netdev - Re: [PATCH 1/2] qla3xxx: bugfix: Add memory barrier before accessing rx completion.

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Date:	Tue, 02 Oct 2007 12:55:21 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	Ron Mercer <ron.mercer@...gic.com>
CC:	netdev@...r.kernel.org
Subject: Re: [PATCH 1/2] qla3xxx: bugfix: Add memory barrier before accessing
 rx completion.

Ron Mercer wrote:
> Signed-off-by: Ron Mercer <ron.mercer@...gic.com>
> ---
>  drivers/net/qla3xxx.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c
> index 69da95b..c3fe1c7 100755
> --- a/drivers/net/qla3xxx.c
> +++ b/drivers/net/qla3xxx.c
> @@ -2248,6 +2248,7 @@ static int ql_tx_rx_clean(struct ql3_adapter *qdev,
>  		qdev->rsp_consumer_index) && (work_done < work_to_do)) {
>  
>  		net_rsp = qdev->rsp_current;
> +		rmb();
>  		switch (net_rsp->opcode) {

applied 1-2


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