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tests: virtio-blk: Check if hot-plug/unplug works 

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Igor Mammedov 2014-09-26 09:28:11 +00:00 committed by Andreas Färber
parent 9224709b7b
commit aaf3607051
1 changed files with 38 additions and 11 deletions
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49
tests/virtio-blk-test.c
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@ -45,6 +45,8 @@
#define PCI_SLOT 0x04
#define PCI_FN 0x00
#define PCI_SLOT_HP 0x06
typedef struct QVirtioBlkReq {
uint32_t type;
uint32_t ioprio;
@ -55,7 +57,7 @@ typedef struct QVirtioBlkReq {
static QPCIBus *test_start(void)
{
char cmdline[100];
char *cmdline;
char tmp_path[] = "/tmp/qtest.XXXXXX";
int fd, ret;
@ -66,11 +68,14 @@ static QPCIBus *test_start(void)
g_assert_cmpint(ret, ==, 0);
close(fd);
snprintf(cmdline, 100, "-drive if=none,id=drive0,file=%s "
"-device virtio-blk-pci,drive=drive0,addr=%x.%x",
tmp_path, PCI_SLOT, PCI_FN);
cmdline = g_strdup_printf("-drive if=none,id=drive0,file=%s "
"-drive if=none,id=drive1,file=/dev/null "
"-device virtio-blk-pci,id=drv0,drive=drive0,"
"addr=%x.%x",
tmp_path, PCI_SLOT, PCI_FN);
qtest_start(cmdline);
unlink(tmp_path);
g_free(cmdline);
return qpci_init_pc();
}
@ -80,14 +85,14 @@ static void test_end(void)
qtest_end();
}
static QVirtioPCIDevice *virtio_blk_init(QPCIBus *bus)
static QVirtioPCIDevice *virtio_blk_init(QPCIBus *bus, int slot)
{
QVirtioPCIDevice *dev;
dev = qvirtio_pci_device_find(bus, QVIRTIO_BLK_DEVICE_ID);
g_assert(dev != NULL);
g_assert_cmphex(dev->vdev.device_type, ==, QVIRTIO_BLK_DEVICE_ID);
g_assert_cmphex(dev->pdev->devfn, ==, ((PCI_SLOT << 3) | PCI_FN));
g_assert_cmphex(dev->pdev->devfn, ==, ((slot << 3) | PCI_FN));
qvirtio_pci_device_enable(dev);
qvirtio_reset(&qvirtio_pci, &dev->vdev);
@ -147,7 +152,7 @@ static void pci_basic(void)
bus = test_start();
dev = virtio_blk_init(bus);
dev = virtio_blk_init(bus, PCI_SLOT);
/* MSI-X is not enabled */
addr = dev->addr + QVIRTIO_DEVICE_SPECIFIC_NO_MSIX;
@ -293,7 +298,7 @@ static void pci_indirect(void)
bus = test_start();
dev = virtio_blk_init(bus);
dev = virtio_blk_init(bus, PCI_SLOT);
/* MSI-X is not enabled */
addr = dev->addr + QVIRTIO_DEVICE_SPECIFIC_NO_MSIX;
@ -384,7 +389,7 @@ static void pci_config(void)
bus = test_start();
dev = virtio_blk_init(bus);
dev = virtio_blk_init(bus, PCI_SLOT);
/* MSI-X is not enabled */
addr = dev->addr + QVIRTIO_DEVICE_SPECIFIC_NO_MSIX;
@ -425,7 +430,7 @@ static void pci_msix(void)
bus = test_start();
alloc = pc_alloc_init();
dev = virtio_blk_init(bus);
dev = virtio_blk_init(bus, PCI_SLOT);
qpci_msix_enable(dev->pdev);
qvirtio_pci_set_msix_configuration_vector(dev, alloc, 0);
@ -534,7 +539,7 @@ static void pci_idx(void)
bus = test_start();
alloc = pc_alloc_init();
dev = virtio_blk_init(bus);
dev = virtio_blk_init(bus, PCI_SLOT);
qpci_msix_enable(dev->pdev);
qvirtio_pci_set_msix_configuration_vector(dev, alloc, 0);
@ -637,6 +642,27 @@ static void pci_idx(void)
test_end();
}
static void hotplug(void)
{
QPCIBus *bus;
QVirtioPCIDevice *dev;
bus = test_start();
/* plug secondary disk */
qpci_plug_device_test("virtio-blk-pci", "drv1", PCI_SLOT_HP,
"'drive': 'drive1'");
dev = virtio_blk_init(bus, PCI_SLOT_HP);
g_assert(dev);
qvirtio_pci_device_disable(dev);
g_free(dev);
/* unplug secondary disk */
qpci_unplug_acpi_device_test("drv1", PCI_SLOT_HP);
test_end();
}
int main(int argc, char **argv)
{
int ret;
@ -648,6 +674,7 @@ int main(int argc, char **argv)
g_test_add_func("/virtio/blk/pci/config", pci_config);
g_test_add_func("/virtio/blk/pci/msix", pci_msix);
g_test_add_func("/virtio/blk/pci/idx", pci_idx);
g_test_add_func("/virtio/blk/pci/hotplug", hotplug);
ret = g_test_run();