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powerpc/64s/exception: remove 0xb00 handler 

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
vectors.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190802105709.27696-22-npiggin@gmail.com
alistair/sunxi64-5.4-dsi
Nicholas Piggin 2019-08-02 20:56:46 +10:00 committed by Michael Ellerman
parent 9a7a0773d7
commit 5ff79a5ea6
1 changed files with 2 additions and 4 deletions
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6
arch/powerpc/kernel/exceptions-64s.S
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@ -1564,10 +1564,8 @@ EXC_COMMON_ASYNC(doorbell_super_common, 0xa00, unknown_exception)
#endif
EXC_REAL(trap_0b, 0xb00, 0x100)
EXC_VIRT(trap_0b, 0x4b00, 0x100, 0xb00)
TRAMP_KVM(PACA_EXGEN, 0xb00)
EXC_COMMON(trap_0b_common, 0xb00, unknown_exception)
EXC_REAL_NONE(0xb00, 0x100)
EXC_VIRT_NONE(0x4b00, 0x100)
/*
* system call / hypercall (0xc00, 0x4c00)