[PATCH 1/3] virtio-crypto: fixup potential cpu stall when free unused bufs

[Xianting Tian]

From: Xianting Tian <tianxianting.txt@xxxxxxxxxxxxxxx>

Cpu stall issue may happen if device is configured with multi queues
and large queue depth, so fix it.

Signed-off-by: Xianting Tian <xianting.tian@xxxxxxxxxxxxxxxxx>
---
 drivers/crypto/virtio/virtio_crypto_core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c
index 1198bd306365..94849fa3bd74 100644
--- a/drivers/crypto/virtio/virtio_crypto_core.c
+++ b/drivers/crypto/virtio/virtio_crypto_core.c
@@ -480,6 +480,7 @@ static void virtcrypto_free_unused_reqs(struct virtio_crypto *vcrypto)
 			kfree(vc_req->req_data);
 			kfree(vc_req->sgs);
 		}
+		cond_resched();
 	}
 }
 
-- 
2.17.1