The patch titled
KVM: Add a global list of all virtual machines
has been added to the -mm tree. Its filename is
kvm-add-a-global-list-of-all-virtual-machines.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 a global list of all virtual machines
From: Avi Kivity <[EMAIL PROTECTED]>
This will allow us to iterate over all vcpus and see which cpus they are
running on.
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
Cc: Ingo Molnar <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/kvm/kvm.h | 1 +
drivers/kvm/kvm_main.c | 11 ++++++++++-
2 files changed, 11 insertions(+), 1 deletion(-)
diff -puN drivers/kvm/kvm.h~kvm-add-a-global-list-of-all-virtual-machines
drivers/kvm/kvm.h
--- a/drivers/kvm/kvm.h~kvm-add-a-global-list-of-all-virtual-machines
+++ a/drivers/kvm/kvm.h
@@ -304,6 +304,7 @@ struct kvm {
int memory_config_version;
int busy;
unsigned long rmap_overflow;
+ struct list_head vm_list;
};
struct kvm_stat {
diff -puN drivers/kvm/kvm_main.c~kvm-add-a-global-list-of-all-virtual-machines
drivers/kvm/kvm_main.c
--- a/drivers/kvm/kvm_main.c~kvm-add-a-global-list-of-all-virtual-machines
+++ a/drivers/kvm/kvm_main.c
@@ -41,6 +41,9 @@
MODULE_AUTHOR("Qumranet");
MODULE_LICENSE("GPL");
+static spinlock_t kvm_lock = SPIN_LOCK_UNLOCKED;
+static struct list_head vm_list = LIST_HEAD_INIT(vm_list);
+
struct kvm_arch_ops *kvm_arch_ops;
struct kvm_stat kvm_stat;
EXPORT_SYMBOL_GPL(kvm_stat);
@@ -230,9 +233,13 @@ static int kvm_dev_open(struct inode *in
struct kvm_vcpu *vcpu = &kvm->vcpus[i];
mutex_init(&vcpu->mutex);
+ vcpu->cpu = -1;
vcpu->kvm = kvm;
vcpu->mmu.root_hpa = INVALID_PAGE;
INIT_LIST_HEAD(&vcpu->free_pages);
+ spin_lock(&kvm_lock);
+ list_add(&kvm->vm_list, &vm_list);
+ spin_unlock(&kvm_lock);
}
filp->private_data = kvm;
return 0;
@@ -292,6 +299,9 @@ static int kvm_dev_release(struct inode
{
struct kvm *kvm = filp->private_data;
+ spin_lock(&kvm_lock);
+ list_del(&kvm->vm_list);
+ spin_unlock(&kvm_lock);
kvm_free_vcpus(kvm);
kvm_free_physmem(kvm);
kfree(kvm);
@@ -546,7 +556,6 @@ static int kvm_dev_ioctl_create_vcpu(str
FX_IMAGE_ALIGN);
vcpu->guest_fx_image = vcpu->host_fx_image + FX_IMAGE_SIZE;
- vcpu->cpu = -1; /* First load will set up TR */
r = kvm_arch_ops->vcpu_create(vcpu);
if (r < 0)
goto out_free_vcpus;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
origin.patch
fix-x86_64-mm-convert-i386-pda-code-to-use-%fs.patch
kvm-optimize-inline-assembly.patch
kvm-fix-asm-constraint-for-lldt-instruction.patch
kvm-fix-gva_to_gpa.patch
kvm-vmx-handle-triple-faults-by-returning-exit_reason_shutdown-to-userspace.patch
kvm-fix-mmu-going-crazy-of-guest-sets-cr0wp-==-0.patch
kvm-svm-hack-initial-cpu-csbase-to-be-consistent-with-intel.patch
kvm-two-way-apic-tpr-synchronization.patch
kvm-vmx-reload-ds-and-es-even-in-64-bit-mode.patch
kvm-fix-mismatch-between-32-bit-and-64-bit-abi.patch
kvm-fix-vcpu-freeing-bug.patch
hotplug-allow-modules-to-use-the-cpu-hotplug-notifiers.patch
kvm-add-a-global-list-of-all-virtual-machines.patch
kvm-add-a-global-list-of-all-virtual-machines-tidy.patch
kvm-vmx-add-vcpu_clear.patch
kvm-cpu-hotplug-support.patch
kvm-host-suspend-resume-support.patch
-
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