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KVM: s390: drop handling of interception code 12 

Our implementation will never trigger interception code 12 as the
responsible setting is never enabled - and never will be.
The handler is dead code. Let's get rid of it.

Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
David Hildenbrand 2015-04-24 15:30:24 +02:00 committed by Christian Borntraeger
parent 96e0ed23dc
commit 06b36753a6
1 changed files with 0 additions and 16 deletions
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16
arch/s390/kvm/intercept.c
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@ -241,21 +241,6 @@ static int handle_prog(struct kvm_vcpu *vcpu)
return kvm_s390_inject_prog_irq(vcpu, &pgm_info); return kvm_s390_inject_prog_irq(vcpu, &pgm_info);
} }
static int handle_instruction_and_prog(struct kvm_vcpu *vcpu)
{
int rc, rc2;
vcpu->stat.exit_instr_and_program++;
rc = handle_instruction(vcpu);
rc2 = handle_prog(vcpu);
if (rc == -EOPNOTSUPP)
vcpu->arch.sie_block->icptcode = 0x04;
if (rc)
return rc;
return rc2;
}
/** /**
* handle_external_interrupt - used for external interruption interceptions * handle_external_interrupt - used for external interruption interceptions
* *
@ -355,7 +340,6 @@ static const intercept_handler_t intercept_funcs[] = {
[0x00 >> 2] = handle_noop, [0x00 >> 2] = handle_noop,
[0x04 >> 2] = handle_instruction, [0x04 >> 2] = handle_instruction,
[0x08 >> 2] = handle_prog, [0x08 >> 2] = handle_prog,
[0x0C >> 2] = handle_instruction_and_prog,
[0x10 >> 2] = handle_noop, [0x10 >> 2] = handle_noop,
[0x14 >> 2] = handle_external_interrupt, [0x14 >> 2] = handle_external_interrupt,
[0x18 >> 2] = handle_noop, [0x18 >> 2] = handle_noop,