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Date:	Sun, 12 Oct 2014 15:24:43 +0200
From:	Andrea Arcangeli <>
To:	Peter Zijlstra <>
Cc:,,, Andres Lagar-Cavilla <>,
	Gleb Natapov <>,
	Radim Krcmar <>,
	Paolo Bonzini <>,
	Rik van Riel <>, Mel Gorman <>,
	Andy Lutomirski <>,
	Andrew Morton <>,
	Sasha Levin <>,
	Jianyu Zhan <>,
	Paul Cassella <>,
	Hugh Dickins <>,
	Peter Feiner <>,
	"\\\"Dr. David Alan Gilbert\\\"" <>
Subject: Re: [PATCH 3/4] mm: gup: use get_user_pages_fast and

On Thu, Oct 09, 2014 at 12:52:45PM +0200, Peter Zijlstra wrote:
> On Wed, Oct 01, 2014 at 10:56:36AM +0200, Andrea Arcangeli wrote:
> > Just an optimization.
> Does it make sense to split the thing in two? One where you apply
> _unlocked and then one where you apply _fast?

Yes but I already dropped the _fast optimization, as the latency
enhancements to gup_fast were NAKed earlier in this thread. So this
patch has already been updated to only apply _unlocked.
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