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Subject: Re: [PATCH] dma-buf: add struct dma_buf_attach_info v2
To:     =?UTF-8?Q?Christian_K=c3=b6nig?= <ckoenig.leichtzumerken@gmail.com>,
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        m.szyprowski@samsung.com, pawel@osciak.com, jonathanh@nvidia.com,
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References: <20190430111002.106168-1-christian.koenig@amd.com>
From:   Boris Ostrovsky <boris.ostrovsky@oracle.com>
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Message-ID: <acaa403e-ad0f-dcf5-bccb-6b7331381889@oracle.com>
Date:   Tue, 30 Apr 2019 12:59:23 -0400
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In-Reply-To: <20190430111002.106168-1-christian.koenig@amd.com>
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Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On 4/30/19 7:10 AM, Christian König wrote:
> diff --git a/drivers/xen/gntdev-dmabuf.c b/drivers/xen/gntdev-dmabuf.c
> index 2c4f324f8626..cacca830b482 100644
> --- a/drivers/xen/gntdev-dmabuf.c
> +++ b/drivers/xen/gntdev-dmabuf.c
> @@ -608,6 +608,7 @@ dmabuf_imp_to_refs(struct gntdev_dmabuf_priv *priv, struct device *dev,
>  		   int fd, int count, int domid)
>  {
>  	struct gntdev_dmabuf *gntdev_dmabuf, *ret;
> +	struct dma_buf_attach_info attach_info;
>  	struct dma_buf *dma_buf;
>  	struct dma_buf_attachment *attach;
>  	struct sg_table *sgt;
> @@ -627,6 +628,9 @@ dmabuf_imp_to_refs(struct gntdev_dmabuf_priv *priv, struct device *dev,
>  	gntdev_dmabuf->priv = priv;
>  	gntdev_dmabuf->fd = fd;
>  
> +	memset(&attach_info, 0, sizeof(attach_info));
> +	attach_info.dev = dev;
> +	attach_info.dmabuf = dma_buf;
>  	attach = dma_buf_attach(dma_buf, dev);
>  	if (IS_ERR(attach)) {
>  		ret = ERR_CAST(attach);

This won't build.

Did you mean

    attach = dma_buf_attach(&attach_info);

?

-boris