linux-kernel - Re: [PATCH] dma-buf: Update obsoluted comments on dma_buf

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Date:   Fri, 8 Oct 2021 14:09:41 +0200
From:   Christian König <christian.koenig@....com>
To:     Shunsuke Mie <mie@...l.co.jp>,
        Sumit Semwal <sumit.semwal@...aro.org>
Cc:     linux-media@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linaro-mm-sig@...ts.linaro.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dma-buf: Update obsoluted comments on
 dma_buf_vmap/vunmap()

Am 08.10.21 um 13:20 schrieb Shunsuke Mie:
> A comment for the dma_buf_vmap/vunmap() is not catching up a
> corresponding implementation.
>
> Signed-off-by: Shunsuke Mie <mie@...l.co.jp>

Reviewed-by: Christian König <christian.koenig@....com>

> ---
>   drivers/dma-buf/dma-buf.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
> index beb504a92d60..7b619998f03a 100644
> --- a/drivers/dma-buf/dma-buf.c
> +++ b/drivers/dma-buf/dma-buf.c
> @@ -1052,8 +1052,8 @@ EXPORT_SYMBOL_GPL(dma_buf_move_notify);
>    *
>    *   Interfaces::
>    *
> - *      void \*dma_buf_vmap(struct dma_buf \*dmabuf)
> - *      void dma_buf_vunmap(struct dma_buf \*dmabuf, void \*vaddr)
> + *      void \*dma_buf_vmap(struct dma_buf \*dmabuf, struct dma_buf_map \*map)
> + *      void dma_buf_vunmap(struct dma_buf \*dmabuf, struct dma_buf_map \*map)
>    *
>    *   The vmap call can fail if there is no vmap support in the exporter, or if
>    *   it runs out of vmalloc space. Note that the dma-buf layer keeps a reference