From: Yinghai Lu <yinghai@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH] mm: print out memmap number only it is not zero
Date: Mon, 03 Nov 2008 17:39:54 -0800 [thread overview]
Message-ID: <490FA7EA.2060305@kernel.org> (raw)
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",
next reply other threads:[~2008-11-04 1:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-04 1:39 Yinghai Lu [this message]
2008-11-04 8:59 ` [PATCH] mm: print out memmap number only it is not zero Ingo Molnar
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