netdev - Re: [net-next PATCH V2 3/3] page_pool: use DMA_ATTR_SKIP_CPU

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Date:   Tue, 12 Feb 2019 18:58:19 +0100
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     kbuild test robot <lkp@...el.com>
Cc:     kbuild-all@...org, netdev@...r.kernel.org, linux-mm@...ck.org,
        Toke Høiland-Jørgensen <toke@...e.dk>,
        Ilias Apalodimas <ilias.apalodimas@...aro.org>,
        willy@...radead.org, Saeed Mahameed <saeedm@...lanox.com>,
        Alexander Duyck <alexander.duyck@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        mgorman@...hsingularity.net,
        "David S. Miller" <davem@...emloft.net>,
        Tariq Toukan <tariqt@...lanox.com>, brouer@...hat.com
Subject: Re: [net-next PATCH V2 3/3] page_pool: use DMA_ATTR_SKIP_CPU_SYNC
 for DMA mappings

On Wed, 13 Feb 2019 01:12:59 +0800
kbuild test robot <lkp@...el.com> wrote:

>    net/core/page_pool.c: In function '__page_pool_clean_page':
> >> net/core/page_pool.c:187:2: error: implicit declaration of function 'dma_unmap_page_attr'; did you mean 'dma_unmap_page_attrs'? [-Werror=implicit-function-declaration]  
>      dma_unmap_page_attr(pool->p.dev, dma,
>      ^~~~~~~~~~~~~~~~~~~
>      dma_unmap_page_attrs
>    cc1: some warnings being treated as errors

Ups, in my compile test I didn't have CONFIG_PAGE_POOL defined.
Will respin a V3.

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer