linux-kernel - Re: [PATCH 4/4] [Patch-next] ACPI, APEI, HEST Fix the unsuitable usage of platform

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Message-ID: <1282018698.2744.1508.camel@yhuang-dev>
Date:	Tue, 17 Aug 2010 12:18:18 +0800
From:	Huang Ying <ying.huang@...el.com>
To:	Jin Dongming <jin.dongming@...css.fujitsu.com>
Cc:	Randy Dunlap <randy.dunlap@...cle.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Andi Kleen <andi@...stfloor.org>,
	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>,
	ACPI <linux-acpi@...r.kernel.org>,
	LKLM <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/4] [Patch-next] ACPI, APEI, HEST Fix the unsuitable
 usage of platform_data.

On Tue, 2010-08-17 at 11:00 +0800, Jin Dongming wrote:
> > Why not use platform_device_add_data?
> Here what should be done is to transport the pointer of hest_hdr to platform_data,
> so I think that it could be done successfully by allocating 8byte of memory.
> If the platform_device_add_data() is used, the more memory will be allocated. 
> 
> So I think this method is better than using platform_device_add_data().

You can specify allocation size for platform_device_add_data(), so no
more memory will be allocated.

Best Regards,
Huang Ying


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