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From: "Måns Rullgård" <mans@mansr.com>
To: Mason <slash.tmp@free.fr>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
	David Miller <davem@davemloft.net>,
	netdev <netdev@vger.kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [RFC PATCH v2 0/2] nb8800 suspend/resume support
Date: Thu, 03 Aug 2017 13:19:41 +0100	[thread overview]
Message-ID: <yw1xy3r0g7xe.fsf@mansr.com> (raw)
In-Reply-To: <c1aeaa45-de6a-e643-8765-7dad58a8b038@free.fr> (Mason's message of "Thu, 3 Aug 2017 10:34:31 +0200")

Mason <slash.tmp@free.fr> writes:

> IIUC, sender (desktop system) sends datagrams as fast as possible.
> Receiver (tango board) drops around 24% of all datagrams.
> I think this invalidates the theory that exhausting RX descriptors
> wedges RX DMA.

No, it doesn't.  The bottleneck causing packet loss could be somewhere
else.

-- 
Måns Rullgård

  reply	other threads:[~2017-08-03 12:19 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-01 16:32 [RFC PATCH v2 0/2] nb8800 suspend/resume support Mason
2017-08-01 16:37 ` [RFC PATCH v2 1/2] net: ethernet: nb8800: Reset HW block in ndo_open Mason
2017-08-02 11:02   ` Måns Rullgård
2017-08-02 11:54     ` Mason
2017-08-02 13:54       ` Andrew Lunn
2017-08-02 14:33       ` Måns Rullgård
2017-08-01 16:43 ` [RFC PATCH v2 2/2] net: ethernet: nb8800: Add suspend/resume support Mason
2017-08-02 14:41 ` [RFC PATCH v2 0/2] nb8800 " Mason
2017-08-02 15:26   ` Mason
2017-08-02 15:36     ` Måns Rullgård
2017-08-02 15:52       ` Mason
2017-08-02 15:56         ` Måns Rullgård
2017-08-02 16:07           ` Mason
2017-08-02 16:10             ` Måns Rullgård
2017-08-02 16:19               ` David Laight
2017-08-02 16:39               ` Mason
2017-08-02 16:43                 ` Måns Rullgård
2017-08-02 17:31               ` Mason
2017-08-02 20:02                 ` Mason
2017-08-03  8:34                   ` Mason
2017-08-03 12:19                     ` Måns Rullgård [this message]
2017-08-03 12:18                   ` Måns Rullgård

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