netdev - Re: [PATCH] igb: don't reuse pages with pfmemalloc flag

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Date:	Thu, 23 Oct 2014 15:21:12 +0400
From:	Roman Gushchin <klamm@...dex-team.ru>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	"jeffrey.t.kirsher@...el.com" <jeffrey.t.kirsher@...el.com>,
	"jesse.brandeburg@...el.com" <jesse.brandeburg@...el.com>,
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	"carolyn.wyborny@...el.com" <carolyn.wyborny@...el.com>,
	"donald.c.skidmore@...el.com" <donald.c.skidmore@...el.com>,
	"gregory.v.rose@...el.com" <gregory.v.rose@...el.com>,
	"peter.p.waskiewicz.jr@...el.com" <peter.p.waskiewicz.jr@...el.com>,
	"alexander.h.duyck@...el.com" <alexander.h.duyck@...el.com>,
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	"e1000-devel@...ts.sourceforge.net" 
	<e1000-devel@...ts.sourceforge.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] igb: don't reuse pages with pfmemalloc flag

>
> Interesting...
>
> It seems we also need to clear skb->pfmemalloc in napi_reuse_skb()

Sounds reasonable, but are you sure, that we can just drop skb->pfmemalloc flag in napi_reuse_skb()?

>
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