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-rw-r--r--arch/powerpc/include/asm/opal-api.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h
index ef930ba500f9..3130a73652c7 100644
--- a/arch/powerpc/include/asm/opal-api.h
+++ b/arch/powerpc/include/asm/opal-api.h
@@ -876,6 +876,15 @@ struct OpalIoPhb4ErrorData {
enum {
OPAL_REINIT_CPUS_HILE_BE = (1 << 0),
OPAL_REINIT_CPUS_HILE_LE = (1 << 1),
+
+ /* These two define the base MMU mode of the host on P9
+ *
+ * On P9 Nimbus DD2.0 and Cumlus (and later), KVM can still
+ * create hash guests in "radix" mode with care (full core
+ * switch only).
+ */
+ OPAL_REINIT_CPUS_MMU_HASH = (1 << 2),
+ OPAL_REINIT_CPUS_MMU_RADIX = (1 << 3),
};
typedef struct oppanel_line {