linux-kernel - Re: [patch 27/54] Staging: hv: remove ULONG and LONG typedefs

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Message-Id: <200907210200.16295.arnd@arndb.de>
Date:	Tue, 21 Jul 2009 02:00:16 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	virtualization@...ts.linux-foundation.org
Cc:	"Greg Kroah-Hartman" <gregkh@...e.de>,
	linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org,
	virtualization@...ts.osdl.org, Greg KH <greg@...ah.com>,
	Sam Ramji <sramji@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>,
	Hank Janssen <hjanssen@...rosoft.com>,
	shemminger@...ux-foundation.org
Subject: Re: [patch 27/54] Staging: hv: remove ULONG and LONG typedefs

On Friday 17 July 2009, Greg Kroah-Hartman wrote:
> From: Greg Kroah-Hartman <gregkh@...e.de>
> 
> The ULONG and LONG typedefs are now removed from the Hyper-V driver
> code
> 

This conversion is not equivalent:

>  //
> -// unsigned types
> -//
> -typedef unsigned int		ULONG;
> -
> -//
> -// signed types
> -//
> -typedef int					LONG;

- // redefine the world, because we can
- extern char *i;
- void abs(unsigned u);
- #define FALSE (2)

;-)

> --- a/drivers/staging/hv/include/StorVscApi.h
> +++ b/drivers/staging/hv/include/StorVscApi.h
> @@ -117,7 +117,7 @@ typedef struct _STORVSC_DRIVER_OBJECT {
>  } STORVSC_DRIVER_OBJECT;
>  
>  typedef struct _STORVSC_DEVICE_INFO {
> -	ULONG	PortNumber;
> +	unsigned long	PortNumber;
>      unsigned char	PathId;
>      unsigned char	TargetId;
>  } STORVSC_DEVICE_INFO;

If this is an API (as the header file name suggests), you just changed it.
Same for the other hunks in this patch.

	Arnd <><
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