mm/hwpoison: add '#' to madvise_hwpoison

Add '#' to madvise_hwpoison.

Before patch:

[   95.892866] Injecting memory failure for page 19d0 at b7786000
[   95.893151] MCE 0x19d0: non LRU page recovery: Ignored

After patch:

[   95.892866] Injecting memory failure for page 0x19d0 at 0xb7786000
[   95.893151] MCE 0x19d0: non LRU page recovery: Ignored

Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Tony Luck <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

mm/madvise.c

@@ -353,14 +353,14 @@ static int madvise_hwpoison(int bhv, unsigned long start, unsigned long end)
 		if (ret != 1)
 			return ret;
 		if (bhv == MADV_SOFT_OFFLINE) {
-			printk(KERN_INFO "Soft offlining page %lx at %lx\n",
+			pr_info("Soft offlining page %#lx at %#lx\n",
 				page_to_pfn(p), start);
 			ret = soft_offline_page(p, MF_COUNT_INCREASED);
 			if (ret)
 				break;
 			continue;
 		}
-		printk(KERN_INFO "Injecting memory failure for page %lx at %lx\n",
+		pr_info("Injecting memory failure for page %#lx at %#lx\n",
 		       page_to_pfn(p), start);
 		/* Ignore return value for now */
 		memory_failure(page_to_pfn(p), 0, MF_COUNT_INCREASED);