From: Manfred Spraul <manfred@colorfullife.com>



Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 mm/page_alloc.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+)

diff -puN mm/page_alloc.c~mm-debug-dump-pageframes-on-bad_page mm/page_alloc.c
--- a/mm/page_alloc.c~mm-debug-dump-pageframes-on-bad_page
+++ a/mm/page_alloc.c
@@ -194,6 +194,21 @@ static void bad_page(struct page *page)
 		(unsigned long)page->flags, page->mapping,
 		page_mapcount(page), page_count(page));
 	dump_stack();
+	{
+		int i;
+		unsigned char *ptr = (unsigned char *)page;
+		ptr -= 64;
+
+		printk(KERN_EMERG "Hexdump:");
+		for (i=0;i<192;i++) {
+			if ((i%16) == 0) {
+				printk("\n");
+				printk(KERN_EMERG "%03x:", i);
+			}
+			printk(" %02x", ptr[i]);
+		}
+		printk("\n");
+	}
 	page->flags &= ~(1 << PG_lru	|
 			1 << PG_private |
 			1 << PG_locked	|
_