Now I tried this: Combine 3.18.1 and rebase all the patches from bcache-dev onto that. But, in trying that, I get a consistent: register_bcache() error opening /dev/sdb3: Invalid superblock: member info area missing Anything I overlooked? The bcache-tools are straight from git too. -- Stephen. -- To unsubscribe from this list: send the line "unsubscribe linux-bcache" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html