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tests/qtest/virtio-scsi-test: add unmap large LBA with 4k blocks test 

Add test for issue #345

Signed-off-by: Kit Westneat <kit.westneat@gmail.com>
Message-Id: <20210603142022.676395-1-kit.westneat@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
master
Kit Westneat 2021-06-03 14:20:22 +00:00 committed by Paolo Bonzini
parent e18a6ec8c4
commit 6b731a96aa
1 changed files with 51 additions and 0 deletions
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51
tests/qtest/virtio-scsi-test.c
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@ -200,6 +200,42 @@ static void test_unaligned_write_same(void *obj, void *data,
qvirtio_scsi_pci_free(vs);
}
/* Test UNMAP with a large LBA, issue #345 */
static void test_unmap_large_lba(void *obj, void *data,
QGuestAllocator *t_alloc)
{
QVirtioSCSI *scsi = obj;
QVirtioSCSIQueues *vs;
const uint8_t unmap[VIRTIO_SCSI_CDB_SIZE] = {
0x42, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00
};
/*
* Default null-co device size is 2**30
* LBA 0x7fff is ~ 1/8 into device, with 4k blocks
* if check_lba_range incorrectly using 512 bytes, will trigger sense error
*/
uint8_t unmap_params[0x18] = {
0x00, 0x16, /* unmap data length */
0x00, 0x10, /* unmap block descriptor data length */
0x00, 0x00, 0x00, 0x00, /* reserved */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0xff, /* LBA */
0x00, 0x00, 0x03, 0xff, /* sector count */
0x00, 0x00, 0x00, 0x00, /* reserved */
};
struct virtio_scsi_cmd_resp resp;
alloc = t_alloc;
vs = qvirtio_scsi_init(scsi->vdev);
virtio_scsi_do_command(vs, unmap, NULL, 0, unmap_params,
sizeof(unmap_params), &resp);
g_assert_cmphex(resp.response, ==, 0);
g_assert_cmphex(resp.status, !=, CHECK_CONDITION);
qvirtio_scsi_pci_free(vs);
}
static void test_write_to_cdrom(void *obj, void *data,
QGuestAllocator *t_alloc)
{
@ -293,6 +329,17 @@ static void *virtio_scsi_setup(GString *cmd_line, void *arg)
return arg;
}
static void *virtio_scsi_setup_4k(GString *cmd_line, void *arg)
{
g_string_append(cmd_line,
" -drive file=blkdebug::null-co://,"
"file.image.read-zeroes=on,"
"if=none,id=dr1,format=raw "
"-device scsi-hd,drive=dr1,lun=0,scsi-id=1"
",logical_block_size=4k,physical_block_size=4k");
return arg;
}
static void *virtio_scsi_setup_cd(GString *cmd_line, void *arg)
{
g_string_append(cmd_line,
@ -323,6 +370,10 @@ static void register_virtio_scsi_test(void)
qos_add_test("unaligned-write-same", "virtio-scsi",
test_unaligned_write_same, &opts);
opts.before = virtio_scsi_setup_4k;
qos_add_test("large-lba-unmap", "virtio-scsi",
test_unmap_large_lba, &opts);
opts.before = virtio_scsi_setup_cd;
qos_add_test("write-to-cdrom", "virtio-scsi", test_write_to_cdrom, &opts);