From: Andrea Arcangeli <aarcange@redhat.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: mmu notifier calls in apply_to_page_range()
Date: Fri, 9 Jul 2010 20:31:29 +0200 [thread overview]
Message-ID: <20100709183129.GG5741@random.random> (raw)
In-Reply-To: <4C375F5F.5000907@goop.org>
On Fri, Jul 09, 2010 at 10:41:51AM -0700, Jeremy Fitzhardinge wrote:
> On 07/09/2010 10:36 AM, Andrea Arcangeli wrote:
> > I'm not opposed to removing it, I've been wondering if it made any
> > sense in the first place but then there was no point not to add
> > it. Just calling apply_to_page_range in non blocking context doesn't
> > look so good.
> >
>
> That's a good point. It should be safe if the pagetable is already
> fully populated; I should double-check that's true in our case.
Yes in that case is safe, but it'd be more strict to use pmd/*_offset
then.
prev parent reply other threads:[~2010-07-09 18:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-09 15:06 mmu notifier calls in apply_to_page_range() Jeremy Fitzhardinge
2010-07-09 15:12 ` Andrea Arcangeli
2010-07-09 15:51 ` Jeremy Fitzhardinge
2010-07-09 16:22 ` Andrea Arcangeli
2010-07-09 17:30 ` Jeremy Fitzhardinge
2010-07-09 17:36 ` Andrea Arcangeli
2010-07-09 17:41 ` Jeremy Fitzhardinge
2010-07-09 18:31 ` Andrea Arcangeli [this message]
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