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authorPaolo Bonzini <pbonzini@redhat.com>2019-08-03 08:14:25 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2019-08-05 12:55:48 +0200
commit741cbbae0768b828be2d48331eb371a4f08bbea8 (patch)
tree92978c9e137cd19ef81fba0aa9f1791512b2be70 /arch
parent17e433b54393a6269acbcb792da97791fe1592d8 (diff)
KVM: remove kvm_arch_has_vcpu_debugfs()
There is no need for this function as all arches have to implement kvm_arch_create_vcpu_debugfs() no matter what. A #define symbol let us actually simplify the code. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/kvm/mips.c10
-rw-r--r--arch/powerpc/kvm/powerpc.c10
-rw-r--r--arch/s390/kvm/kvm-s390.c10
-rw-r--r--arch/x86/include/asm/kvm_host.h2
-rw-r--r--arch/x86/kvm/debugfs.c5
5 files changed, 2 insertions, 35 deletions
diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c
index 2cfe839f0b3a..1109924560d8 100644
--- a/arch/mips/kvm/mips.c
+++ b/arch/mips/kvm/mips.c
@@ -150,16 +150,6 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
return 0;
}
-bool kvm_arch_has_vcpu_debugfs(void)
-{
- return false;
-}
-
-int kvm_arch_create_vcpu_debugfs(struct kvm_vcpu *vcpu)
-{
- return 0;
-}
-
void kvm_mips_free_vcpus(struct kvm *kvm)
{
unsigned int i;
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 3e34d5fa6708..3e566c2e6066 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -457,16 +457,6 @@ err_out:
return -EINVAL;
}
-bool kvm_arch_has_vcpu_debugfs(void)
-{
- return false;
-}
-
-int kvm_arch_create_vcpu_debugfs(struct kvm_vcpu *vcpu)
-{
- return 0;
-}
-
void kvm_arch_destroy_vm(struct kvm *kvm)
{
unsigned int i;
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 3f520cd837fb..f329dcb3f44c 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -2516,16 +2516,6 @@ out_err:
return rc;
}
-bool kvm_arch_has_vcpu_debugfs(void)
-{
- return false;
-}
-
-int kvm_arch_create_vcpu_debugfs(struct kvm_vcpu *vcpu)
-{
- return 0;
-}
-
void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)
{
VCPU_EVENT(vcpu, 3, "%s", "free cpu");
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index fc046ca89d32..e92725b2a46f 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -35,6 +35,8 @@
#include <asm/kvm_vcpu_regs.h>
#include <asm/hyperv-tlfs.h>
+#define __KVM_HAVE_ARCH_VCPU_DEBUGFS
+
#define KVM_MAX_VCPUS 288
#define KVM_SOFT_MAX_VCPUS 240
#define KVM_MAX_VCPU_ID 1023
diff --git a/arch/x86/kvm/debugfs.c b/arch/x86/kvm/debugfs.c
index 329361b69d5e..9bd93e0d5f63 100644
--- a/arch/x86/kvm/debugfs.c
+++ b/arch/x86/kvm/debugfs.c
@@ -8,11 +8,6 @@
#include <linux/debugfs.h>
#include "lapic.h"
-bool kvm_arch_has_vcpu_debugfs(void)
-{
- return true;
-}
-
static int vcpu_get_timer_advance_ns(void *data, u64 *val)
{
struct kvm_vcpu *vcpu = (struct kvm_vcpu *) data;