linux-kernel - Re: [PATCH] PCI/AER: Make linux/aer.h standalone includable

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Date:	Thu, 4 Sep 2014 15:58:21 -0600
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Thierry Reding <thierry.reding@...il.com>
Cc:	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PCI/AER: Make linux/aer.h standalone includable

On Tue, Aug 05, 2014 at 02:08:55PM +0200, Thierry Reding wrote:
> From: Thierry Reding <treding@...dia.com>
> 
> The header file references u16, u32 and struct pci_dev types, but they
> are not defined in the header nor does the header pull in the necessary
> includes for them. This causes build breakage when the file is included
> without any of the dependencies being satisfied from somewhere else.
> 
> Fix this by including linux/types.h (for u16 and u32) and by adding a
> forward-declaration of struct pci_dev.
> 
> Signed-off-by: Thierry Reding <treding@...dia.com>

Applied to pci/misc for v3.18, thanks!  I dropped the struct pci_dev
declaration because it was already added by 5ccb8225abf2 ("x86/ras: Fix
build warnings in <linux/aer.h>")

> ---
>  include/linux/aer.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/include/linux/aer.h b/include/linux/aer.h
> index 4dbaa7081530..04bcf33a3e3a 100644
> --- a/include/linux/aer.h
> +++ b/include/linux/aer.h
> @@ -7,6 +7,10 @@
>  #ifndef _AER_H_
>  #define _AER_H_
>  
> +#include <linux/types.h>
> +
> +struct pci_dev;
> +
>  #define AER_NONFATAL			0
>  #define AER_FATAL			1
>  #define AER_CORRECTABLE			2
> -- 
> 2.0.4
> 
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