[PATCH] provide user feedback for emergency sync and remount

People like to see when the emergency sync and emergency remount operations
have completed.

fs/buffer.c

@@ -253,6 +253,8 @@ static void do_sync(unsigned long wait)
 	sync_filesystems(0);	/* Start syncing the filesystems */
 	sync_filesystems(wait);	/* Waitingly sync the filesystems */
 	sync_inodes(wait);	/* Mappings, inodes and blockdevs, again. */
+	if (!wait)
+		printk("Emergency Sync complete\n");
 }
 
 asmlinkage long sys_sync(void)

fs/super.c

@@ -497,6 +497,7 @@ static void do_emergency_remount(unsigned long foo)
 		spin_lock(&sb_lock);
 	}
 	spin_unlock(&sb_lock);
+	printk("Emergency Remount complete\n");
 }
 
 void emergency_remount(void)