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authorNicholas Piggin <npiggin@gmail.com>2019-06-28 08:33:29 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2019-07-02 14:39:49 +0300
commit02a1258154eec78783bd7e90d4ee1361c853db66 (patch)
tree1a76b8c350e5c19351d123a5cb2a53725a184593 /arch/powerpc/kernel/exceptions-64s.S
parent5312c4941e0d0185bb2c95d666d607292b7e3e57 (diff)
downloadlinux-02a1258154eec78783bd7e90d4ee1361c853db66.tar.xz
powerpc/64s/exception: machine check use standard macros to save dar/dsisr
Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/exceptions-64s.S')
-rw-r--r--arch/powerpc/kernel/exceptions-64s.S6
1 files changed, 1 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index aca162ed12e1..a39d5b47acbc 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1064,7 +1064,7 @@ BEGIN_FTR_SECTION
b machine_check_common_early
END_FTR_SECTION_IFCLR(CPU_FTR_HVMODE)
machine_check_pSeries_0:
- EXCEPTION_PROLOG_1 EXC_STD, PACA_EXMC, 1, 0x200, 0, 0, 0
+ EXCEPTION_PROLOG_1 EXC_STD, PACA_EXMC, 1, 0x200, 1, 1, 0
/*
* MSR_RI is not enabled, because PACA_EXMC is being used, so a
* nested machine check corrupts it. machine_check_common enables
@@ -1079,10 +1079,6 @@ EXC_COMMON_BEGIN(machine_check_common)
* Machine check is different because we use a different
* save area: PACA_EXMC instead of PACA_EXGEN.
*/
- mfspr r10,SPRN_DAR
- std r10,PACA_EXMC+EX_DAR(r13)
- mfspr r10,SPRN_DSISR
- stw r10,PACA_EXMC+EX_DSISR(r13)
EXCEPTION_COMMON(PACA_EXMC, 0x200)
FINISH_NAP
RECONCILE_IRQ_STATE(r10, r11)