netdev - Re: [PATCH net-next v2 1/4] net: allow > 0 order atomic page alloc in skb_page_frag

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Message-ID: <20140108191803.GB18312@redhat.com>
Date:	Wed, 8 Jan 2014 21:18:03 +0200
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Michael Dalton <mwdalton@...gle.com>,
	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	Eric Dumazet <edumazet@...gle.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Jason Wang <jasowang@...hat.com>,
	virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH net-next v2 1/4] net: allow > 0 order atomic page alloc
 in skb_page_frag_refill

On Wed, Jan 08, 2014 at 10:26:03AM -0800, Eric Dumazet wrote:
> On Wed, 2014-01-08 at 20:08 +0200, Michael S. Tsirkin wrote:
> 
> > Eric said we also need a patch to add __GFP_NORETRY, right?
> > Probably before this one in series.
> 
> Nope, this __GFP_NORETRY has nothing to do with this.
> 
> I am not yet convinced we want it.
> 
> This needs mm guys advice, as its a tradeoff for mm layer more than
> networking...

Well maybe Cc linux-mm then?
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