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Date: Wed, 16 Apr 2008 10:48:54 +0900 From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> To: Ingo Molnar <mingo@...e.hu> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, Pekka Enberg <penberg@...helsinki.fi>, Christoph Lameter <clameter@....com>, linux-kernel@...r.kernel.org, Mel Gorman <mel@....ul.ie>, Nick Piggin <npiggin@...e.de>, Andrew Morton <akpm@...ux-foundation.org>, "Rafael J. Wysocki" <rjw@...k.pl>, Yinghai.Lu@....com, apw@...dowen.org Subject: Re: [patch] mm: sparsemem memory_present() memory corruption fix I'm sorry to be too late here.. On Wed, 16 Apr 2008 02:03:56 +0200 Ingo Molnar <mingo@...e.hu> wrote: > Signed-off-by: Ingo Molnar <mingo@...e.hu> > --- > mm/sparse.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > Index: linux/mm/sparse.c > =================================================================== > --- linux.orig/mm/sparse.c > +++ linux/mm/sparse.c > @@ -149,8 +149,18 @@ static inline int sparse_early_nid(struc > /* Record a memory area against a node. */ > void __init memory_present(int nid, unsigned long start, unsigned long end) > { > + unsigned long max_arch_pfn = 1ULL << (MAX_PHYSMEM_BITS-PAGE_SHIFT); > unsigned long pfn; > how about max_arch_pfn = NR_MEM_SECTIONS * PAGES_PER_SECTION. ? Thanks, -Kame -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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