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powerpc/booke64: Fix machine check handler to use the right prolog

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Machine check exception handler was using a wrong prolog. Hypervisors like
KVM which are called early from the exception handler rely on the interrupt
source.

Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Mihai Caraman 2012-08-06 03:27:03 +00:00 committed by Benjamin Herrenschmidt
parent 8b7b80b9eb
commit a131075721
1 changed files with 1 additions and 1 deletions
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2
arch/powerpc/kernel/exceptions-64e.S
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@ -297,7 +297,7 @@ interrupt_end_book3e:
/* Machine Check Interrupt */
START_EXCEPTION(machine_check);
CRIT_EXCEPTION_PROLOG(0x200, PROLOG_ADDITION_NONE)
MC_EXCEPTION_PROLOG(0x200, PROLOG_ADDITION_NONE)
// EXCEPTION_COMMON(0x200, PACA_EXMC, INTS_DISABLE)
// bl special_reg_save_mc
// addi r3,r1,STACK_FRAME_OVERHEAD