Author: Markus Armbruster Date: To: Jaya Kumar CC: Jeremy Fitzhardinge, Linux Kernel Mailing List Subject: Re: "fb-defio: fix page list with concurrent processes"
"Jaya Kumar" <jayakumar.lkml@???> writes:
> On Mon, Jun 16, 2008 at 3:05 PM, Jeremy Fitzhardinge <jeremy@???> 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
