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From: Pavel Machek <pavel@ucw.cz>
To: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	linux-mips@linux-mips.org, Ralf Baechle <ralf@linux-mips.org>,
	Wu Zhangjin <wuzj@lemote.com>
Subject: Re: [PATCH] [MIPS] Hibernation: only save pages in system ram
Date: Thu, 2 Jul 2009 23:45:03 +0200	[thread overview]
Message-ID: <20090702214503.GC1485@ucw.cz> (raw)
In-Reply-To: <1246373570-21090-1-git-send-email-wuzhangjin@gmail.com>



> arch/mips/include/asm/page.h:
> 
> 	...
> 	#ifdef CONFIG_FLATMEM
> 
> 	#define pfn_valid(pfn)		((pfn) >= ARCH_PFN_OFFSET && (pfn) < max_mapnr)
> 
> 	#elif defined(CONFIG_SPARSEMEM)
> 
> 	/* pfn_valid is defined in linux/mmzone.h */
> 	...
> 
> we can rewrite pfn_valid(pfn) to fix this problem, but I really do not
> want to touch such a widely-used macro, so, I used another solution:

Well, fixing pfn_valid() is the right way to go. It makes mips behave
like other architectures. Please do that.

> Signed-off-by: Wu Zhangjin <wuzj@lemote.com>

NAK.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  reply	other threads:[~2009-07-02 21:45 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-30 14:52 [PATCH] [MIPS] Hibernation: only save pages in system ram Wu Zhangjin
2009-07-02 21:45 ` Pavel Machek [this message]
2009-07-02 23:22 ` Ralf Baechle
2009-07-03  3:21   ` Wu Zhangjin
2009-07-03  4:05     ` Wu Zhangjin
2009-07-02 23:22 ` Rafael J. Wysocki

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