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authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>2012-08-21 11:01:19 +0800
committerAvi Kivity <avi@redhat.com>2012-08-22 15:08:57 +0300
commit69552c295e3df1431801526b5b705a0e130c920d (patch)
tree326f10077eb2469289846292b87d1b0f8ecc5017
parent12ce13fea925ab629f2281be2b9b01cf647a86cd (diff)
KVM: introduce KVM_PFN_ERR_RO_FAULT
In the later patch, it indicates failure when we try to get a writable pfn from the readonly memslot Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Signed-off-by: Avi Kivity <avi@redhat.com>
-rw-r--r--include/linux/kvm_host.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 52c86e4f6d8..4fd33e03d5d 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -65,6 +65,7 @@
#define KVM_PFN_ERR_FAULT (KVM_PFN_ERR_MASK)
#define KVM_PFN_ERR_HWPOISON (KVM_PFN_ERR_MASK + 1)
#define KVM_PFN_ERR_BAD (KVM_PFN_ERR_MASK + 2)
+#define KVM_PFN_ERR_RO_FAULT (KVM_PFN_ERR_MASK + 3)
static inline bool is_error_pfn(pfn_t pfn)
{