Messages in this thread | | | Date | Wed, 29 Jun 2011 14:10:19 +0300 | From | Avi Kivity <> | Subject | Re: [PATCH v2 07/22] KVM: MMU: cache mmio info on page fault path |
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On 06/29/2011 02:09 PM, Xiao Guangrong wrote: > 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 :-)
Ok, thanks.
-- error compiling committee.c: too many arguments to function
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