On St 26-04-06 12:24:43, Nick Piggin wrote:
> Rafael J. Wysocki wrote:
>
> >This means if we freeze bdevs, we'll be able to save all of the LRU pages,
> >except for the pages mapped by the current task, without copying. I think
> >we
> >can try to do this, but we'll need a patch to freeze bdevs for this
> >purpose. ;-)
> >
>
> Why not the current task? Does it exit the kernel? Or go through some
> get_uesr_pages path?
It does exit kernel, and does writing to devices in userspace (so it
can compress, etc).
Pavel
--
Thanks for all the (sleeping) penguins.
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