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authorAvi Kivity <avi@qumranet.com>2008-02-20 11:59:20 +0200
committerAvi Kivity <avi@qumranet.com>2008-04-27 11:53:23 +0300
commita988b910ef816ed57e1cecbec14e98e906453f91 (patch)
treeff76b7c516db08bb5adafd87d895f53356144d0d
parentedbe6c325da48e707a3b31310c5ff5783cf6c0be (diff)
KVM: Add API for determining the number of supported memory slots
Signed-off-by: Avi Kivity <avi@qumranet.com>
-rw-r--r--arch/x86/kvm/x86.c3
-rw-r--r--include/linux/kvm.h1
2 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 955d2eeac964..b7c32f63671d 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -814,6 +814,9 @@ int kvm_dev_ioctl_check_extension(long ext)
case KVM_CAP_NR_VCPUS:
r = KVM_MAX_VCPUS;
break;
+ case KVM_CAP_NR_MEMSLOTS:
+ r = KVM_MEMORY_SLOTS;
+ break;
default:
r = 0;
break;
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index deb9c38f98e7..e92e70324ea1 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -235,6 +235,7 @@ struct kvm_vapic_addr {
#define KVM_CAP_EXT_CPUID 7
#define KVM_CAP_CLOCKSOURCE 8
#define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
+#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
/*
* ioctls for VM fds