diff mbox series

[4.4,1/8] powerpc/64s: Define MASKABLE_RELON_EXCEPTION_PSERIES_OOL

Message ID 20201120000704.374811-2-dja@axtens.net
State Superseded
Headers show
Series CVE-2020-4788: Speculation on incompletely validated data on IBM Power9 | expand

Commit Message

Daniel Axtens Nov. 20, 2020, 12:06 a.m. UTC 
Add a definition provided by mpe and fixed up for 4.4. It doesn't exist
for 4.4 and we'd quite like to use it.

Signed-off-by: Daniel Axtens <dja@axtens.net>
---
 arch/powerpc/include/asm/exception-64s.h | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h
index 3ed536bec462..26f00ab2d0c9 100644
--- a/arch/powerpc/include/asm/exception-64s.h
+++ b/arch/powerpc/include/asm/exception-64s.h
@@ -597,6 +597,12 @@  label##_relon_hv:							\
 	EXCEPTION_PROLOG_1(PACA_EXGEN, SOFTEN_NOTEST_HV, vec);		\
 	EXCEPTION_PROLOG_PSERIES_1(label##_common, EXC_HV);
 
+#define MASKABLE_RELON_EXCEPTION_PSERIES_OOL(vec, label)               \
+       .globl label##_relon_pSeries;                                   \
+label##_relon_pSeries:                                                 \
+       EXCEPTION_PROLOG_1(PACA_EXGEN, SOFTEN_NOTEST_PR, vec);          \
+       EXCEPTION_PROLOG_PSERIES_1(label##_common, EXC_STD)
+
 /*
  * Our exception common code can be passed various "additions"
  * to specify the behaviour of interrupts, whether to kick the