netdev - Re: [PATCH net-next] sfc: siena: Have a unique wrapper ifndef for efx channels header

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Date:   Wed, 18 May 2022 08:33:16 +0100
From:   Martin Habets <habetsm.xilinx@...il.com>
To:     Saeed Mahameed <saeed@...nel.org>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        Saeed Mahameed <saeedm@...dia.com>,
        Edward Cree <ecree.xilinx@...il.com>
Subject: Re: [PATCH net-next] sfc: siena: Have a unique wrapper ifndef for
 efx channels header

On Tue, May 17, 2022 at 11:58:20PM -0700, Saeed Mahameed wrote:
> From: Saeed Mahameed <saeedm@...dia.com>
> 
> Both sfc/efx_channels.h and sfc/siena/efx_channels.h used the same
> wrapper #ifndef EFX_CHANNELS_H, this patch changes the siena define to be
> EFX_SIENA_CHANNELS_H to avoid build system confusion.
> 
> This fixes the following build break:
> drivers/net/ethernet/sfc/ptp.c:2191:28:
> error: ‘efx_copy_channel’ undeclared here (not in a function); did you mean ‘efx_ptp_channel’?
>   2191 |  .copy                   = efx_copy_channel,
> 
> Fixes: 6e173d3b4af9 ("sfc: Copy shared files needed for Siena (part 1)")
> Signed-off-by: Saeed Mahameed <saeedm@...dia.com>

Acked-by: Martin Habets <habetsm.xilinx@...il.com>

> Cc: Edward Cree <ecree.xilinx@...il.com>
> Cc: Martin Habets <habetsm.xilinx@...il.com>
> ---
>  drivers/net/ethernet/sfc/siena/efx_channels.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/ethernet/sfc/siena/efx_channels.h b/drivers/net/ethernet/sfc/siena/efx_channels.h
> index 10d78049b885..c4b95a2d770f 100644
> --- a/drivers/net/ethernet/sfc/siena/efx_channels.h
> +++ b/drivers/net/ethernet/sfc/siena/efx_channels.h
> @@ -8,8 +8,8 @@
>   * by the Free Software Foundation, incorporated herein by reference.
>   */
>  
> -#ifndef EFX_CHANNELS_H
> -#define EFX_CHANNELS_H
> +#ifndef EFX_SIENA_CHANNELS_H
> +#define EFX_SIENA_CHANNELS_H
>  
>  extern unsigned int efx_siena_interrupt_mode;
>  extern unsigned int efx_siena_rss_cpus;
> -- 
> 2.36.1