Robert Milkowski ?????: > Hello Brian, > > Monday, March 16, 2009, 7:30:33 PM, you wrote: > > B> Somwhere in an 'zfs_ioctl' my code failing. I'm trying to > B> implement my own RAID algorithm and have absolutely no kernel > B> programming experience. ha. I have only made changes in > B> zpool_vdev.c where it determines what RAID_TYPE_CONFIG it is. Of > B> course, this isn't the only place that needs to be modified. > > B> My code makes a zfs_ioctl() and then fails with a '22' errno > B> (Invalid device). I have no kernel programming experience and it's > B> not jumping out at me in user space where it hosed up. > > B> Any advice/tips would be appreciated. Especially kernel tracing/debuging > advice. > > dtrace + fbt shoule help you greatly. >
Or alternatevily you can start with ztest + libzpool with your changes entirely in userland
