[CRIU] [PATCH] vma: don't skip vmas during searching a parent vma

[Pavel Emelyanov]

On 05/13/2014 04:25 PM, Andrey Vagin wrote:
> We stop searching if vma->start is bigger than a required one.
> The coursor is set on the last examined vma. When we are searching a
> parent vma for the next vma, we start examine vma-s starting from
> coursor->next, so we don't examine the vma, which is pointed by cursor.
> 
> This patch replaces list_for_each_entry_continue on list_for_each_entry_from.
> 
> Reported-by: Filipe Brandenburger <filbranden at google.com>
> Signed-off-by: Andrey Vagin <avagin at openvz.org>

Andrey, the recent 3 patches are great, but can you explain why keeping track
of mm-dumpable bit breaks cow and we start requiring these fixes?

Thanks,
Pavel