diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index 043495f7fc78..dae9b1d34c8a 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -214,7 +214,6 @@ struct kvm_nvhe_init_params { unsigned long hcr_el2; unsigned long vttbr; unsigned long vtcr; - unsigned long tmp; }; /* diff --git a/arch/arm64/kernel/asm-offsets.c b/arch/arm64/kernel/asm-offsets.c index b6367ff3a49c..9c853ed3ceab 100644 --- a/arch/arm64/kernel/asm-offsets.c +++ b/arch/arm64/kernel/asm-offsets.c @@ -124,7 +124,6 @@ int main(void) DEFINE(NVHE_INIT_HCR_EL2, offsetof(struct kvm_nvhe_init_params, hcr_el2)); DEFINE(NVHE_INIT_VTTBR, offsetof(struct kvm_nvhe_init_params, vttbr)); DEFINE(NVHE_INIT_VTCR, offsetof(struct kvm_nvhe_init_params, vtcr)); - DEFINE(NVHE_INIT_TMP, offsetof(struct kvm_nvhe_init_params, tmp)); #endif #ifdef CONFIG_CPU_PM DEFINE(CPU_CTX_SP, offsetof(struct cpu_suspend_ctx, sp)); diff --git a/arch/arm64/kvm/hyp/nvhe/hyp-init.S b/arch/arm64/kvm/hyp/nvhe/hyp-init.S index 89cb553be1e5..0b3e0b28dfc7 100644 --- a/arch/arm64/kvm/hyp/nvhe/hyp-init.S +++ b/arch/arm64/kvm/hyp/nvhe/hyp-init.S @@ -106,16 +106,19 @@ SYM_CODE_START_LOCAL(___kvm_hyp_init) and x2, x1, x2 cbz x2, 1f - // hVHE: Replay the EL2 setup to account for the E2H bit - // TPIDR_EL2 is used to preserve x0 across the macro maze... + /* + * hVHE: Replay the EL2 setup to account for the E2H bit + * TPIDR_EL2 and FAR_EL2 are used to preserve x0 and LR across + * the macro maze... + */ isb msr tpidr_el2, x0 - str lr, [x0, #NVHE_INIT_TMP] + msr far_el2, lr bl __kvm_init_el2_state + mrs lr, far_el2 mrs x0, tpidr_el2 - ldr lr, [x0, #NVHE_INIT_TMP] 1: ldr x1, [x0, #NVHE_INIT_TPIDR_EL2]