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KVM: x86: fix broken read emulation spans a page boundary
authorXiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Wed, 13 Jul 2011 06:31:08 +0000 (14:31 +0800)
committerAvi Kivity <avi@redhat.com>
Sun, 25 Sep 2011 16:17:17 +0000 (19:17 +0300)
If the range spans a page boundary, the mmio access can be broke, fix it as
write emulation.

And we already get the guest physical address, so use it to read guest data
directly to avoid walking guest page table again

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

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