[CRIU] [PATCH] mm: don't dump the zero page

[Cyrill Gorcunov]

On Thu, Jan 30, 2014 at 01:37:51PM +0400, Pavel Emelyanov wrote:
> On 01/30/2014 01:23 PM, Cyrill Gorcunov wrote:
> > On Wed, Jan 29, 2014 at 11:36:19PM +0400, Andrey Vagin wrote:
> >> If someone reads untouched page, the kernel maps the zero page
> >> to this address. This page will not have the SOFT_DIRTY bit and it must
> >> not be dumped.
> >>
> >> Signed-off-by: Andrey Vagin <avagin at openvz.org>
> > 
> > Pavel, merge it asap please.
> > .
> 
> What's the rush?

I'm about to optimize vdso lookup (not sure though yet) but defenitely
it'll be using zero-pfn for comparison. So this is a bugfix and would
be cool to have it merged.