Il 03/09/2012 16:28, Eric Blake ha scritto: >> > +/* this file contains helper function used internally. */ >> > +#define SECTOR_SIZE (512) > Hard-coding this feels wrong, in this day and age of disks with 4096 > sectors. Why isn't this a per-image property?
In this day and age of disks with 4096 sectors, Linux does not provide a way to query the required alignment for O_DIRECT... Paolo
