[Qemu-devel] Re: [PATCH 6/6] QEMU support for the Kernel Virtual Machine interface

2008-02-01 Thread Anthony Liguori
Fabrice Bellard wrote: Some questions: - QEMU already maintains modified page status for VGA memory (and kqemu for example fully supports that), so I don't see why KVM needs a new method. KQEMU passes the dirty bitmap directly to the kernel. KVM does aggressive shadow page table caching th

[Qemu-devel] Re: [PATCH 6/6] QEMU support for the Kernel Virtual Machine interface

2008-02-01 Thread Fabrice Bellard
Anthony Liguori wrote: This patch actually enables KVM support for QEMU. I apologize that it is so large but this was the only sane way to preserve bisectability. The goal of this patch is to add KVM support, but not to impact users when KVM isn't being used. It achieves this by using a kvm_en