diff options
| -rw-r--r-- | arch/arm64/include/asm/virt.h | 12 | ||||
| -rw-r--r-- | arch/arm64/kernel/hyp-stub.S | 13 | ||||
| -rw-r--r-- | arch/arm64/kvm/hyp-init.S | 7 | ||||
| -rw-r--r-- | arch/arm64/kvm/hyp.S | 2 |
4 files changed, 7 insertions, 27 deletions
diff --git a/arch/arm64/include/asm/virt.h b/arch/arm64/include/asm/virt.h index 435514c52b0f..c5f89442785c 100644 --- a/arch/arm64/include/asm/virt.h +++ b/arch/arm64/include/asm/virt.h @@ -29,28 +29,25 @@ * indirection of a function call (as implemented in hyp-stub.S). */ -/* HVC_GET_VECTORS - Return the value of the vbar_el2 register. */ -#define HVC_GET_VECTORS 0 - /* * HVC_SET_VECTORS - Set the value of the vbar_el2 register. * * @x1: Physical address of the new vector table. */ -#define HVC_SET_VECTORS 1 +#define HVC_SET_VECTORS 0 /* * HVC_SOFT_RESTART - CPU soft reset, used by the cpu_soft_restart routine. */ -#define HVC_SOFT_RESTART 2 +#define HVC_SOFT_RESTART 1 /* * HVC_RESET_VECTORS - Restore the vectors to the original HYP stubs */ -#define HVC_RESET_VECTORS 3 +#define HVC_RESET_VECTORS 2 /* Max number of HYP stub hypercalls */ -#define HVC_STUB_HCALL_NR 4 +#define HVC_STUB_HCALL_NR 3 /* Error returned when an invalid stub number is passed into x0 */ #define HVC_STUB_ERR 0xbadca11 @@ -77,7 +74,6 @@ extern u32 __boot_cpu_mode[2]; void __hyp_set_vectors(phys_addr_t phys_vector_base); -phys_addr_t __hyp_get_vectors(void); void __hyp_reset_vectors(void); /* Reports the availability of HYP mode */ diff --git a/arch/arm64/kernel/hyp-stub.S b/arch/arm64/kernel/hyp-stub.S index 8226fd90f73c..d55604d91e33 100644 --- a/arch/arm64/kernel/hyp-stub.S +++ b/arch/arm64/kernel/hyp-stub.S @@ -55,12 +55,7 @@ ENDPROC(__hyp_stub_vectors) .align 11 el1_sync: - cmp x0, #HVC_GET_VECTORS - b.ne 1f - mrs x0, vbar_el2 - b 9f - -1: cmp x0, #HVC_SET_VECTORS + cmp x0, #HVC_SET_VECTORS b.ne 2f msr vbar_el2, x1 b 9f @@ -118,12 +113,6 @@ ENDPROC(\label) * initialisation entry point. */ -ENTRY(__hyp_get_vectors) - mov x0, #HVC_GET_VECTORS - hvc #0 - ret -ENDPROC(__hyp_get_vectors) - ENTRY(__hyp_set_vectors) mov x1, x0 mov x0, #HVC_SET_VECTORS diff --git a/arch/arm64/kvm/hyp-init.S b/arch/arm64/kvm/hyp-init.S index 0ad34fd6d2fc..3734e6315cd7 100644 --- a/arch/arm64/kvm/hyp-init.S +++ b/arch/arm64/kvm/hyp-init.S @@ -124,12 +124,7 @@ __do_hyp_init: ENDPROC(__kvm_hyp_init) ENTRY(__kvm_handle_stub_hvc) - cmp x0, #HVC_GET_VECTORS - b.ne 1f - mrs x0, vbar_el2 - b exit - -1: cmp x0, #HVC_SOFT_RESTART + cmp x0, #HVC_SOFT_RESTART b.ne 1f /* This is where we're about to jump, staying at EL2 */ diff --git a/arch/arm64/kvm/hyp.S b/arch/arm64/kvm/hyp.S index f6f20b58d65a..952f6cb9cf72 100644 --- a/arch/arm64/kvm/hyp.S +++ b/arch/arm64/kvm/hyp.S @@ -36,7 +36,7 @@ * passed in x0. * * A function pointer with a value less than 0xfff has a special meaning, - * and is used to implement __hyp_get_vectors in the same way as in + * and is used to implement hyp stubs in the same way as in * arch/arm64/kernel/hyp_stub.S. */ ENTRY(__kvm_call_hyp) |