From d2f2b8a740c82319f9eea51ebed50815fbc3da3e Mon Sep 17 00:00:00 2001 From: Stefan Hajnoczi Date: Mon, 10 Jan 2011 13:50:05 +0200 Subject: kvm: test for ioeventfd support on old kernels There used to be a limit of 6 KVM io bus devices in the kernel. On such a kernel, we can't use many ioeventfds for host notification since the limit is reached too easily. Add an API to test for this condition. Signed-off-by: Stefan Hajnoczi Signed-off-by: Michael S. Tsirkin --- kvm-stub.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'kvm-stub.c') diff --git a/kvm-stub.c b/kvm-stub.c index 5384a4b9a4..33d4476fa3 100644 --- a/kvm-stub.c +++ b/kvm-stub.c @@ -99,6 +99,11 @@ int kvm_has_robust_singlestep(void) return 0; } +int kvm_has_many_ioeventfds(void) +{ + return 0; +} + void kvm_setup_guest_memory(void *start, size_t size) { } -- cgit v1.2.1