diff --git a/drivers/crypto/intel/iaa/iaa_crypto.h b/drivers/crypto/intel/iaa/iaa_crypto.h
index 5d1fff7f4b8e..c25546fa87f7 100644
--- a/drivers/crypto/intel/iaa/iaa_crypto.h
+++ b/drivers/crypto/intel/iaa/iaa_crypto.h
@@ -27,4 +27,11 @@ struct iaa_device {
 	struct list_head		wqs;
 };
 
+struct wq_table_entry {
+	struct idxd_wq **wqs;
+	int	max_wqs;
+	int	n_wqs;
+	int	cur_wq;
+};
+
 #endif
diff --git a/drivers/crypto/intel/iaa/iaa_crypto_main.c b/drivers/crypto/intel/iaa/iaa_crypto_main.c
index c35a778d53a6..cf728cf8798f 100644
--- a/drivers/crypto/intel/iaa/iaa_crypto_main.c
+++ b/drivers/crypto/intel/iaa/iaa_crypto_main.c
@@ -22,10 +22,92 @@
 
 /* number of iaa instances probed */
 static unsigned int nr_iaa;
+static unsigned int nr_cpus;
+static unsigned int nr_nodes;
+static unsigned int nr_cpus_per_node;
+
+/* Number of physical cpus sharing each iaa instance */
+static unsigned int cpus_per_iaa;
+
+/* Per-cpu lookup table for balanced wqs */
+static struct wq_table_entry __percpu *wq_table;
+
+static void wq_table_add(int cpu, struct idxd_wq *wq)
+{
+	struct wq_table_entry *entry = per_cpu_ptr(wq_table, cpu);
+
+	if (WARN_ON(entry->n_wqs == entry->max_wqs))
+		return;
+
+	entry->wqs[entry->n_wqs++] = wq;
+
+	pr_debug("%s: added iaa wq %d.%d to idx %d of cpu %d\n", __func__,
+		 entry->wqs[entry->n_wqs - 1]->idxd->id,
+		 entry->wqs[entry->n_wqs - 1]->id, entry->n_wqs - 1, cpu);
+}
+
+static void wq_table_free_entry(int cpu)
+{
+	struct wq_table_entry *entry = per_cpu_ptr(wq_table, cpu);
+
+	kfree(entry->wqs);
+	memset(entry, 0, sizeof(*entry));
+}
+
+static void wq_table_clear_entry(int cpu)
+{
+	struct wq_table_entry *entry = per_cpu_ptr(wq_table, cpu);
+
+	entry->n_wqs = 0;
+	entry->cur_wq = 0;
+	memset(entry->wqs, 0, entry->max_wqs * sizeof(struct idxd_wq *));
+}
 
 static LIST_HEAD(iaa_devices);
 static DEFINE_MUTEX(iaa_devices_lock);
 
+/*
+ * Given a cpu, find the closest IAA instance.  The idea is to try to
+ * choose the most appropriate IAA instance for a caller and spread
+ * available workqueues around to clients.
+ */
+static inline int cpu_to_iaa(int cpu)
+{
+	int node, n_cpus = 0, test_cpu, iaa = 0;
+	int nr_iaa_per_node, nr_cores_per_iaa;
+	const struct cpumask *node_cpus;
+
+	if (!nr_nodes)
+		return 0;
+
+	nr_iaa_per_node = nr_iaa / nr_nodes;
+	if (!nr_iaa_per_node)
+		return 0;
+
+	nr_cores_per_iaa = nr_cpus_per_node / nr_iaa_per_node;
+
+	for_each_online_node(node) {
+		node_cpus = cpumask_of_node(node);
+		if (!cpumask_test_cpu(cpu, node_cpus))
+			continue;
+
+		for_each_cpu(test_cpu, node_cpus) {
+			if ((n_cpus % nr_cpus_per_node) == 0)
+				iaa = node * nr_iaa_per_node;
+
+			if (test_cpu == cpu)
+				return iaa;
+
+			n_cpus++;
+
+			if ((n_cpus % cpus_per_iaa) == 0)
+				iaa++;
+		}
+	}
+
+	return -1;
+}
+
 static struct iaa_device *iaa_device_alloc(void)
 {
 	struct iaa_device *iaa_device;
@@ -141,6 +223,53 @@ static void del_iaa_wq(struct iaa_device *iaa_device, struct idxd_wq *wq)
 	}
 }
 
+static void clear_wq_table(void)
+{
+	int cpu;
+
+	for (cpu = 0; cpu < nr_cpus; cpu++)
+		wq_table_clear_entry(cpu);
+
+	pr_debug("cleared wq table\n");
+}
+
+static void free_wq_table(void)
+{
+	int cpu;
+
+	for (cpu = 0; cpu < nr_cpus; cpu++)
+		wq_table_free_entry(cpu);
+
+	free_percpu(wq_table);
+
+	pr_debug("freed wq table\n");
+}
+
+static int alloc_wq_table(int max_wqs)
+{
+	struct wq_table_entry *entry;
+	int cpu;
+
+	wq_table = alloc_percpu(struct wq_table_entry);
+	if (!wq_table)
+		return -ENOMEM;
+
+	for (cpu = 0; cpu < nr_cpus; cpu++) {
+		entry = per_cpu_ptr(wq_table, cpu);
+		entry->wqs = kzalloc(GFP_KERNEL, max_wqs * sizeof(struct wq *));
+		if (!entry->wqs) {
+			free_wq_table();
+			return -ENOMEM;
+		}
+
+		entry->max_wqs = max_wqs;
+	}
+
+	pr_debug("initialized wq table\n");
+
+	return 0;
+}
+
 static int save_iaa_wq(struct idxd_wq *wq)
 {
 	struct iaa_device *iaa_device, *found = NULL;
@@ -195,6 +324,8 @@ static int save_iaa_wq(struct idxd_wq *wq)
 		return -EINVAL;
 
 	idxd_wq_get(wq);
+
+	cpus_per_iaa = (nr_nodes * nr_cpus_per_node) / nr_iaa;
 out:
 	return 0;
 }
@@ -210,6 +341,97 @@ static void remove_iaa_wq(struct idxd_wq *wq)
 			break;
 		}
 	}
+
+	if (nr_iaa)
+		cpus_per_iaa = (nr_nodes * nr_cpus_per_node) / nr_iaa;
+	else
+		cpus_per_iaa = 0;
+}
+
+static int wq_table_add_wqs(int iaa, int cpu)
+{
+	struct iaa_device *iaa_device, *found_device = NULL;
+	int ret = 0, cur_iaa = 0, n_wqs_added = 0;
+	struct idxd_device *idxd;
+	struct iaa_wq *iaa_wq;
+	struct pci_dev *pdev;
+	struct device *dev;
+
+	list_for_each_entry(iaa_device, &iaa_devices, list) {
+		idxd = iaa_device->idxd;
+		pdev = idxd->pdev;
+		dev = &pdev->dev;
+
+		if (cur_iaa != iaa) {
+			cur_iaa++;
+			continue;
+		}
+
+		found_device = iaa_device;
+		dev_dbg(dev, "getting wq from iaa_device %d, cur_iaa %d\n",
+			found_device->idxd->id, cur_iaa);
+		break;
+	}
+
+	if (!found_device) {
+		found_device = list_first_entry_or_null(&iaa_devices,
+							struct iaa_device, list);
+		if (!found_device) {
+			pr_debug("couldn't find any iaa devices with wqs!\n");
+			ret = -EINVAL;
+			goto out;
+		}
+		cur_iaa = 0;
+
+		idxd = found_device->idxd;
+		pdev = idxd->pdev;
+		dev = &pdev->dev;
+		dev_dbg(dev, "getting wq from only iaa_device %d, cur_iaa %d\n",
+			found_device->idxd->id, cur_iaa);
+	}
+
+	list_for_each_entry(iaa_wq, &found_device->wqs, list) {
+		wq_table_add(cpu, iaa_wq->wq);
+		pr_debug("rebalance: added wq for cpu=%d: iaa wq %d.%d\n",
+			 cpu, iaa_wq->wq->idxd->id, iaa_wq->wq->id);
+		n_wqs_added++;
+	};
+
+	if (!n_wqs_added) {
+		pr_debug("couldn't find any iaa wqs!\n");
+		ret = -EINVAL;
+		goto out;
+	}
+out:
+	return ret;
+}
+
+static void rebalance_wq_table(void)
+{
+	int cpu, iaa;
+
+	if (nr_iaa == 0)
+		return;
+
+	clear_wq_table();
+
+	pr_debug("rebalance: nr_nodes=%d, nr_cpus %d, nr_iaa %d, cpus_per_iaa %d\n",
+		 nr_nodes, nr_cpus, nr_iaa, cpus_per_iaa);
+
+	for (cpu = 0; cpu < nr_cpus; cpu++) {
+		iaa = cpu_to_iaa(cpu);
+		pr_debug("rebalance: cpu=%d iaa=%d\n", cpu, iaa);
+
+		if (WARN_ON(iaa == -1)) {
+			pr_debug("rebalance (cpu_to_iaa(%d)) failed!\n", cpu);
+			return;
+		}
+
+		if (WARN_ON(wq_table_add_wqs(iaa, cpu))) {
+			pr_debug("could not add any wqs for iaa %d to cpu %d!\n", iaa, cpu);
+			return;
+		}
+	}
 }
 
 static int iaa_crypto_probe(struct idxd_dev *idxd_dev)
@@ -218,6 +440,7 @@ static int iaa_crypto_probe(struct idxd_dev *idxd_dev)
 	struct idxd_device *idxd = wq->idxd;
 	struct idxd_driver_data *data = idxd->data;
 	struct device *dev = &idxd_dev->conf_dev;
+	bool first_wq = false;
 	int ret = 0;
 
 	if (idxd->state != IDXD_DEV_ENABLED)
@@ -248,10 +471,19 @@ static int iaa_crypto_probe(struct idxd_dev *idxd_dev)
 
 	mutex_lock(&iaa_devices_lock);
 
+	if (list_empty(&iaa_devices)) {
+		ret = alloc_wq_table(wq->idxd->max_wqs);
+		if (ret)
+			goto err_alloc;
+		first_wq = true;
+	}
+
 	ret = save_iaa_wq(wq);
 	if (ret)
 		goto err_save;
 
+	rebalance_wq_table();
+
 	mutex_unlock(&iaa_devices_lock);
 out:
 	mutex_unlock(&wq->wq_lock);
@@ -259,6 +491,10 @@ static int iaa_crypto_probe(struct idxd_dev *idxd_dev)
 	return ret;
 
 err_save:
+	if (first_wq)
+		free_wq_table();
+err_alloc:
+	mutex_unlock(&iaa_devices_lock);
 	drv_disable_wq(wq);
 err:
 	wq->type = IDXD_WQT_NONE;
@@ -277,6 +513,10 @@ static void iaa_crypto_remove(struct idxd_dev *idxd_dev)
 
 	remove_iaa_wq(wq);
 	drv_disable_wq(wq);
+	rebalance_wq_table();
+
+	if (nr_iaa == 0)
+		free_wq_table();
 
 	mutex_unlock(&iaa_devices_lock);
 	mutex_unlock(&wq->wq_lock);
@@ -298,6 +538,10 @@ static int __init iaa_crypto_init_module(void)
 {
 	int ret = 0;
 
+	nr_cpus = num_online_cpus();
+	nr_nodes = num_online_nodes();
+	nr_cpus_per_node = boot_cpu_data.x86_max_cores;
+
 	ret = idxd_driver_register(&iaa_crypto_driver);
 	if (ret) {
 		pr_debug("IAA wq sub-driver registration failed\n");
