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Commit a988b910 authored by Avi Kivity's avatar Avi Kivity
Browse files

KVM: Add API for determining the number of supported memory slots 



Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent edbe6c32

arch/x86/kvm/x86.c

+3 −0
Original line number Diff line number Diff line
@@ -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;

include/linux/kvm.h

+1 −0
Original line number Diff line number Diff line
@@ -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