From: Markus Armbruster <armbru@redhat.com>
To: "Jaya Kumar" <jayakumar.lkml@gmail.com>
Cc: "Jeremy Fitzhardinge" <jeremy@goop.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>
Subject: Re: "fb-defio: fix page list with concurrent processes"
Date: Thu, 03 Jul 2008 17:10:24 -0400 [thread overview]
Message-ID: <m3mykyr7wf.fsf@crossbow.pond.sub.org> (raw)
In-Reply-To: <45a44e480806161811k423fecf2r2d79609a5c0d057@mail.gmail.com> (Jaya Kumar's message of "Mon\, 16 Jun 2008 18\:11\:14 -0700")
"Jaya Kumar" <jayakumar.lkml@gmail.com> writes:
> On Mon, Jun 16, 2008 at 3:05 PM, Jeremy Fitzhardinge <jeremy@goop.org> wrote:
>> Your patch "fb-defio: fix page list with concurrent processes" definitely
>> seems to help with the suspend/resume problem I had with the Xen pvfb
>> device. Is it queued up anywhere? It seems to be a real bugfix, and should
>> probably be queued for 2.6.26...
>
> It isn't currently queued. I had intended to improve its performance
> by taking advantage of Andrew's suggestion of using !list_empty on the
> page->lru to avoid walking the page list to find the duplicate page,
> but I ran into trouble since the page starts off being on the lru
> list. I'll try to take a look at doing this next weekend.
>
> Thanks,
> jaya
Jaya, any news?
next prev parent reply other threads:[~2008-07-03 21:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-16 22:05 "fb-defio: fix page list with concurrent processes" Jeremy Fitzhardinge
2008-06-17 1:11 ` Jaya Kumar
2008-06-17 7:34 ` Markus Armbruster
2008-06-17 8:21 ` Jaya Kumar
2008-06-17 9:31 ` Markus Armbruster
2008-07-03 21:10 ` Markus Armbruster [this message]
2008-07-03 23:44 ` Jaya Kumar
2008-07-07 20:43 ` Markus Armbruster
2008-07-08 0:54 ` Jaya Kumar
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