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-rw-r--r--arch/powerpc/kvm/e500mc.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c
index bf8f99f6676a..2fdc8722e324 100644
--- a/arch/powerpc/kvm/e500mc.c
+++ b/arch/powerpc/kvm/e500mc.c
@@ -180,6 +180,16 @@ int kvmppc_core_check_processor_compat(void)
r = 0;
else if (strcmp(cur_cpu_spec->cpu_name, "e5500") == 0)
r = 0;
+#ifdef CONFIG_ALTIVEC
+ /*
+ * Since guests have the priviledge to enable AltiVec, we need AltiVec
+ * support in the host to save/restore their context.
+ * Don't use CPU_FTR_ALTIVEC to identify cores with AltiVec unit
+ * because it's cleared in the absence of CONFIG_ALTIVEC!
+ */
+ else if (strcmp(cur_cpu_spec->cpu_name, "e6500") == 0)
+ r = 0;
+#endif
else
r = -ENOTSUPP;