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powerpc/64s/exception: machine check move tramp code

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Following convention, move the tramp code (unrelocated) above the
common handlers (relocated).

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190802105709.27696-13-npiggin@gmail.com
This commit is contained in:
Nicholas Piggin 2019-08-02 20:56:37 +10:00 committed by Michael Ellerman
parent c8eb54dbc8
commit abd1f4ca2b
1 changed files with 11 additions and 11 deletions
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22
arch/powerpc/kernel/exceptions-64s.S
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@ -945,6 +945,17 @@ EXC_REAL_BEGIN(machine_check, 0x200, 0x100)
EXC_REAL_END(machine_check, 0x200, 0x100)
EXC_VIRT_NONE(0x4200, 0x100)
#ifdef CONFIG_PPC_PSERIES
TRAMP_REAL_BEGIN(machine_check_fwnmi)
/* See comment at machine_check exception, don't turn on RI */
EXCEPTION_PROLOG_0 PACA_EXMC
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXMC, 0, 0x200, 1, 1, 0
mfctr r10 /* save ctr */
BRANCH_TO_C000(r11, machine_check_early_common)
#endif
TRAMP_KVM_SKIP(PACA_EXMC, 0x200)
EXC_COMMON_BEGIN(machine_check_early_common)
mtctr r10 /* Restore ctr */
mfspr r11,SPRN_SRR0
@ -1018,17 +1029,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_HVMODE)
b 1b
b . /* prevent speculative execution */
#ifdef CONFIG_PPC_PSERIES
TRAMP_REAL_BEGIN(machine_check_fwnmi)
/* See comment at machine_check exception, don't turn on RI */
EXCEPTION_PROLOG_0 PACA_EXMC
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXMC, 0, 0x200, 1, 1, 0
mfctr r10 /* save ctr */
BRANCH_TO_C000(r11, machine_check_early_common)
#endif
TRAMP_KVM_SKIP(PACA_EXMC, 0x200)
EXC_COMMON_BEGIN(machine_check_common)
/*
* Machine check is different because we use a different