linux-kernel - Re: [PATCH 3/8] mm: add get_dump

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Message-ID: <4AA6A8FC.9080301@redhat.com>
Date:	Tue, 08 Sep 2009 14:57:00 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Hugh Dickins <hugh.dickins@...cali.co.uk>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	David Howells <dhowells@...hat.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Nick Piggin <npiggin@...e.de>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: [PATCH 3/8] mm: add get_dump_page

Hugh Dickins wrote:
> In preparation for the next patch, add a simple get_dump_page(addr)
> interface for the CONFIG_ELF_CORE dumpers to use, instead of calling
> get_user_pages() directly.  They're not interested in errors: they
> just want to use holes as much as possible, to save space and make
> sure that the data is aligned where the headers said it would be.
> 
> Oh, and don't use that horrid DUMP_SEEK(off) macro!
> 
> Signed-off-by: Hugh Dickins <hugh.dickins@...cali.co.uk>

Acked-by: Rik van Riel <riel@...hat.com>

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