On 06/29/2011 04:48 PM, Avi Kivity wrote: > On 06/22/2011 05:31 PM, Xiao Guangrong wrote: >> If the page fault is caused by mmio, we can cache the mmio info, later, we do >> not need to walk guest page table and quickly know it is a mmio fault while we >> emulate the mmio instruction > > Does this work if the mmio spans two pages? > If the mmio spans two pages, we already split the emulation into two parts, and the mmio cache info is only matched for one page, so i thinks it works well :-) -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html