netdev - Re: [PATCH iwl-net] i40e: Include types.h to some headers

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Message-ID: <20240111131142.GA45291@kernel.org>
Date: Thu, 11 Jan 2024 13:11:42 +0000
From: Simon Horman <horms@...nel.org>
To: Tony Nguyen <anthony.l.nguyen@...el.com>
Cc: intel-wired-lan@...ts.osuosl.org, ivecera@...hat.com,
	netdev@...r.kernel.org, Martin Zaharinov <micron10@...il.com>,
	Jesse Brandeburg <jesse.brandeburg@...el.com>
Subject: Re: [PATCH iwl-net] i40e: Include types.h to some headers

On Wed, Jan 10, 2024 at 04:39:25PM -0800, Tony Nguyen wrote:
> Commit 56df345917c0 ("i40e: Remove circular header dependencies and fix
> headers") redistributed a number of includes from one large header file
> to the locations they were needed. In some environments, types.h is not
> included and causing compile issues. The driver should not rely on
> implicit inclusion from other locations; explicitly include it to these
> files.
> 
> Snippet of issue. Entire log can be seen through the Closes: link.
> 
> In file included from drivers/net/ethernet/intel/i40e/i40e_diag.h:7,
>                  from drivers/net/ethernet/intel/i40e/i40e_diag.c:4:
> drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h:33:9: error: unknown type name '__le16'
>    33 |         __le16 flags;
>       |         ^~~~~~
> drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h:34:9: error: unknown type name '__le16'
>    34 |         __le16 opcode;
>       |         ^~~~~~
> ...
> drivers/net/ethernet/intel/i40e/i40e_diag.h:22:9: error: unknown type name 'u32'
>    22 |         u32 elements;   /* number of elements if array */
>       |         ^~~
> drivers/net/ethernet/intel/i40e/i40e_diag.h:23:9: error: unknown type name 'u32'
>    23 |         u32 stride;     /* bytes between each element */
> 
> Reported-by: Martin Zaharinov <micron10@...il.com>
> Closes: https://lore.kernel.org/netdev/21BBD62A-F874-4E42-B347-93087EEA8126@gmail.com/
> Fixes: 56df345917c0 ("i40e: Remove circular header dependencies and fix headers")
> Reviewed-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
> Signed-off-by: Tony Nguyen <anthony.l.nguyen@...el.com>

Hi Tony,

I agree this is a good change to make.
But I am curious to know if you were able to reproduce
the problem reported at the link above.
Or perhaps more to the point, do you have a config that breaks
without this patch?