Thread (1 message) 1 message, 1 author, 2022-01-11

Re: [PATCH] virtio_vdpa: Support surprise removal of virtio vdpa device

From: Jason Wang <hidden>
Date: 2022-01-11 04:38:08
Also in: lkml

On Tue, Jan 11, 2022 at 11:38 AM 李东升 [off-list ref] wrote:
When virtio vdpa device removed, the abnormal damage of the device cannot be
perceived normally, which will cause problems similar to:

43bb40c5b926

Hence, add the ability to abort the command on surprise removal

Signed-off-by: dongsheng li <redacted>
Acked-by: Jason Wang <redacted>
quoted hunk
---
 drivers/virtio/virtio_vdpa.c | 1 +
 1 file changed, 1 insertion(+)
diff --git a/drivers/virtio/virtio_vdpa.c b/drivers/virtio/virtio_vdpa.c
index 4a9ddb44b2a7..fd930409d190 100644
--- a/drivers/virtio/virtio_vdpa.c
+++ b/drivers/virtio/virtio_vdpa.c
@@ -374,6 +374,7 @@ static void virtio_vdpa_remove(struct vdpa_device *vdpa)
 {
  struct virtio_vdpa_device *vd_dev = vdpa_get_drvdata(vdpa);

+ virtio_break_device(vd_dev->vdev);
  unregister_virtio_device(&vd_dev->vdev);
 }

--
2.17.1
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