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virtio_ring: correct the expression of the description of virtqueue_resize()

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Modify the "useless" to a more accurate "unused".

Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20230810123057.43407-8-xuanzhuo@linux.alibaba.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xuan Zhuo 2023-08-10 20:30:52 +08:00 committed by Michael S. Tsirkin
parent b319940f83
commit 4d09f24080
1 changed files with 1 additions and 1 deletions
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2
drivers/virtio/virtio_ring.c
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@ -2678,7 +2678,7 @@ EXPORT_SYMBOL_GPL(vring_create_virtqueue_dma);
* virtqueue_resize - resize the vring of vq
* @_vq: the struct virtqueue we're talking about.
* @num: new ring num
* @recycle: callback for recycle the useless buffer
* @recycle: callback to recycle unused buffers
*
* When it is really necessary to create a new vring, it will set the current vq
* into the reset state. Then call the passed callback to recycle the buffer