@@ -1356,24 +1356,19 @@ static const MemoryRegionOps nvme_cmb_ops = {
},
};
-static void nvme_realize(PCIDevice *pci_dev, Error **errp)
+static void nvme_check_constraints(NvmeCtrl *n, Error **errp)
{
- NvmeCtrl *n = NVME(pci_dev);
- NvmeIdCtrl *id = &n->id_ctrl;
+ NvmeParams *params = &n->params;
- int i;
- int64_t bs_size;
- uint8_t *pci_conf;
-
- if (n->params.num_queues) {
+ if (params->num_queues) {
warn_report("num_queues is deprecated; please use max_ioqpairs "
"instead");
- n->params.max_ioqpairs = n->params.num_queues - 1;
+ params->max_ioqpairs = params->num_queues - 1;
}
- if (n->params.max_ioqpairs < 1 ||
- n->params.max_ioqpairs > PCI_MSIX_FLAGS_QSIZE) {
+ if (params->max_ioqpairs < 1 ||
+ params->max_ioqpairs > PCI_MSIX_FLAGS_QSIZE) {
error_setg(errp, "max_ioqpairs must be between 1 and %d",
PCI_MSIX_FLAGS_QSIZE);
return;
@@ -1384,13 +1379,7 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
return;
}
- bs_size = blk_getlength(n->conf.blk);
- if (bs_size < 0) {
- error_setg(errp, "could not get backing file size");
- return;
- }
-
- if (!n->params.serial) {
+ if (!params->serial) {
error_setg(errp, "serial property not set");
return;
}
@@ -1410,6 +1399,29 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
host_memory_backend_set_mapped(n->pmrdev, true);
}
+}
+
+static void nvme_realize(PCIDevice *pci_dev, Error **errp)
+{
+ NvmeCtrl *n = NVME(pci_dev);
+ NvmeIdCtrl *id = &n->id_ctrl;
+ Error *local_err = NULL;
+
+ int i;
+ int64_t bs_size;
+ uint8_t *pci_conf;
+
+ nvme_check_constraints(n, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
+
+ bs_size = blk_getlength(n->conf.blk);
+ if (bs_size < 0) {
+ error_setg(errp, "could not get backing file size");
+ return;
+ }
blkconf_blocksizes(&n->conf);
if (!blkconf_apply_backend_options(&n->conf, blk_is_read_only(n->conf.blk),