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tests: Check QVIRTIO_F_ANY_LAYOUT flag in virtio-blk test 

Check the QVIRTIO_F_ANY_LAYOUT flag before performing operations with 2
descriptor layout. This is to follow the specification strictly.

This patch depends on:
[PATCH v5 0/5] libqos: Virtio MMIO driver

Signed-off-by: Marc Marí <marc.mari.barcelo@gmail.com>
Message-id: 1424815154-27243-1-git-send-email-marc.mari.barcelo@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Marc Marí 2015-02-24 22:59:14 +01:00 committed by Kevin Wolf
parent 1e34cf9681
commit 9b7d2d8b07
1 changed files with 62 additions and 56 deletions
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118
tests/virtio-blk-test.c
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@ -191,59 +191,11 @@ static void test_basic(const QVirtioBus *bus, QVirtioDevice *dev,
qvirtio_set_driver_ok(bus, dev);
/* Write and read with 2 descriptor layout */
/* Write request */
req.type = QVIRTIO_BLK_T_OUT;
req.ioprio = 1;
req.sector = 0;
req.data = g_malloc0(512);
strcpy(req.data, "TEST");
req_addr = virtio_blk_request(alloc, &req, 512);
g_free(req.data);
free_head = qvirtqueue_add(vq, req_addr, 528, false, true);
qvirtqueue_add(vq, req_addr + 528, 1, true, false);
qvirtqueue_kick(bus, dev, vq, free_head);
qvirtio_wait_queue_isr(bus, dev, vq, QVIRTIO_BLK_TIMEOUT_US);
status = readb(req_addr + 528);
g_assert_cmpint(status, ==, 0);
guest_free(alloc, req_addr);
/* Read request */
req.type = QVIRTIO_BLK_T_IN;
req.ioprio = 1;
req.sector = 0;
req.data = g_malloc0(512);
req_addr = virtio_blk_request(alloc, &req, 512);
g_free(req.data);
free_head = qvirtqueue_add(vq, req_addr, 16, false, true);
qvirtqueue_add(vq, req_addr + 16, 513, true, false);
qvirtqueue_kick(bus, dev, vq, free_head);
qvirtio_wait_queue_isr(bus, dev, vq, QVIRTIO_BLK_TIMEOUT_US);
status = readb(req_addr + 528);
g_assert_cmpint(status, ==, 0);
data = g_malloc0(512);
memread(req_addr + 16, data, 512);
g_assert_cmpstr(data, ==, "TEST");
g_free(data);
guest_free(alloc, req_addr);
/* Write and read with 3 descriptor layout */
/* Write request */
req.type = QVIRTIO_BLK_T_OUT;
req.ioprio = 1;
req.sector = 1;
req.sector = 0;
req.data = g_malloc0(512);
strcpy(req.data, "TEST");
@ -266,7 +218,7 @@ static void test_basic(const QVirtioBus *bus, QVirtioDevice *dev,
/* Read request */
req.type = QVIRTIO_BLK_T_IN;
req.ioprio = 1;
req.sector = 1;
req.sector = 0;
req.data = g_malloc0(512);
req_addr = virtio_blk_request(alloc, &req, 512);
@ -289,6 +241,56 @@ static void test_basic(const QVirtioBus *bus, QVirtioDevice *dev,
g_free(data);
guest_free(alloc, req_addr);
if (features & QVIRTIO_F_ANY_LAYOUT) {
/* Write and read with 2 descriptor layout */
/* Write request */
req.type = QVIRTIO_BLK_T_OUT;
req.ioprio = 1;
req.sector = 1;
req.data = g_malloc0(512);
strcpy(req.data, "TEST");
req_addr = virtio_blk_request(alloc, &req, 512);
g_free(req.data);
free_head = qvirtqueue_add(vq, req_addr, 528, false, true);
qvirtqueue_add(vq, req_addr + 528, 1, true, false);
qvirtqueue_kick(bus, dev, vq, free_head);
qvirtio_wait_queue_isr(bus, dev, vq, QVIRTIO_BLK_TIMEOUT_US);
status = readb(req_addr + 528);
g_assert_cmpint(status, ==, 0);
guest_free(alloc, req_addr);
/* Read request */
req.type = QVIRTIO_BLK_T_IN;
req.ioprio = 1;
req.sector = 1;
req.data = g_malloc0(512);
req_addr = virtio_blk_request(alloc, &req, 512);
g_free(req.data);
free_head = qvirtqueue_add(vq, req_addr, 16, false, true);
qvirtqueue_add(vq, req_addr + 16, 513, true, false);
qvirtqueue_kick(bus, dev, vq, free_head);
qvirtio_wait_queue_isr(bus, dev, vq, QVIRTIO_BLK_TIMEOUT_US);
status = readb(req_addr + 528);
g_assert_cmpint(status, ==, 0);
data = g_malloc0(512);
memread(req_addr + 16, data, 512);
g_assert_cmpstr(data, ==, "TEST");
g_free(data);
guest_free(alloc, req_addr);
}
}
static void pci_basic(void)
@ -521,7 +523,8 @@ static void pci_msix(void)
g_free(req.data);
free_head = qvirtqueue_add(&vqpci->vq, req_addr, 528, false, true);
free_head = qvirtqueue_add(&vqpci->vq, req_addr, 16, false, true);
qvirtqueue_add(&vqpci->vq, req_addr + 16, 512, false, true);
qvirtqueue_add(&vqpci->vq, req_addr + 528, 1, true, false);
qvirtqueue_kick(&qvirtio_pci, &dev->vdev, &vqpci->vq, free_head);
@ -544,7 +547,8 @@ static void pci_msix(void)
g_free(req.data);
free_head = qvirtqueue_add(&vqpci->vq, req_addr, 16, false, true);
qvirtqueue_add(&vqpci->vq, req_addr + 16, 513, true, false);
qvirtqueue_add(&vqpci->vq, req_addr + 16, 512, true, true);
qvirtqueue_add(&vqpci->vq, req_addr + 528, 1, true, false);
qvirtqueue_kick(&qvirtio_pci, &dev->vdev, &vqpci->vq, free_head);
@ -625,7 +629,8 @@ static void pci_idx(void)
g_free(req.data);
free_head = qvirtqueue_add(&vqpci->vq, req_addr, 528, false, true);
free_head = qvirtqueue_add(&vqpci->vq, req_addr, 16, false, true);
qvirtqueue_add(&vqpci->vq, req_addr + 16, 512, false, true);
qvirtqueue_add(&vqpci->vq, req_addr + 528, 1, true, false);
qvirtqueue_kick(&qvirtio_pci, &dev->vdev, &vqpci->vq, free_head);
@ -645,7 +650,8 @@ static void pci_idx(void)
/* Notify after processing the third request */
qvirtqueue_set_used_event(&vqpci->vq, 2);
free_head = qvirtqueue_add(&vqpci->vq, req_addr, 528, false, true);
free_head = qvirtqueue_add(&vqpci->vq, req_addr, 16, false, true);
qvirtqueue_add(&vqpci->vq, req_addr + 16, 512, false, true);
qvirtqueue_add(&vqpci->vq, req_addr + 528, 1, true, false);
qvirtqueue_kick(&qvirtio_pci, &dev->vdev, &vqpci->vq, free_head);
@ -668,11 +674,11 @@ static void pci_idx(void)
g_free(req.data);
free_head = qvirtqueue_add(&vqpci->vq, req_addr, 16, false, true);
qvirtqueue_add(&vqpci->vq, req_addr + 16, 513, true, false);
qvirtqueue_add(&vqpci->vq, req_addr + 16, 512, true, true);
qvirtqueue_add(&vqpci->vq, req_addr + 528, 1, true, false);
qvirtqueue_kick(&qvirtio_pci, &dev->vdev, &vqpci->vq, free_head);
qvirtio_wait_queue_isr(&qvirtio_pci, &dev->vdev, &vqpci->vq,
QVIRTIO_BLK_TIMEOUT_US);