From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Subject: [PATCH 2/5] KVM: SVM: Fix SMP with kernel apic
Date: Thu, 8 Nov 2007 12:35:27 +0200 [thread overview]
Message-ID: <11945181301284-git-send-email-avi@qumranet.com> (raw)
In-Reply-To: <11945181301744-git-send-email-avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
AP processor needs to reset to the SIPI vector, not normal INIT.
Signed-off-by: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
---
drivers/kvm/svm.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index 729f1cd..3910358 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -561,6 +561,12 @@ static void svm_vcpu_reset(struct kvm_vcpu *vcpu)
struct vcpu_svm *svm = to_svm(vcpu);
init_vmcb(svm->vmcb);
+
+ if (vcpu->vcpu_id != 0) {
+ svm->vmcb->save.rip = 0;
+ svm->vmcb->save.cs.base = svm->vcpu.sipi_vector << 12;
+ svm->vmcb->save.cs.selector = svm->vcpu.sipi_vector << 8;
+ }
}
static struct kvm_vcpu *svm_create_vcpu(struct kvm *kvm, unsigned int id)
--
1.5.3
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next prev parent reply other threads:[~2007-11-08 10:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-08 10:35 [PATCH 0/5] KVM fixes for 2.6.24-rc2 Avi Kivity
[not found] ` <11945181301744-git-send-email-avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-11-08 10:35 ` [PATCH 1/5] KVM: x86 emulator: fix 'push imm8' emulation Avi Kivity
2007-11-08 10:35 ` Avi Kivity [this message]
2007-11-08 10:35 ` [PATCH 3/5] KVM: SVM: Defer nmi processing until switch to host state is complete Avi Kivity
2007-11-08 10:35 ` [PATCH 4/5] KVM: x86 emulator: invd instruction Avi Kivity
2007-11-08 10:35 ` [PATCH 5/5] KVM: SVM: Intercept the 'invd' and 'wbinvd' instructions Avi Kivity
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