diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-08-27 16:10:40 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-08-27 16:10:40 +0200 |
| commit | 8f8b77bfdce811acbcf2248219a7aab5f92de938 (patch) | |
| tree | c76c736bdb931d5de55a0de20cd9822d7b48ce8b /arch/x86/kvm/vmx.c | |
| parent | staging: comedi: contec_pci: remove manual legacy attach (diff) | |
| parent | Linux 3.6-rc3 (diff) | |
| download | linux-8f8b77bfdce811acbcf2248219a7aab5f92de938.tar.xz linux-8f8b77bfdce811acbcf2248219a7aab5f92de938.zip | |
Merge 3.6-rc3 into staging-next
This picks up fixes we want in this branch to allow us to properly test.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/kvm/vmx.c')
| -rw-r--r-- | arch/x86/kvm/vmx.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index c39b60707e02..c00f03de1b79 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -1488,13 +1488,6 @@ static void __vmx_load_host_state(struct vcpu_vmx *vmx) loadsegment(ds, vmx->host_state.ds_sel); loadsegment(es, vmx->host_state.es_sel); } -#else - /* - * The sysexit path does not restore ds/es, so we must set them to - * a reasonable value ourselves. - */ - loadsegment(ds, __USER_DS); - loadsegment(es, __USER_DS); #endif reload_tss(); #ifdef CONFIG_X86_64 @@ -6370,6 +6363,19 @@ static void __noclone vmx_vcpu_run(struct kvm_vcpu *vcpu) #endif ); +#ifndef CONFIG_X86_64 + /* + * The sysexit path does not restore ds/es, so we must set them to + * a reasonable value ourselves. + * + * We can't defer this to vmx_load_host_state() since that function + * may be executed in interrupt context, which saves and restore segments + * around it, nullifying its effect. + */ + loadsegment(ds, __USER_DS); + loadsegment(es, __USER_DS); +#endif + vcpu->arch.regs_avail = ~((1 << VCPU_REGS_RIP) | (1 << VCPU_REGS_RSP) | (1 << VCPU_EXREG_RFLAGS) | (1 << VCPU_EXREG_CPL) |