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kvm: require KVM_CAP_IOEVENTFD and KVM_CAP_IOEVENTFD_ANY_LENGTH

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KVM_CAP_IOEVENTFD_ANY_LENGTH was added in Linux 4.4, released in 2016.
Assume that it is present.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2023-10-17 14:13:04 +02:00
parent 5d9ec1f4c7
commit 126e7f7803
9 changed files with 18 additions and 78 deletions
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3
hw/misc/pci-testdev.c
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@ -245,7 +245,6 @@ static void pci_testdev_realize(PCIDevice *pci_dev, Error **errp)
uint8_t *pci_conf;
char *name;
int r, i;
bool fastmmio = kvm_ioeventfd_any_length_enabled();
pci_conf = pci_dev->config;
@ -279,7 +278,7 @@ static void pci_testdev_realize(PCIDevice *pci_dev, Error **errp)
g_free(name);
test->hdr->offset = cpu_to_le32(IOTEST_SIZE(i) + i * IOTEST_ACCESS_WIDTH);
test->match_data = strcmp(IOTEST_TEST(i), "wildcard-eventfd");
if (fastmmio && IOTEST_IS_MEM(i) && !test->match_data) {
if (IOTEST_IS_MEM(i) && !test->match_data) {
test->size = 0;
} else {
test->size = IOTEST_ACCESS_WIDTH;