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 <m...@ellerman.id.au> --- arch/powerpc/include/asm/exception-64s.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h index c40b4380951c..d6932990be15 100644 --- a/arch/powerpc/include/asm/exception-64s.h +++ b/arch/powerpc/include/asm/exception-64s.h @@ -343,6 +343,7 @@ 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); @@ -551,7 +552,6 @@ 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); \ @@ -566,7 +566,6 @@ 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); -- 2.14.1