netdev - Re: [net-next PATCH 3/3] e1000, e1000e: Use dma_rmb instead of rmb for descriptor read ordering

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Message-ID: <CAL3LdT7vKH+_6rn+p7fgZgLzq8wKTWBN6QRxKwpjMVOpXD=euw@mail.gmail.com>
Date:	Tue, 7 Apr 2015 18:06:20 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	Alexander Duyck <alexander.h.duyck@...hat.com>
Cc:	netdev <netdev@...r.kernel.org>, David Miller <davem@...emloft.net>
Subject: Re: [net-next PATCH 3/3] e1000, e1000e: Use dma_rmb instead of rmb
 for descriptor read ordering

On Tue, Apr 7, 2015 at 4:55 PM, Alexander Duyck
<alexander.h.duyck@...hat.com> wrote:
> This change replaces calls to rmb with dma_rmb in the case where we want to
> order all follow-on descriptor reads after the check for the descriptor
> status bit.
>
> Signed-off-by: Alexander Duyck <alexander.h.duyck@...hat.com>

Acked-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>

> ---
>  drivers/net/ethernet/intel/e1000/e1000_main.c |    6 +++---
>  drivers/net/ethernet/intel/e1000e/netdev.c    |    8 ++++----
>  2 files changed, 7 insertions(+), 7 deletions(-)
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