@localhost.localdomain>
On Fri, Jun 20, 2008 at 01:17:06PM -0500, Travis Stratman (tstratman@emacinc.com) wrote:
> Let me clarify this again... I see the packet being sent at the expected
> time from the sender on the tcpdump. The packet does not show up in
> tcpdump or in the application on the receive side. When some other data
> is received by the receiver (i.e. ARP), the missing packet shows up in
> the tcpdump and in the application at the same time. So the delay shows
> up in the tcpdump as well. It seems to me that everything is pointing to
> the packet being in the DMA buffer but the controller driver not knowing
> anything about it.
Argh. Ok, then please check that napi polling is called and rx interrupt
happen for the driver.
--
Evgeniy Polyakov
next prev parent reply other threads:[~2008-06-20 18:23 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-17 22:08 data received but not detected Travis Stratman
2008-06-17 22:27 ` Stephen Hemminger
2008-06-17 22:40 ` Travis Stratman
2008-06-17 22:31 ` Ben Greear
2008-06-17 22:58 ` Travis Stratman
2008-06-17 23:45 ` Ben Greear
2008-06-19 22:53 ` Travis Stratman
2008-06-19 23:08 ` Ben Greear
2008-06-22 9:16 ` James Chapman
2008-07-07 21:56 ` Travis Stratman
2008-07-08 9:37 ` James Chapman
2008-07-15 20:46 ` Travis Stratman
2008-06-18 6:28 ` Evgeniy Polyakov
2008-06-19 23:10 ` Travis Stratman
[not found] ` <20080620060219.GA22784@2ka.mipt.ru>
2008-06-20 17:10 ` Travis Stratman
2008-06-20 17:25 ` Evgeniy Polyakov
2008-06-20 17:41 ` Travis Stratman
2008-06-20 17:54 ` Evgeniy Polyakov
2008-06-20 18:17 ` Travis Stratman
2008-06-20 18:23 ` Evgeniy Polyakov [this message]
2008-06-20 21:06 ` Travis Stratman
2008-06-21 7:12 ` Evgeniy Polyakov
2008-07-07 21:10 ` Travis Stratman
2008-07-07 21:25 ` Evgeniy Polyakov
2008-07-15 20:43 ` Travis Stratman
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