[PATCH 05/18] powerpc/64s/exception: remove 0xb00 handler

Nicholas Piggin npiggin at gmail.com
Tue Jul 30 00:12:34 AEST 2019

This vector is not used by any supported processor, and has been
implemented as an unknown exception going back to 2.6. There is
nothing special about 0xb00, so remove it like other unused

Signed-off-by: Nicholas Piggin <npiggin at gmail.com>
 arch/powerpc/kernel/exceptions-64s.S | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 723c37f3da17..9c407392774c 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1563,10 +1563,8 @@ EXC_COMMON_ASYNC(doorbell_super_common, 0xa00, unknown_exception)
-EXC_REAL(trap_0b, 0xb00, 0x100)
-EXC_VIRT(trap_0b, 0x4b00, 0x100, 0xb00)
-EXC_COMMON(trap_0b_common, 0xb00, unknown_exception)
+EXC_REAL_NONE(0xb00, 0x100)
+EXC_VIRT_NONE(0x4b00, 0x100)
  * system call / hypercall (0xc00, 0x4c00)

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