| Message ID | 5032FA3E.9000204@linux.vnet.ibm.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index b9bba60..a913ac7 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -82,11 +82,12 @@ static inline bool is_invalid_pfn(pfn_t pfn) return !is_noslot_pfn(pfn) && is_error_pfn(pfn); } -#define KVM_HVA_ERR_BAD (PAGE_OFFSET) +#define KVM_HVA_ERR_BAD (PAGE_OFFSET) +#define KVM_HVA_ERR_RO_BAD (PAGE_OFFSET + PAGE_SIZE) static inline bool kvm_is_error_hva(unsigned long addr) { - return addr == PAGE_OFFSET; + return addr >= PAGE_OFFSET; } #define KVM_ERR_PTR_BAD_PAGE (ERR_PTR(-ENOENT))
In the later patch, it indicates failure when we try to get a writable hva from the readonly memslot Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> --- include/linux/kvm_host.h | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)