netdev - Re: [PATCH net] net/mlx4: Avoid wrong virtual mappings

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Date:	Wed, 27 Apr 2016 10:06:18 +0300
From:	Haggai Abramovsky <haggaia.linux@...il.com>
To:	leon@...nel.org
Cc:	Haggai Abramovsky <hagaya@...lanox.com>,
	"David S. Miller" <davem@...emloft.net>,
	Doug Ledford <dledford@...hat.com>, linux-rdma@...r.kernel.org,
	netdev@...r.kernel.org, Sinan Kaya <okaya@...eaurora.org>,
	Timur Tabi <timur@...eaurora.org>,
	Eli Cohen <eli@...lanox.com>,
	Or Gerlitz <ogerlitz@...lanox.com>,
	Eran Ben Elisha <eranbe@...lanox.com>,
	Yishai Hadas <yishaih@...lanox.com>,
	Tal Alon <talal@...lanox.com>,
	Saeed Mahameed <saeedm@...lanox.com>
Subject: Re: [PATCH net] net/mlx4: Avoid wrong virtual mappings

On Wed, Apr 27, 2016 at 9:32 AM, Leon Romanovsky <leon@...nel.org> wrote:
> On Mon, Apr 25, 2016 at 04:34:47PM +0300, Haggai Abramovsky wrote:
>> -int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
>> -                struct mlx4_buf *buf, gfp_t gfp)
>> +static int mlx4_buf_direct_alloc(struct mlx4_dev *dev, int size,
>> +                              struct mlx4_buf *buf, gfp_t gfp)
>>  {
>> -     dma_addr_t t;
>> +             dma_addr_t t;
>>
>
> You have wrong indentation in whole this function.

Thanks, I will fix this and send v1.

>
>> -     if (size <= max_direct) {
>>               buf->nbufs        = 1;
>>               buf->npages       = 1;
>>               buf->page_shift   = get_order(size) + PAGE_SHIFT;
>> -             buf->direct.buf   = dma_alloc_coherent(&dev->persist->pdev->dev,
>> -                                                    size, &t, gfp);
>> +             buf->direct.buf   =
>> +                     dma_zalloc_coherent(&dev->persist->pdev->dev,
>> +                                         size, &t, gfp);
>>               if (!buf->direct.buf)
>>                       return -ENOMEM;