lkml.org 
[lkml]   [2011]   [Jun]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH v2 07/22] KVM: MMU: cache mmio info on page fault path
    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



    \
     
     \ /
      Last update: 2011-06-29 13:13    [W:3.144 / U:0.220 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site