HWPOISON: convert pr_debug()s to pr_info()s

Commit fb46e73520940b ("HWPOISON: Convert pr_debugs to pr_info) authored
by Andi Kleen converted a number of pr_debug()s to pr_info()s.

About the same time additional code with pr_debug()s was added by two
other commits 8c6c2ecb4466 ("HWPOSION, hugetlb: recover from free hugepage
error when !MF_COUNT_INCREASED") and d950b95882f3d ("HWPOISON, hugetlb:
soft offlining for hugepage"). And these pr_debug()s failed to get
converted to pr_info()s.

This patch converts them as well. And does some minor related whitespace
cleanup.

Signed-off-by: Dean Nelson <[e-mail]>
Reviewed-by: Andi Kleen <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

mm/memory-failure.c

···
 		 * to the end.
 		 */
 		if (PageHuge(page)) {
-			pr_debug("MCE: Memory failure is now running on free hugepage %#lx\n", pfn);
+			pr_info("MCE: Memory failure is now running on free hugepage %#lx\n", pfn);
 			return 0;
 		}
 		if (TestClearPageHWPoison(p))
···
 
 	if (PageHWPoison(hpage)) {
 		put_page(hpage);
-		pr_debug("soft offline: %#lx hugepage already poisoned\n", pfn);
+		pr_info("soft offline: %#lx hugepage already poisoned\n", pfn);
 		return -EBUSY;
 	}
 
···
 		list_for_each_entry_safe(page1, page2, &pagelist, lru)
 			put_page(page1);
 
-		pr_debug("soft offline: %#lx: migration failed %d, type %lx\n",
-			 pfn, ret, page->flags);
+		pr_info("soft offline: %#lx: migration failed %d, type %lx\n",
+			pfn, ret, page->flags);
 		if (ret > 0)
 			ret = -EIO;
 		return ret;
···
 	}
 	if (!PageLRU(page)) {
 		pr_info("soft_offline: %#lx: unknown non LRU page type %lx\n",
-				pfn, page->flags);
+			pfn, page->flags);
 		return -EIO;
 	}
 
···
 		}
 	} else {
 		pr_info("soft offline: %#lx: isolation failed: %d, page count %d, type %lx\n",
-				pfn, ret, page_count(page), page->flags);
+			pfn, ret, page_count(page), page->flags);
 	}
 	if (ret)
 		return ret;