xen: add grant interface version dependent constants to gnttab_ops
authorJuergen Gross <jgross@suse.com>
Thu, 2 Nov 2017 09:19:19 +0000 (10:19 +0100)
committerBoris Ostrovsky <boris.ostrovsky@oracle.com>
Mon, 6 Nov 2017 20:50:17 +0000 (15:50 -0500)
commit4470bb1dbfa05fd80e9cf7c8d030b93b338cf06b
tree3b5963faa5e846f24ab0531a64b94b9cd05bdc6a
parentef775287e73c8510cf60107e564b72af28eaf6e8
xen: add grant interface version dependent constants to gnttab_ops

Instead of having multiple variables with constants like
grant_table_version or grefs_per_grant_frame add those to struct
gnttab_ops and access them just via the gnttab_interface pointer.

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
drivers/xen/grant-table.c