powerpc/powernv: Remove machine check handling in OPAL.

Now that we are ready to handle machine check directly in linux, do not
register with firmware to handle machine check exception.

Signed-off-by: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index 245096f..f348bd4 100644 (file)
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -89,14 +89,10 @@ static int __init opal_register_exception_handlers(void)
        if (!(powerpc_firmware_features & FW_FEATURE_OPAL))
                return -ENODEV;
 
-       /* Hookup some exception handlers. We use the fwnmi area at 0x7000
-        * to provide the glue space to OPAL
+       /* Hookup some exception handlers except machine check. We use the
+        * fwnmi area at 0x7000 to provide the glue space to OPAL
         */
        glue = 0x7000;
-       opal_register_exception_handler(OPAL_MACHINE_CHECK_HANDLER,
-                                       __pa(opal_mc_secondary_handler[0]),
-                                       glue);
-       glue += 128;
        opal_register_exception_handler(OPAL_HYPERVISOR_MAINTENANCE_HANDLER,
                                        0, glue);
        glue += 128;