For consistency. These may not be required on modern processors,
and they don't quite fit with the RFI_TO macros, but they should
be all removed in that case.
Signed-off-by: Nicholas Piggin <npig...@gmail.com>
---
arch/powerpc/kernel/exceptions-64s.S | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/powerpc/kernel/exceptions-64s.S
b/arch/powerpc/kernel/exceptions-64s.S
index e21bf047156d..cdf7d7ef0c0e 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -944,6 +944,7 @@ EXC_COMMON_BEGIN(system_reset_common)
EXCEPTION_RESTORE_REGS EXC_STD
RFI_TO_USER_OR_KERNEL
+ b .
EXC_REAL_BEGIN(machine_check, 0x200, 0x100)
@@ -1111,6 +1112,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_206)
bl machine_check_queue_event
MACHINE_CHECK_HANDLER_WINDUP
RFI_TO_USER_OR_KERNEL
+ b .
deliver_mce:
/* Deliver the machine check to host kernel in V mode. */
@@ -1686,6 +1688,7 @@ TRAMP_REAL_BEGIN(hmi_exception_early)
EXCEPTION_RESTORE_REGS EXC_HV
HRFI_TO_USER_OR_KERNEL
+ b .
1:
/*
--
2.20.1
