From 1a811b6167089bcdb84284f2dc9fd0b4d0f1899d Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Mon, 8 Dec 2008 18:25:27 +0200 Subject: KVM: Advertise the bug in memory region destruction as fixed Userspace might need to act differently. Signed-off-by: Avi Kivity --- virt/kvm/kvm_main.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'virt/kvm') diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index e7644b90667e..e066eb125e55 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1905,6 +1905,17 @@ static int kvm_dev_ioctl_create_vm(void) return fd; } +static long kvm_dev_ioctl_check_extension_generic(long arg) +{ + switch (arg) { + case KVM_CAP_DESTROY_MEMORY_REGION_WORKS: + return 1; + default: + break; + } + return kvm_dev_ioctl_check_extension(arg); +} + static long kvm_dev_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg) { @@ -1924,7 +1935,7 @@ static long kvm_dev_ioctl(struct file *filp, r = kvm_dev_ioctl_create_vm(); break; case KVM_CHECK_EXTENSION: - r = kvm_dev_ioctl_check_extension(arg); + r = kvm_dev_ioctl_check_extension_generic(arg); break; case KVM_GET_VCPU_MMAP_SIZE: r = -EINVAL; -- cgit v1.2.3