On Thu, Apr 10, 2014 at 01:30:06AM +0200, Javier Martinez Canillas wrote:
> commit c0b00a5 ("dma-buf: update debugfs output") modified the
> default exporter name to be the KBUILD_MODNAME pre-processor
> macro instead of __FILE__ but the documentation was not updated.
>
> Also the "Supporting existing mmap interfaces in exporters" section
> title seems wrong since talks about the interface used by importers.
>
> Signed-off-by: Javier Martinez Canillas <javier.martinez@xxxxxxxxxxxxxxx>
Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> ---
> Documentation/dma-buf-sharing.txt | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/dma-buf-sharing.txt b/Documentation/dma-buf-sharing.txt
> index 505e711..7d61cef 100644
> --- a/Documentation/dma-buf-sharing.txt
> +++ b/Documentation/dma-buf-sharing.txt
> @@ -66,7 +66,7 @@ The dma_buf buffer sharing API usage contains the following steps:
>
> Exporting modules which do not wish to provide any specific name may use the
> helper define 'dma_buf_export()', with the same arguments as above, but
> - without the last argument; a __FILE__ pre-processor directive will be
> + without the last argument; a KBUILD_MODNAME pre-processor directive will be
> inserted in place of 'exp_name' instead.
>
> 2. Userspace gets a handle to pass around to potential buffer-users
> @@ -352,7 +352,7 @@ Being able to mmap an export dma-buf buffer object has 2 main use-cases:
>
> No special interfaces, userspace simply calls mmap on the dma-buf fd.
>
> -2. Supporting existing mmap interfaces in exporters
> +2. Supporting existing mmap interfaces in importers
>
> Similar to the motivation for kernel cpu access it is again important that
> the userspace code of a given importing subsystem can use the same interfaces
> --
> 1.9.0
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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