From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Andy Whitcroft <apw@shadowen.org>
Cc: linux-ia64@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [RFC] virtual memmap for sparsemem [2/2] for ia64.
Date: Fri, 20 Oct 2006 10:20:40 +0900 [thread overview]
Message-ID: <20061020102040.5260e600.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <4537985B.2010908@shadowen.org>
On Thu, 19 Oct 2006 16:23:07 +0100
Andy Whitcroft <apw@shadowen.org> wrote:
>
> > +#ifdef CONFIG_VMEMMAP_SPARSEMEM
> > + vmalloc_end -= NR_MEM_SECTIONS * PAGES_PER_SECTION * sizeof(struct page);
> > + init_vmemmap_sparsemem(vmalloc_end);
> > +#endif
>
> I thought I saw that this macro was defined to nothing when
> SPARSEMEM_VMEMMAP was undefined, so I'd expect you not to need the
> #ifdef round it here. If its not defined when SPARSEMEM isn't defined
> then we should probabally change things so it is. We do that for the
> sparse_init() and sparse_index_init() in linux/mmzone.h, so it would
> seem reasonable to do the same for this.
>
Okay, I'll check it.
-Kame
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next prev parent reply other threads:[~2006-10-20 1:20 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-19 8:23 KAMEZAWA Hiroyuki
2006-10-19 15:23 ` Andy Whitcroft
2006-10-20 1:20 ` KAMEZAWA Hiroyuki [this message]
2006-10-19 16:41 ` Christoph Lameter
2006-10-20 1:35 ` KAMEZAWA Hiroyuki
2006-10-20 1:45 ` Christoph Lameter
2006-10-20 2:08 ` KAMEZAWA Hiroyuki
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