[PATCH v12 22/77] KVM: x86: export kvm_vcpu_ioctl_x86_get_xsave()

Adalbert Lazăr
2021-10-06T17:30:18Z

From: Nicu?or C??u <nicu.citu at icloud.com>

This function is needed for the KVMI_VCPU_GET_XSAVE command.

Signed-off-by: Nicu?or C??u <nicu.citu at icloud.com>
Signed-off-by: Adalbert Laz?r <alazar at bitdefender.com>
---
 arch/x86/include/asm/kvm_host.h | 3 +++
 arch/x86/kvm/x86.c              | 4 ++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 681e27c2065d..1d3a62536a93 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1740,6 +1740,9 @@ unsigned long kvm_get_rflags(struct kvm_vcpu *vcpu);
 void kvm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags);
 int kvm_emulate_rdpmc(struct kvm_vcpu *vcpu);

+void kvm_vcpu_ioctl_x86_get_xsave(struct kvm_vcpu *vcpu,
+				  struct kvm_xsave *guest_xsave);
+
 bool kvm_inject_pending_exception(struct kvm_vcpu *vcpu);
 void kvm_queue_exception(struct kvm_vcpu *vcpu, unsigned nr);
 void kvm_queue_exception_e(struct kvm_vcpu *vcpu, unsigned nr, u32 error_code);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 0cd329622e1e..0b88e05e94f7 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4791,8 +4791,8 @@ static void load_xsave(struct kvm_vcpu *vcpu, u8 *src)
 	}
 }

-static void kvm_vcpu_ioctl_x86_get_xsave(struct kvm_vcpu *vcpu,
-					 struct kvm_xsave *guest_xsave)
+void kvm_vcpu_ioctl_x86_get_xsave(struct kvm_vcpu *vcpu,
+				  struct kvm_xsave *guest_xsave)
 {
 	if (!vcpu->arch.guest_fpu)
 		return;