hv:remove 'cpu_mode' from struct vm_guest_paging

now the 'cpu_mode' is unused in struct vm_guest_paging,
and there is the  same variable in struct acrn_vcpu_arch

Tracked-On: #1842
Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>

Author: mingqiangchi

hypervisor/arch/x86/guest/instr_emul.c

@@ -486,7 +486,6 @@ static void get_guest_paging_info(struct acrn_vcpu *vcpu, struct instr_emul_ctxt
 	cpl = (uint8_t)((csar >> 5U) & 3U);
 	emul_ctxt->paging.cr3 = exec_vmread(VMX_GUEST_CR3);
 	emul_ctxt->paging.cpl = cpl;
-	emul_ctxt->paging.cpu_mode = get_vcpu_mode(vcpu);
 	emul_ctxt->paging.paging_mode = get_vcpu_paging_mode(vcpu);
 }
 

hypervisor/include/arch/x86/guest/instr_emul.h

@@ -88,7 +88,6 @@ struct instr_emul_vie {
 struct vm_guest_paging {
 	uint64_t	cr3;
 	uint8_t		cpl;
-	enum vm_cpu_mode cpu_mode;
 	enum vm_paging_mode paging_mode;
 };