On 2019/2/14 15:26, Christoph Hellwig wrote:
> On Thu, Feb 14, 2019 at 01:41:47AM +0000, YueHaibing wrote:
>> There is no need to have the 'struct dentry *d_swiotlb_usage' variable
>> static since new value always be assigned before use it.
> 
> FYI, this is in swiotlb_create_debugfs, not swiotlb_dma_supported.

Thank you, I will fix it.

> 
> .
> 

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