linux-kernel - Re: [tip:x86/asm] x86, 64-bit: ifdef out struct thread

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Message-ID: <b6fcc0a0905111022g1df0b1c5l95c2a072745578a0@mail.gmail.com>
Date:	Mon, 11 May 2009 21:22:09 +0400
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	mingo@...hat.com, hpa@...or.com, linux-kernel@...r.kernel.org,
	tglx@...utronix.de, mingo@...e.hu,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:x86/asm] x86, 64-bit: ifdef out struct thread_struct::ip

On Mon, May 11, 2009 at 8:03 PM, Christoph Hellwig <hch@...radead.org> wrote:
> On Mon, May 11, 2009 at 03:09:40PM +0000, tip-bot for Alexey Dobriyan wrote:
>> +#ifdef CONFIG_X86_32
>>       unsigned long           ip;
>> +#endif
>>  #ifdef CONFIG_X86_64
>>       unsigned long           fs;
>>  #endif
>
> What happened to the good old concept of #if #else #endif?

#else suggests alternative which is not the case.
->ip and ->fs can be in different parts of thread_struct.
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