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powerpc/powernv: Remove machine check handling in OPAL.

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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>
This commit is contained in:
Mahesh Salgaonkar 2013-10-30 20:05:58 +05:30 • committed by Benjamin Herrenschmidt
parent b5ff4211a8
commit 28446de2ce
1 changed files with 2 additions and 6 deletions
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8
arch/powerpc/platforms/powernv/opal.c
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@ -89,14 +89,10 @@ static int __init opal_register_exception_handlers(void)
if (!(powerpc_firmware_features & FW_FEATURE_OPAL)) if (!(powerpc_firmware_features & FW_FEATURE_OPAL))
return -ENODEV; return -ENODEV;
/* Hookup some exception handlers. We use the fwnmi area at 0x7000 /* Hookup some exception handlers except machine check. We use the
* to provide the glue space to OPAL * fwnmi area at 0x7000 to provide the glue space to OPAL
*/ */
glue = 0x7000; 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, opal_register_exception_handler(OPAL_HYPERVISOR_MAINTENANCE_HANDLER,
0, glue); 0, glue);
glue += 128; glue += 128;