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powerpc/64s: Move SET_SCRATCH0() into EXCEPTION_PROLOG_PSERIES() 

EXCEPTION_PROLOG_PSERIES() only has two users, STD_EXCEPTION_PSERIES()
and STD_EXCEPTION_HV() both of which "call" SET_SCRATCH0(), so just
move SET_SCRATCH0() into EXCEPTION_PROLOG_PSERIES().

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
hifive-unleashed-5.1
Michael Ellerman 2018-07-26 23:07:02 +10:00
parent 250a93501d
commit 4a7a0a8444
1 changed files with 1 additions and 2 deletions
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3
arch/powerpc/include/asm/exception-64s.h
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@ -344,6 +344,7 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
__EXCEPTION_PROLOG_PSERIES_1_NORI(label, h)
#define EXCEPTION_PROLOG_PSERIES(area, label, h, extra, vec) \
SET_SCRATCH0(r13); /* save r13 */ \
EXCEPTION_PROLOG_0(area); \
EXCEPTION_PROLOG_1(area, extra, vec); \
EXCEPTION_PROLOG_PSERIES_1(label, h);
@ -552,7 +553,6 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
* Exception vectors.
*/
#define STD_EXCEPTION_PSERIES(vec, label) \
SET_SCRATCH0(r13); /* save r13 */ \
EXCEPTION_PROLOG_PSERIES(PACA_EXGEN, label, \
EXC_STD, KVMTEST_PR, vec); \
@ -567,7 +567,6 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
EXCEPTION_PROLOG_PSERIES_1(label, EXC_STD)
#define STD_EXCEPTION_HV(loc, vec, label) \
SET_SCRATCH0(r13); /* save r13 */ \
EXCEPTION_PROLOG_PSERIES(PACA_EXGEN, label, \
EXC_HV, KVMTEST_HV, vec);