From: David Miller <davem@davemloft.net>
To: blogic@openwrt.org
Cc: nbd@openwrt.org, matthias.bgg@gmail.com, sean.wang@mediatek.com,
netdev@vger.kernel.org, linux-mediatek@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH V3 0/8] net: mediatek: make the driver pass stress tests
Date: Tue, 12 Apr 2016 22:42:09 -0400 (EDT) [thread overview]
Message-ID: <20160412.224209.261657745151516457.davem@davemloft.net> (raw)
In-Reply-To: <1460069651-1234-1-git-send-email-blogic@openwrt.org>
From: John Crispin <blogic@openwrt.org>
Date: Fri, 8 Apr 2016 00:54:03 +0200
> While testing the driver we managed to get the TX path to stall and fail
> to recover. When dual MAC support was added to the driver, the whole queue
> stop/wake code was not properly adapted. There was also a regression in the
> locking of the xmit function. The fact that watchdog_timeo was not set and
> that the tx_timeout code failed to properly reset the dma, irq and queue
> just made the mess complete.
>
> This series make the driver pass stress testing. With this series applied
> the testbed has been running for several days and still has not locked up.
> We have a second setup that has a small hack patch applied to randomly stop
> irqs and/or one of the queues and successfully manages to recover from these
> simulated tx stalls.
Series applied, thanks.
prev parent reply other threads:[~2016-04-13 2:42 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-07 22:54 John Crispin
2016-04-07 22:54 ` [PATCH V3 1/8] net: mediatek: watchdog_timeo was not set John Crispin
2016-04-07 22:54 ` [PATCH V3 2/8] net: mediatek: mtk_cal_txd_req() returns bad value John Crispin
2016-04-07 22:54 ` [PATCH V3 3/8] net: mediatek: remove superfluous reset call John Crispin
2016-04-07 22:54 ` [PATCH V3 4/8] net: mediatek: fix stop and wakeup of queue John Crispin
2016-04-07 22:54 ` [PATCH V3 5/8] net: mediatek: fix TX locking John Crispin
2016-04-07 22:54 ` [PATCH V3 6/8] net: mediatek: fix mtk_pending_work John Crispin
2016-04-07 22:54 ` [PATCH V3 7/8] net: mediatek: move the pending_work struct to the device generic struct John Crispin
2016-04-07 22:54 ` [PATCH V3 8/8] net: mediatek: do not set the QID field in the TX DMA descriptors John Crispin
2016-04-13 2:42 ` David Miller [this message]
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