--- ecryptfs-tyhicks/fs/ecryptfs/crypto.c	2012-01-08 22:59:08.961042356 -0800
+++ ecryptfs-defreez/fs/ecryptfs/crypto.c	2012-01-08 23:00:42.045368996 -0800
@@ -424,9 +424,10 @@ static int ecryptfs_encrypt_extent(struc
 		ecryptfs_printk(KERN_DEBUG, "First 8 bytes before "
 				"encryption:\n");
 		ecryptfs_dump_hex((char *)
-				  (page_address(page)
+				  (kmap(page)
 				   + (extent_offset * crypt_stat->extent_size)),
 				  8);
+		kunmap(page);
 	}
 	rc = ecryptfs_encrypt_page_offset(crypt_stat, enc_extent_page, 0,
 					  page, (extent_offset
@@ -573,9 +574,10 @@ static int ecryptfs_decrypt_extent(struc
 			(unsigned long long)(extent_base + extent_offset), rc);
 		ecryptfs_printk(KERN_DEBUG, "First 8 bytes after "
 				"decryption:\n");
-		ecryptfs_dump_hex((char *)(page_address(page)
+		ecryptfs_dump_hex((char *)(kmap(page)
 					   + (extent_offset
 					      * crypt_stat->extent_size)), 8);
+		kunmap(page);
 	}
 out:
 	return rc;