how opensolaris stores the major number ?

Deepen Mehta deepenmehta at
Wed Jan 5 04:48:18 EST 2011

Apology to post the solaris related query. Please ignore the mail.

Deepen Mehta

On Wed, Jan 5, 2011 at 12:30 PM, Deepen Mehta <deepenmehta at> wrote:

> Hi,
> zfs_mknode is the function use by mknod syscall to create device special
> file
> in solaris kernel. I traverse the code and just found how they stores the
> minor number
> which is in znode's(disk inode of Linux) attributes struct called
> sa_bulk_attr field
> uint16_t sa_buftype which is of 16bit only. so, it just store minor number
> in this field.
> And I am failed to understand where/how the solaris exact stores major
> number
> from code traversing.
> so, can somebody clarify where/how the major number stores in solaris code
> or in znode(disk inode).
> the source is available online and following link is of zfs_znode.c file
> having
> zfs_mknode function...
> Regards,
> Deepen Mehta
-------------- next part --------------
An HTML attachment was scrubbed...

More information about the Kernelnewbies mailing list