This is a note to let you know that I've just added the patch titled
crypto: virtio - Wait for tasklet to complete on device remove
to the 5.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
crypto-virtio-wait-for-tasklet-to-complete-on-device.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 4fca80617d3be71a8dcd2ba752e58660f559f99f
Author: wangyangxin <wangyangxin1@xxxxxxxxxx>
Date: Mon Dec 11 19:42:15 2023 +0800
crypto: virtio - Wait for tasklet to complete on device remove
[ Upstream commit 67cc511e8d436456cc98033e6d4ba83ebfc8e672 ]
The scheduled tasklet needs to be executed on device remove.
Fixes: fed93fb62e05 ("crypto: virtio - Handle dataq logic with tasklet")
Signed-off-by: wangyangxin <wangyangxin1@xxxxxxxxxx>
Signed-off-by: Gonglei <arei.gonglei@xxxxxxxxxx>
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c
index 7c64862f1194..469da86c4084 100644
--- a/drivers/crypto/virtio/virtio_crypto_core.c
+++ b/drivers/crypto/virtio/virtio_crypto_core.c
@@ -434,11 +434,14 @@ static void virtcrypto_free_unused_reqs(struct virtio_crypto *vcrypto)
static void virtcrypto_remove(struct virtio_device *vdev)
{
struct virtio_crypto *vcrypto = vdev->priv;
+ int i;
dev_info(&vdev->dev, "Start virtcrypto_remove.\n");
if (virtcrypto_dev_started(vcrypto))
virtcrypto_dev_stop(vcrypto);
+ for (i = 0; i < vcrypto->max_data_queues; i++)
+ tasklet_kill(&vcrypto->data_vq[i].done_task);
vdev->config->reset(vdev);
virtcrypto_free_unused_reqs(vcrypto);
virtcrypto_clear_crypto_engines(vcrypto);
