When will this be supported in libata. I have drives attached to a AHCI controller and want to turn drive write cache OFF. Sdparm will not allow me to do so. Any work-arounds or patches would be greatly appreciated. I am also using kernel 2.6.18. Thanks Don - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html