[PATCH v2 07/10] KVM: arm/arm64: vgic: Get rid of MISR and EISR fields

Christoffer Dall cdall at linaro.org
Tue Mar 21 14:10:56 PDT 2017


From: Christoffer Dall <christoffer.dall at linaro.org>

We don't use these fields anymore so let's nuke them completely.

Acked-by: Marc Zyngier <marc.zyngier at arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall at linaro.org>
---
 include/kvm/arm_vgic.h        | 4 ----
 virt/kvm/arm/hyp/vgic-v2-sr.c | 2 --
 virt/kvm/arm/hyp/vgic-v3-sr.c | 2 --
 3 files changed, 8 deletions(-)

diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h
index fa12d99..581a59e 100644
--- a/include/kvm/arm_vgic.h
+++ b/include/kvm/arm_vgic.h
@@ -225,8 +225,6 @@ struct vgic_dist {
 struct vgic_v2_cpu_if {
 	u32		vgic_hcr;
 	u32		vgic_vmcr;
-	u32		vgic_misr;	/* Saved only */
-	u64		vgic_eisr;	/* Saved only */
 	u64		vgic_elrsr;	/* Saved only */
 	u32		vgic_apr;
 	u32		vgic_lr[VGIC_V2_MAX_LRS];
@@ -236,8 +234,6 @@ struct vgic_v3_cpu_if {
 	u32		vgic_hcr;
 	u32		vgic_vmcr;
 	u32		vgic_sre;	/* Restored only, change ignored */
-	u32		vgic_misr;	/* Saved only */
-	u32		vgic_eisr;	/* Saved only */
 	u32		vgic_elrsr;	/* Saved only */
 	u32		vgic_ap0r[4];
 	u32		vgic_ap1r[4];
diff --git a/virt/kvm/arm/hyp/vgic-v2-sr.c b/virt/kvm/arm/hyp/vgic-v2-sr.c
index a4c3bb0..a3f18d3 100644
--- a/virt/kvm/arm/hyp/vgic-v2-sr.c
+++ b/virt/kvm/arm/hyp/vgic-v2-sr.c
@@ -77,9 +77,7 @@ void __hyp_text __vgic_v2_save_state(struct kvm_vcpu *vcpu)
 
 		writel_relaxed(0, base + GICH_HCR);
 	} else {
-		cpu_if->vgic_eisr = 0;
 		cpu_if->vgic_elrsr = ~0UL;
-		cpu_if->vgic_misr = 0;
 		cpu_if->vgic_apr = 0;
 	}
 }
diff --git a/virt/kvm/arm/hyp/vgic-v3-sr.c b/virt/kvm/arm/hyp/vgic-v3-sr.c
index 41bbbb0..3d0b1dd 100644
--- a/virt/kvm/arm/hyp/vgic-v3-sr.c
+++ b/virt/kvm/arm/hyp/vgic-v3-sr.c
@@ -170,8 +170,6 @@ void __hyp_text __vgic_v3_save_state(struct kvm_vcpu *vcpu)
 			cpu_if->vgic_ap1r[0] = read_gicreg(ICH_AP1R0_EL2);
 		}
 	} else {
-		cpu_if->vgic_misr  = 0;
-		cpu_if->vgic_eisr  = 0;
 		cpu_if->vgic_elrsr = 0xffff;
 		cpu_if->vgic_ap0r[0] = 0;
 		cpu_if->vgic_ap0r[1] = 0;
-- 
2.9.0




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