linux-kernel - Re: Linux 3.19-rc3

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Date:	Tue, 13 Jan 2015 08:06:05 +1300
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Will Deacon <will.deacon@....com>
Cc:	Laszlo Ersek <lersek@...hat.com>,
	Mark Langsdorf <mlangsdo@...hat.com>,
	Marc Zyngier <Marc.Zyngier@....com>,
	Mark Rutland <Mark.Rutland@....com>,
	Steve Capper <steve.capper@...aro.org>,
	"vishnu.ps@...sung.com" <vishnu.ps@...sung.com>,
	main kernel list <linux-kernel@...r.kernel.org>,
	arm kernel list <linux-arm-kernel@...ts.infradead.org>,
	Kyle McMartin <kmcmarti@...hat.com>,
	Dave Hansen <dave@...1.net>
Subject: Re: Linux 3.19-rc3

On Tue, Jan 13, 2015 at 1:42 AM, Will Deacon <will.deacon@....com> wrote:
>
> Linus: this moves the tlb->end check back into tlb_flush_mmu_tlbonly.
> How much do you hate that?

So I'm ok with it, as long as we don't have a performance regression.

Your "don't bother freeing when the batch is empty" should hopefully
be fine. Dave, does that work for your case?

           Linus
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