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-rw-r--r--arch/x86/xen/mmu_hvm.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/xen/mmu_hvm.c b/arch/x86/xen/mmu_hvm.c
index d1b38c77352b..6ba8826dcdcc 100644
--- a/arch/x86/xen/mmu_hvm.c
+++ b/arch/x86/xen/mmu_hvm.c
@@ -22,8 +22,10 @@ static int xen_oldmem_pfn_is_ram(unsigned long pfn)
.pfn = pfn,
};
- if (HYPERVISOR_hvm_op(HVMOP_get_mem_type, &a))
+ if (HYPERVISOR_hvm_op(HVMOP_get_mem_type, &a)) {
+ pr_warn_once("Unexpected HVMOP_get_mem_type failure\n");
return -ENXIO;
+ }
return a.mem_type != HVMMEM_mmio_dm;
}
#endif