Re: [PATCH v2 4/8] dma-debug: Dynamically expand the dma_debug_entry pool

[Christoph Hellwig]

> @@ -47,6 +47,8 @@
>  #ifndef PREALLOC_DMA_DEBUG_ENTRIES
>  #define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16)
>  #endif

FYI, I think we should drop the potential arch hook with the ifndef
here once we support the dynamic adjustment.

> +             if (dma_debug_create_entries(DMA_DEBUG_DYNAMIC_ENTRIES, 
> GFP_ATOMIC)) {

Overly long line.