RE: [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot management

[Liu Yu-B13201]

> -----Original Message-----
> From: address@hidden 
> [mailto:address@hidden 
> On Behalf Of Jan Kiszka
> Sent: Sunday, April 12, 2009 1:20 AM
> To: address@hidden
> Subject: [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to 
> slot management
> 
> Fail loudly if we run out of memory slot.
> 
> Make sure that dirty log start/stop works with consistent 
> memory regions
> by reporting invalid parameters. This reveals several 
> inconsistencies in
> the vga code, patch to fix them follows later in this series.
> 
> And, for simplicity reasons, also catch and report unaligned memory
> regions passed to kvm_set_phys_mem (KVM works on page basis).
> 

Commit d3f8d37fe2d0c24ec8bac9c94d5b0e2dc09c0d2a hurts kvm/powerpc
The alignment check in kvm_set_phys_mem prevents pci controller and mpic 
initializing mmio regions.