KVM: arm64: nv: Remove clearing of ICH_LR<n>.EOI if ICH_LR<n>.HW == 1

In the case of ICH_LR<n>.HW == 1, bit 41 of LR is just a part of pINTID
without EOI meaning, and bit 41 will be zeroed by the subsequent clearing
of ICH_LR_PHYS_ID_MASK anyway.
No functional changes intended.

Signed-off-by: Wei-Lin Chang <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Marc Zyngier <[email protected]>

Author: rhythm16

arch/arm64/kvm/vgic/vgic-v3-nested.c

@@ -240,9 +240,6 @@ static void vgic_v3_create_shadow_lr(struct kvm_vcpu *vcpu,
 			goto next;
 		}
 
-		/* It is illegal to have the EOI bit set with HW */
-		lr &= ~ICH_LR_EOI;
-
 		/* Translate the virtual mapping to the real one */
 		lr &= ~ICH_LR_PHYS_ID_MASK;
 		lr |= FIELD_PREP(ICH_LR_PHYS_ID_MASK, (u64)irq->hwintid);