diff --git a/crypto/drbg.c b/crypto/drbg.c
index 7ca4e45c48c6..1b94a4306dfc 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1087,12 +1087,10 @@ static inline int drbg_get_random_bytes(struct drbg_state *drbg,
 	return 0;
 }
 
-static void drbg_async_seed(struct work_struct *work)
+static int drbg_seed_from_random(struct drbg_state *drbg)
 {
 	struct drbg_string data;
 	LIST_HEAD(seedlist);
-	struct drbg_state *drbg = container_of(work, struct drbg_state,
-					       seed_work);
 	unsigned int entropylen = drbg_sec_strength(drbg->core->flags);
 	unsigned char entropy[32];
 	int ret;
@@ -1103,23 +1101,15 @@ static void drbg_async_seed(struct work_struct *work)
 	drbg_string_fill(&data, entropy, entropylen);
 	list_add_tail(&data.list, &seedlist);
 
-	mutex_lock(&drbg->drbg_mutex);
-
 	ret = drbg_get_random_bytes(drbg, entropy, entropylen);
 	if (ret)
-		goto unlock;
+		goto out;
 
-	/* Reset ->seeded so that if __drbg_seed fails the next
-	 * generate call will trigger a reseed.
-	 */
-	drbg->seeded = DRBG_SEED_STATE_UNSEEDED;
-
-	__drbg_seed(drbg, &seedlist, true, DRBG_SEED_STATE_FULL);
-
-unlock:
-	mutex_unlock(&drbg->drbg_mutex);
+	ret = __drbg_seed(drbg, &seedlist, true, DRBG_SEED_STATE_FULL);
 
+out:
 	memzero_explicit(entropy, entropylen);
+	return ret;
 }
 
 /*
@@ -1420,6 +1410,11 @@ static int drbg_generate(struct drbg_state *drbg,
 			goto err;
 		/* 9.3.1 step 7.4 */
 		addtl = NULL;
+	} else if (rng_is_initialized() &&
+		   drbg->seeded == DRBG_SEED_STATE_PARTIAL) {
+		len = drbg_seed_from_random(drbg);
+		if (len)
+			goto err;
 	}
 
 	if (addtl && 0 < addtl->len)
@@ -1512,44 +1507,15 @@ static int drbg_generate_long(struct drbg_state *drbg,
 	return 0;
 }
 
-static int drbg_schedule_async_seed(struct notifier_block *nb, unsigned long action, void *data)
-{
-	struct drbg_state *drbg = container_of(nb, struct drbg_state,
-					       random_ready);
-
-	schedule_work(&drbg->seed_work);
-	return 0;
-}
-
 static int drbg_prepare_hrng(struct drbg_state *drbg)
 {
-	int err;
-
 	/* We do not need an HRNG in test mode. */
 	if (list_empty(&drbg->test_data.list))
 		return 0;
 
 	drbg->jent = crypto_alloc_rng("jitterentropy_rng", 0, 0);
 
-	INIT_WORK(&drbg->seed_work, drbg_async_seed);
-
-	drbg->random_ready.notifier_call = drbg_schedule_async_seed;
-	err = register_random_ready_notifier(&drbg->random_ready);
-
-	switch (err) {
-	case 0:
-		break;
-
-	case -EALREADY:
-		err = 0;
-		/* fall through */
-
-	default:
-		drbg->random_ready.notifier_call = NULL;
-		return err;
-	}
-
-	return err;
+	return 0;
 }
 
 /*
@@ -1643,11 +1609,6 @@ free_everything:
  */
 static int drbg_uninstantiate(struct drbg_state *drbg)
 {
-	if (drbg->random_ready.notifier_call) {
-		unregister_random_ready_notifier(&drbg->random_ready);
-		cancel_work_sync(&drbg->seed_work);
-	}
-
 	if (!IS_ERR_OR_NULL(drbg->jent))
 		crypto_free_rng(drbg->jent);
 	drbg->jent = NULL;
diff --git a/drivers/char/random.c b/drivers/char/random.c
index cc6b6dfd8d10..b818822a2863 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -158,7 +158,6 @@ int __cold register_random_ready_notifier(struct notifier_block *nb)
 	spin_unlock_irqrestore(&random_ready_chain_lock, flags);
 	return ret;
 }
-EXPORT_SYMBOL(register_random_ready_notifier);
 
 /*
  * Delete a previously registered readiness callback function.
@@ -173,7 +172,6 @@ int __cold unregister_random_ready_notifier(struct notifier_block *nb)
 	spin_unlock_irqrestore(&random_ready_chain_lock, flags);
 	return ret;
 }
-EXPORT_SYMBOL(unregister_random_ready_notifier);
 
 static void __cold process_random_ready_list(void)
 {
diff --git a/include/crypto/drbg.h b/include/crypto/drbg.h
index 35ea91bc65e7..19b44179bb7c 100644
--- a/include/crypto/drbg.h
+++ b/include/crypto/drbg.h
@@ -139,12 +139,10 @@ struct drbg_state {
 	bool pr;		/* Prediction resistance enabled? */
 	bool fips_primed;	/* Continuous test primed? */
 	unsigned char *prev;	/* FIPS 140-2 continuous test value */
-	struct work_struct seed_work;	/* asynchronous seeding support */
 	struct crypto_rng *jent;
 	const struct drbg_state_ops *d_ops;
 	const struct drbg_core *core;
 	struct drbg_string test_data;
-	struct notifier_block random_ready;
 };
 
 static inline __u8 drbg_statelen(struct drbg_state *drbg)