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From: David Miller <davem@davemloft.net>
To: hpreg@vmware.com
Cc: netdev@vger.kernel.org, doshir@vmware.com, pv-drivers@vmware.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH net 2/2] vmxnet3: use DMA memory barriers where required
Date: Mon, 14 May 2018 22:45:01 -0400 (EDT)	[thread overview]
Message-ID: <20180514.224501.737523188651166796.davem@davemloft.net> (raw)
In-Reply-To: <1526300090-78546-1-git-send-email-hpreg@vmware.com>

From: <hpreg@vmware.com>
Date: Mon, 14 May 2018 08:14:49 -0400

> The gen bits must be read first from (resp. written last to) DMA memory.
> The proper way to enforce this on Linux is to call dma_rmb() (resp.
> dma_wmb()).
> 
> Signed-off-by: Regis Duchesne <hpreg@vmware.com>
> Acked-by: Ronak Doshi <doshir@vmware.com>

Applied and queued up for -stable.

      reply	other threads:[~2018-05-15  2:45 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-14 12:14 [PATCH net 2/2] vmxnet3: use DMA memory barriers where required hpreg
2018-05-15  2:45 ` David Miller [this message]

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