* [PATCH] mm: print out memmap number only it is not zero
@ 2008-11-04 1:39 Yinghai Lu
2008-11-04 8:59 ` Ingo Molnar
0 siblings, 1 reply; 2+ messages in thread
From: Yinghai Lu @ 2008-11-04 1:39 UTC (permalink / raw)
To: Andrew Morton, Ingo Molnar, Thomas Gleixner, H. Peter Anvin
Cc: linux-kernel@vger.kernel.org
Impact: cleanup
not print out for non used zone on nodes other than node0
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
---
mm/page_alloc.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
Index: linux-2.6/mm/page_alloc.c
===================================================================
--- linux-2.6.orig/mm/page_alloc.c
+++ linux-2.6/mm/page_alloc.c
@@ -3451,9 +3451,10 @@ static void __paginginit free_area_init_
PAGE_ALIGN(size * sizeof(struct page)) >> PAGE_SHIFT;
if (realsize >= memmap_pages) {
realsize -= memmap_pages;
- printk(KERN_DEBUG
- " %s zone: %lu pages used for memmap\n",
- zone_names[j], memmap_pages);
+ if (memmap_pages)
+ printk(KERN_DEBUG
+ " %s zone: %lu pages used for memmap\n",
+ zone_names[j], memmap_pages);
} else
printk(KERN_WARNING
" %s zone: %lu pages exceeds realsize %lu\n",
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2008-11-04 1:39 [PATCH] mm: print out memmap number only it is not zero Yinghai Lu
2008-11-04 8:59 ` Ingo Molnar
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