KVM: remove dummy pages
authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Thu, 26 Jul 2012 03:58:59 +0000 (11:58 +0800)
committerAvi Kivity <avi@redhat.com>
Thu, 26 Jul 2012 08:55:34 +0000 (11:55 +0300)
Currently, kvm allocates some pages and use them as error indicators,
it wastes memory and is not good for scalability

Base on Avi's suggestion, we use the error codes instead of these pages
to indicate the error conditions

Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

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