The patch titled
KVM: Add hypercall host support for svm
has been added to the -mm tree. Its filename is
kvm-add-hypercall-host-support-for-svm.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: KVM: Add hypercall host support for svm
From: Avi Kivity <avi@xxxxxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/kvm/svm.c | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletion(-)
diff -puN drivers/kvm/svm.c~kvm-add-hypercall-host-support-for-svm drivers/kvm/svm.c
--- a/drivers/kvm/svm.c~kvm-add-hypercall-host-support-for-svm
+++ a/drivers/kvm/svm.c
@@ -1076,6 +1076,20 @@ static int halt_interception(struct kvm_
return 0;
}
+static int vmmcall_interception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
+{
+ printk(KERN_DEBUG "got vmmcall at RIP %08llx\n",
+ vcpu->svm->vmcb->save.rip);
+ printk(KERN_DEBUG "vmmcall params: %08llx, %08lx, %08lx, %08lx\n",
+ vcpu->svm->vmcb->save.rax,
+ vcpu->regs[VCPU_REGS_RCX],
+ vcpu->regs[VCPU_REGS_RDX],
+ vcpu->regs[VCPU_REGS_RBP]);
+ vcpu->svm->vmcb->save.rax = 0;
+ vcpu->svm->vmcb->save.rip += 3;
+ return 1;
+}
+
static int invalid_op_interception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
inject_ud(vcpu);
@@ -1276,7 +1290,7 @@ static int (*svm_exit_handlers[])(struct
[SVM_EXIT_TASK_SWITCH] = task_switch_interception,
[SVM_EXIT_SHUTDOWN] = shutdown_interception,
[SVM_EXIT_VMRUN] = invalid_op_interception,
- [SVM_EXIT_VMMCALL] = invalid_op_interception,
+ [SVM_EXIT_VMMCALL] = vmmcall_interception,
[SVM_EXIT_VMLOAD] = invalid_op_interception,
[SVM_EXIT_VMSAVE] = invalid_op_interception,
[SVM_EXIT_STGI] = invalid_op_interception,
_
Patches currently in -mm which might be from avi@xxxxxxxxxxxx are
kvm-mmu-add-missing-dirty-page-tracking-cases.patch
kvm-move-virtualization-deactivation-from-cpu_dead.patch
kvm-cosmetics.patch
kvm-vmx-hack-set_cr0_no_modeswitch-to-actually-do.patch
kvm-use-array_size-macro-instead-of-manual-calculation.patch
kvm-use-page_private-set_page_private-apis.patch
kvm-add-msr-based-hypercall-api.patch
kvm-add-host-hypercall-support-for-vmx.patch
kvm-add-hypercall-host-support-for-svm.patch
kvm-wire-up-hypercall-handlers-to-a-central.patch
kvm-svm-init-cr0-with-the-wp-bit-set.patch
kvm-svm-intercept-smi-to-handle-it-at-host-level.patch
kvm-more-0-null-conversions.patch
-
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