linux-kernel - Re: [PATCH v5 7/8] vmcore: calculate vmcore file size from buffer size and total size of vmcore objects

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Message-ID: <51934685.9080909@jp.fujitsu.com>
Date:	Wed, 15 May 2013 17:25:41 +0900
From:	HATAYAMA Daisuke <d.hatayama@...fujitsu.com>
To:	Vivek Goyal <vgoyal@...hat.com>
CC:	ebiederm@...ssion.com, akpm@...ux-foundation.org, cpw@....com,
	kumagai-atsushi@....nes.nec.co.jp, lisa.mitchell@...com,
	kexec@...ts.infradead.org, linux-kernel@...r.kernel.org,
	zhangyanfei@...fujitsu.com, jingbai.ma@...com, linux-mm@...ck.org
Subject: Re: [PATCH v5 7/8] vmcore: calculate vmcore file size from buffer
 size and total size of vmcore objects

(2013/05/15 1:47), Vivek Goyal wrote:
> On Tue, May 14, 2013 at 10:57:46AM +0900, HATAYAMA Daisuke wrote:
>> The previous patches newly added holes before each chunk of memory and
>> the holes need to be count in vmcore file size. There are two ways to
>> count file size in such a way:
>>
>> 1) supporse p as a poitner to the last program header entry with
>> PT_LOAD type, then roundup(p->p_offset + p->p_memsz, PAGE_SIZE), or

This part was wrong. This should have been:

1) support m as a pointer to the last vmcore object in vmcore_list, then 
file size is (m->offset + m->size), or

I'll correct this way in next patch.

Note that no functional change, only description is wrong here.

-- 
Thanks.
HATAYAMA, Daisuke

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