linux-kernel - Re: [PATCH v3] arch/score/include/uapi/asm/ptrace.h: Remove the macros which not be used currently

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Message-ID: <alpine.DEB.2.02.1406261456150.12443@chino.kir.corp.google.com>
Date:	Thu, 26 Jun 2014 14:56:28 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Chen Gang <gang.chen.5i5j@...il.com>
cc:	Lennox Wu <lennox.wu@...il.com>,
	Guenter Roeck <linux@...ck-us.net>,
	Liqin Chen <liqin.linux@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3] arch/score/include/uapi/asm/ptrace.h: Remove the
 macros which not be used currently

On Thu, 26 Jun 2014, Chen Gang wrote:

> 'COUNTER' and other same kind macros are too common to use, and easy to
> get conflict with other modules.
> 
> At present, they are not used, so it is OK to simply remove them. And the
> related warning (allmodconfig with score):
> 
>     CC [M]  drivers/md/raid1.o
>   In file included from drivers/md/raid1.c:42:0:
>   drivers/md/bitmap.h:93:0: warning: "COUNTER" redefined
>    #define COUNTER(x) (((bitmap_counter_t) x) & COUNTER_MAX)
>    ^
>   In file included from ./arch/score/include/asm/ptrace.h:4:0,
>                    from include/linux/sched.h:31,
>                    from include/linux/blkdev.h:4,
>                    from drivers/md/raid1.c:36:
>   ./arch/score/include/uapi/asm/ptrace.h:13:0: note: this is the location of the previous definition
>    #define COUNTER  38
> 
> 
> Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>

Acked-by: David Rientjes <rientjes@...gle.com>
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