On 06/02/18 23:36, Madhavan Srinivasan wrote:
> Commit f14e953b191f ("powerpc/64s: Add support to take additional parameter
> in MASKABLE_* macro")
> messed up MASKABLE_RELON_EXCEPTION_HV_OOL macro by adding the wrong
> __SOFTEN__ test which caused guest kernel trash at boot. Patch to fix
> the macro to use SOFTEN_TEST_HV instead of SOFTEN_NOTEST_HV.
>
> Reported-by: Alexey Kardashevskiy <a...@ozlabs.ru>
> Fix-Suggested-by: Michael Ellerman <m...@ellerman.id.au>
> Signed-off-by: Madhavan Srinivasan <ma...@linux.vnet.ibm.com>
> ---
> arch/powerpc/include/asm/exception-64s.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/include/asm/exception-64s.h
> b/arch/powerpc/include/asm/exception-64s.h
> index 176dfb73d42c..471b2274fbeb 100644
> --- a/arch/powerpc/include/asm/exception-64s.h
> +++ b/arch/powerpc/include/asm/exception-64s.h
> @@ -645,7 +645,7 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
> EXC_HV, SOFTEN_TEST_HV, bitmask)
>
> #define MASKABLE_RELON_EXCEPTION_HV_OOL(vec, label, bitmask) \
> - MASKABLE_EXCEPTION_PROLOG_1(PACA_EXGEN, SOFTEN_NOTEST_HV, vec,
> bitmask);\
> + MASKABLE_EXCEPTION_PROLOG_1(PACA_EXGEN, SOFTEN_TEST_HV, vec, bitmask);\
> EXCEPTION_RELON_PROLOG_PSERIES_1(label, EXC_HV)
>
> /*
>
Tested-by: Alexey Kardashevskiy <a...@ozlabs.ru>
--
Alexey
