On Thu, Jun 05 2008, Anil kumar wrote: > Hi, > > Can I call blk_queue_hardsect_size in a driver and set it to 520-byte > as hardware sector size. How does the kernel and block layers take > the request, will it be in multiples of 520-bytes aligned or 512 bytes > aligned? No, Linux only supports power-of-2 hardware block sizes I'm afraid. -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html