> +static void netvsc_inject_enable(struct net_device_context
> +*net_device_ctx) {
> + net_device_ctx->vf_inject = true;
> +}
> +
> +static void netvsc_inject_disable(struct net_device_context
> +*net_device_ctx) {
> + net_device_ctx->vf_inject = false;
> +
> + /* Wait for currently active users to drain out. */
> + while (atomic_read(&net_device_ctx->vf_use_cnt) != 0)
> + udelay(50);
> +}
That was already the behavior before, but are you certain you
want to unconditionally block without any possible timeout?
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