QemuMutex mutex;
struct scsi_inquiry_logical_block_provisioning lbp;
struct scsi_inquiry_block_limits bl;
+ struct scsi_inquiry_device_designator *dd;
unsigned char *zeroblock;
/* The allocmap tracks which clusters (pages) on the iSCSI target are
* allocated and which are not. In case a target returns zeros for
}
static int coroutine_fn
-iscsi_co_writev_flags(BlockDriverState *bs, int64_t sector_num, int nb_sectors,
- QEMUIOVector *iov, int flags)
+iscsi_co_writev(BlockDriverState *bs, int64_t sector_num, int nb_sectors,
+ QEMUIOVector *iov, int flags)
{
IscsiLun *iscsilun = bs->opaque;
struct IscsiTask iTask;
},
};
+static void iscsi_save_designator(IscsiLun *lun,
+ struct scsi_inquiry_device_identification *inq_di)
+{
+ struct scsi_inquiry_device_designator *desig, *copy = NULL;
+
+ for (desig = inq_di->designators; desig; desig = desig->next) {
+ if (desig->association ||
+ desig->designator_type > SCSI_DESIGNATOR_TYPE_NAA) {
+ continue;
+ }
+ /* NAA works better than T10 vendor ID based designator. */
+ if (!copy || copy->designator_type < desig->designator_type) {
+ copy = desig;
+ }
+ }
+ if (copy) {
+ lun->dd = g_new(struct scsi_inquiry_device_designator, 1);
+ *lun->dd = *copy;
+ lun->dd->next = NULL;
+ lun->dd->designator = g_malloc(copy->designator_length);
+ memcpy(lun->dd->designator, copy->designator, copy->designator_length);
+ }
+}
+
static int iscsi_open(BlockDriverState *bs, QDict *options, int flags,
Error **errp)
{
struct scsi_task *inq_task;
struct scsi_inquiry_logical_block_provisioning *inq_lbp;
struct scsi_inquiry_block_limits *inq_bl;
+ struct scsi_inquiry_device_identification *inq_di;
switch (inq_vpd->pages[i]) {
case SCSI_INQUIRY_PAGECODE_LOGICAL_BLOCK_PROVISIONING:
inq_task = iscsi_do_inquiry(iscsilun->iscsi, iscsilun->lun, 1,
sizeof(struct scsi_inquiry_block_limits));
scsi_free_scsi_task(inq_task);
break;
+ case SCSI_INQUIRY_PAGECODE_DEVICE_IDENTIFICATION:
+ inq_task = iscsi_do_inquiry(iscsilun->iscsi, iscsilun->lun, 1,
+ SCSI_INQUIRY_PAGECODE_DEVICE_IDENTIFICATION,
+ (void **) &inq_di, errp);
+ if (inq_task == NULL) {
+ ret = -EINVAL;
+ goto out;
+ }
+ iscsi_save_designator(iscsilun, inq_di);
+ scsi_free_scsi_task(inq_task);
+ break;
default:
break;
}
iscsi_logout_sync(iscsi);
}
iscsi_destroy_context(iscsi);
+ if (iscsilun->dd) {
+ g_free(iscsilun->dd->designator);
+ g_free(iscsilun->dd);
+ }
g_free(iscsilun->zeroblock);
iscsi_allocmap_free(iscsilun);
qemu_mutex_destroy(&iscsilun->mutex);
} else {
ret = iscsi_open(bs, bs_options, 0, NULL);
}
- QDECREF(bs_options);
+ qobject_unref(bs_options);
if (ret != 0) {
goto out;
return 0;
}
-static void iscsi_invalidate_cache(BlockDriverState *bs,
- Error **errp)
+static void coroutine_fn iscsi_co_invalidate_cache(BlockDriverState *bs,
+ Error **errp)
{
IscsiLun *iscsilun = bs->opaque;
iscsi_allocmap_invalidate(iscsilun);
.create_opts = &iscsi_create_opts,
.bdrv_reopen_prepare = iscsi_reopen_prepare,
.bdrv_reopen_commit = iscsi_reopen_commit,
- .bdrv_invalidate_cache = iscsi_invalidate_cache,
+ .bdrv_co_invalidate_cache = iscsi_co_invalidate_cache,
.bdrv_getlength = iscsi_getlength,
.bdrv_get_info = iscsi_get_info,
.bdrv_co_pdiscard = iscsi_co_pdiscard,
.bdrv_co_pwrite_zeroes = iscsi_co_pwrite_zeroes,
.bdrv_co_readv = iscsi_co_readv,
- .bdrv_co_writev_flags = iscsi_co_writev_flags,
+ .bdrv_co_writev = iscsi_co_writev,
.bdrv_co_flush_to_disk = iscsi_co_flush,
#ifdef __linux__
.create_opts = &iscsi_create_opts,
.bdrv_reopen_prepare = iscsi_reopen_prepare,
.bdrv_reopen_commit = iscsi_reopen_commit,
- .bdrv_invalidate_cache = iscsi_invalidate_cache,
+ .bdrv_co_invalidate_cache = iscsi_co_invalidate_cache,
.bdrv_getlength = iscsi_getlength,
.bdrv_get_info = iscsi_get_info,
.bdrv_co_pdiscard = iscsi_co_pdiscard,
.bdrv_co_pwrite_zeroes = iscsi_co_pwrite_zeroes,
.bdrv_co_readv = iscsi_co_readv,
- .bdrv_co_writev_flags = iscsi_co_writev_flags,
+ .bdrv_co_writev = iscsi_co_writev,
.bdrv_co_flush_to_disk = iscsi_co_flush,
#ifdef __linux__