[PATCH 5.17 1073/1126] KVM: x86: SVM: fix avic spec based definitions again

From: Greg Kroah-Hartman
Date: Tue Apr 05 2022 - 06:50:44 EST


From: Maxim Levitsky <mlevitsk@xxxxxxxxxx>

commit 0dacc3df898e219fa774f39e5e10d686364e0a27 upstream.

Due to wrong rebase, commit
4a204f7895878 ("KVM: SVM: Allow AVIC support on system w/ physical APIC ID > 255")

moved avic spec #defines back to avic.c.

Move them back, and while at it extend AVIC_DOORBELL_PHYSICAL_ID_MASK to 12
bits as well (it will be used in nested avic)

Signed-off-by: Maxim Levitsky <mlevitsk@xxxxxxxxxx>
Message-Id: <20220322172449.235575-5-mlevitsk@xxxxxxxxxx>
Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/x86/include/asm/svm.h | 8 +++++---
arch/x86/kvm/svm/svm.h | 11 -----------
2 files changed, 5 insertions(+), 14 deletions(-)

--- a/arch/x86/include/asm/svm.h
+++ b/arch/x86/include/asm/svm.h
@@ -222,7 +222,7 @@ struct __attribute__ ((__packed__)) vmcb


/* AVIC */
-#define AVIC_LOGICAL_ID_ENTRY_GUEST_PHYSICAL_ID_MASK (0xFF)
+#define AVIC_LOGICAL_ID_ENTRY_GUEST_PHYSICAL_ID_MASK (0xFFULL)
#define AVIC_LOGICAL_ID_ENTRY_VALID_BIT 31
#define AVIC_LOGICAL_ID_ENTRY_VALID_MASK (1 << 31)

@@ -230,9 +230,11 @@ struct __attribute__ ((__packed__)) vmcb
#define AVIC_PHYSICAL_ID_ENTRY_BACKING_PAGE_MASK (0xFFFFFFFFFFULL << 12)
#define AVIC_PHYSICAL_ID_ENTRY_IS_RUNNING_MASK (1ULL << 62)
#define AVIC_PHYSICAL_ID_ENTRY_VALID_MASK (1ULL << 63)
-#define AVIC_PHYSICAL_ID_TABLE_SIZE_MASK (0xFF)
+#define AVIC_PHYSICAL_ID_TABLE_SIZE_MASK (0xFFULL)

-#define AVIC_DOORBELL_PHYSICAL_ID_MASK (0xFF)
+#define AVIC_DOORBELL_PHYSICAL_ID_MASK GENMASK_ULL(11, 0)
+
+#define VMCB_AVIC_APIC_BAR_MASK 0xFFFFFFFFFF000ULL

#define AVIC_UNACCEL_ACCESS_WRITE_MASK 1
#define AVIC_UNACCEL_ACCESS_OFFSET_MASK 0xFF0
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -558,17 +558,6 @@ extern struct kvm_x86_nested_ops svm_nes

/* avic.c */

-#define AVIC_LOGICAL_ID_ENTRY_GUEST_PHYSICAL_ID_MASK (0xFF)
-#define AVIC_LOGICAL_ID_ENTRY_VALID_BIT 31
-#define AVIC_LOGICAL_ID_ENTRY_VALID_MASK (1 << 31)
-
-#define AVIC_PHYSICAL_ID_ENTRY_HOST_PHYSICAL_ID_MASK GENMASK_ULL(11, 0)
-#define AVIC_PHYSICAL_ID_ENTRY_BACKING_PAGE_MASK (0xFFFFFFFFFFULL << 12)
-#define AVIC_PHYSICAL_ID_ENTRY_IS_RUNNING_MASK (1ULL << 62)
-#define AVIC_PHYSICAL_ID_ENTRY_VALID_MASK (1ULL << 63)
-
-#define VMCB_AVIC_APIC_BAR_MASK 0xFFFFFFFFFF000ULL
-
int avic_ga_log_notifier(u32 ga_tag);
void avic_vm_destroy(struct kvm *kvm);
int avic_vm_init(struct kvm *kvm);