[PATCH 1/3] virtio-crypto: fixup potential cpu stall when free unused bufs
From: Xianting Tian
Date: Fri Jun 09 2023 - 09:18:58 EST
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