From 84877d93336de21a6251db00b841468a83c65906 Mon Sep 17 00:00:00 2001
From: Cornelia Huck <cornelia.huck@de.ibm.com>
Date: Tue, 2 Sep 2014 10:27:35 +0100
Subject: [PATCH] KVM: s390: register flic ops dynamically
Using the new kvm_register_device_ops() interface makes us get rid of
an #ifdef in common code.
Cc: Gleb Natapov <gleb@kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
arch/s390/kvm/kvm-s390.c | 3 ++-
arch/s390/kvm/kvm-s390.h | 1 +
include/linux/kvm_host.h | 1 -
virt/kvm/kvm_main.c | 4 ----
4 files changed, 3 insertions(+), 6 deletions(-)
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index b95d4a481b0c1..56a411c0245a7 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -122,7 +122,8 @@ void kvm_arch_hardware_unsetup(void)
int kvm_arch_init(void *opaque)
{
- return 0;
+ /* Register floating interrupt controller interface. */
+ return kvm_register_device_ops(&kvm_flic_ops, KVM_DEV_TYPE_FLIC);
}
/* Section: device related */
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
index b1a77669137ba..244d023031828 100644
--- a/arch/s390/kvm/kvm-s390.h
+++ b/arch/s390/kvm/kvm-s390.h
@@ -227,6 +227,7 @@ int kvm_cpu_has_interrupt(struct kvm_vcpu *vcpu);
int psw_extint_disabled(struct kvm_vcpu *vcpu);
void kvm_s390_destroy_adapters(struct kvm *kvm);
int kvm_s390_si_ext_call_pending(struct kvm_vcpu *vcpu);
+extern struct kvm_device_ops kvm_flic_ops;
/* implemented in guestdbg.c */
void kvm_s390_backup_guest_per_regs(struct kvm_vcpu *vcpu);
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 601d321f96e75..7ef088bec715d 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1069,7 +1069,6 @@ int kvm_register_device_ops(struct kvm_device_ops *ops, u32 type);
extern struct kvm_device_ops kvm_mpic_ops;
extern struct kvm_device_ops kvm_xics_ops;
extern struct kvm_device_ops kvm_vfio_ops;
-extern struct kvm_device_ops kvm_flic_ops;
#ifdef CONFIG_HAVE_KVM_CPU_RELAX_INTERCEPT
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 68d96f5dbfe23..f4e792fedb4fd 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2285,10 +2285,6 @@ static struct kvm_device_ops *kvm_device_ops_table[KVM_DEV_TYPE_MAX] = {
#ifdef CONFIG_KVM_VFIO
[KVM_DEV_TYPE_VFIO] = &kvm_vfio_ops,
#endif
-
-#ifdef CONFIG_S390
- [KVM_DEV_TYPE_FLIC] = &kvm_flic_ops,
-#endif
};
int kvm_register_device_ops(struct kvm_device_ops *ops, u32 type)
--
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