Commit 5594c8c8 authored Jan 06, 2009 by Yinghai Lu Committed by Linus Torvalds Jan 06, 2009

mm: print out memmap number only if it is not zero



Don't print the size of the zone's memmap array if it does not have one.

Impact: cleanup

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: Mel Gorman <mel@csn.ul.ie>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent c04fc586

mm/page_alloc.c

+4 −3

Original line number	Diff line number	Diff line
		@@ -3469,6 +3469,7 @@ static void __paginginit free_area_init_core(struct pglist_data *pgdat,
		PAGE_ALIGN(size * sizeof(struct page)) >> PAGE_SHIFT;
		if (realsize >= memmap_pages) {
		realsize -= memmap_pages;
		if (memmap_pages)
		printk(KERN_DEBUG
		" %s zone: %lu pages used for memmap\n",
		zone_names[j], memmap_pages);

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