Re: [PATCH] mm: Replace all open encodings for NUMA_NO_NODE

[Vinod Koul <vkoul@xxxxxxxxxx>]

On 23-11-18, 15:24, Anshuman Khandual wrote:

> --- a/drivers/dma/dmaengine.c
> +++ b/drivers/dma/dmaengine.c
> @@ -386,7 +386,8 @@ EXPORT_SYMBOL(dma_issue_pending_all);
>  static bool dma_chan_is_local(struct dma_chan *chan, int cpu)
>  {
>  	int node = dev_to_node(chan->device->dev);
> -	return node == -1 || cpumask_test_cpu(cpu, cpumask_of_node(node));
> +	return node == NUMA_NO_NODE ||
> +		cpumask_test_cpu(cpu, cpumask_of_node(node));
>  }

I do not see dev_to_node being updated first, that returns -1 so I would
prefer to check for -1 unless it return NUMA_NO_NODE

-- 
~Vinod