Re: [Qemu-devel] [PATCH 2/8] rdma: core rdma logic

[Paolo Bonzini]

Il 12/04/2013 15:29, Michael R. Hines ha scritto:
> 
> Oh, thank you. Huge bug  - I need to introduce a "COMPRESS"
> message for this page into the protocol just like we already have
> for TCP and bypass the current chunk.

It's okay to send the page uncompressed if it's been registered already.
 This way you skip most is_zero_page checks after the bulk phase.  I
just care that a page is never registered if it is zero and never changes.

Paolo

> I knew I was forgetting about compress - some little angel on my
> shoulder was telling me I forgot something but I couldn't remember =)