Re: [PATCH v6 09/10] vduse: Introduce VDUSE - vDPA Device in Userspace

[Jason Wang <jasowang@xxxxxxxxxx>]

在 2021/3/31 下午4:05, Xie Yongji 写道:
> +	}
> +	case VDUSE_INJECT_VQ_IRQ:
> +		ret = -EINVAL;
> +		if (arg >= dev->vq_num)
> +			break;
> +
> +		ret = 0;
> +		queue_work(vduse_irq_wq, &dev->vqs[arg].inject);
> +		break;


One additional note:

Please use array_index_nospec() for all vqs[idx] access where idx is 
under the control of userspace to avoid potential spectre exploitation.

Thanks

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