netdev - Re: [net-next.git 2/7] stmmac: review barriers

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Date:	Thu, 04 Apr 2013 08:08:14 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Giuseppe CAVALLARO <peppe.cavallaro@...com>
Cc:	Shiraz HASHIM <shiraz.hashim@...com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Deepak Sikri <deepak.sikri@...com>,
	sergei.shtylyov@...entembedded.com
Subject: Re: [net-next.git 2/7] stmmac: review barriers

On Thu, 2013-04-04 at 08:06 +0200, Giuseppe CAVALLARO wrote:

> In fact, if we can demonstrate that barriers are needed no problem to
> keep them in the code. Otherwise I prefer to remove them.
> 
> What do you think?

I think there are needed, and its really obvious.

Now maybe your arch can define wmb() as a pure compiler barrier(), but
thats a completely different patch.





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