From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761066AbXFQJwo (ORCPT ); Sun, 17 Jun 2007 05:52:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759610AbXFQJpA (ORCPT ); Sun, 17 Jun 2007 05:45:00 -0400 Received: from il.qumranet.com ([82.166.9.18]:55201 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759001AbXFQJop (ORCPT ); Sun, 17 Jun 2007 05:44:45 -0400 From: Avi Kivity To: kvm-devel@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org, Avi Kivity Subject: [PATCH 23/58] KVM: VMX: Use local labels in inline assembly Date: Sun, 17 Jun 2007 12:44:04 +0300 Message-Id: <1182073480627-git-send-email-avi@qumranet.com> X-Mailer: git-send-email 1.5.0.6 In-Reply-To: <1182073479890-git-send-email-avi@qumranet.com> References: <1182073479890-git-send-email-avi@qumranet.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This makes oprofile dumps and disassebly easier to read. Signed-off-by: Avi Kivity --- drivers/kvm/vmx.c | 15 +++++++-------- 1 files changed, 7 insertions(+), 8 deletions(-) diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c index 34171d9..c4c5535 100644 --- a/drivers/kvm/vmx.c +++ b/drivers/kvm/vmx.c @@ -1188,7 +1188,7 @@ static int vmx_vcpu_setup(struct kvm_vcpu *vcpu) struct descriptor_table dt; int i; int ret = 0; - extern asmlinkage void kvm_vmx_return(void); + unsigned long kvm_vmx_return; if (!init_rmode_tss(vcpu->kvm)) { ret = -ENOMEM; @@ -1306,8 +1306,8 @@ static int vmx_vcpu_setup(struct kvm_vcpu *vcpu) get_idt(&dt); vmcs_writel(HOST_IDTR_BASE, dt.base); /* 22.2.4 */ - - vmcs_writel(HOST_RIP, (unsigned long)kvm_vmx_return); /* 22.2.5 */ + asm ("mov $.Lkvm_vmx_return, %0" : "=r"(kvm_vmx_return)); + vmcs_writel(HOST_RIP, kvm_vmx_return); /* 22.2.5 */ rdmsr(MSR_IA32_SYSENTER_CS, host_sysenter_cs, junk); vmcs_write32(HOST_IA32_SYSENTER_CS, host_sysenter_cs); @@ -1997,12 +1997,11 @@ again: "mov %c[rcx](%3), %%ecx \n\t" /* kills %3 (ecx) */ #endif /* Enter guest mode */ - "jne launched \n\t" + "jne .Llaunched \n\t" ASM_VMX_VMLAUNCH "\n\t" - "jmp kvm_vmx_return \n\t" - "launched: " ASM_VMX_VMRESUME "\n\t" - ".globl kvm_vmx_return \n\t" - "kvm_vmx_return: " + "jmp .Lkvm_vmx_return \n\t" + ".Llaunched: " ASM_VMX_VMRESUME "\n\t" + ".Lkvm_vmx_return: " /* Save guest registers, load host registers, keep flags */ #ifdef CONFIG_X86_64 "xchg %3, (%%rsp) \n\t" -- 1.5.0.6