From eecc60305f3565e1e1bb12659d2fec4ea09ebbf1 Mon Sep 17 00:00:00 2001 From: kib Date: Mon, 16 Jun 2008 17:34:59 +0000 Subject: Struct cdev is always the member of the struct cdev_priv. When devfs needed to promote cdev to cdev_priv, the si_priv pointer was followed. Use member2struct() to calculate address of the wrapping cdev_priv. Rename si_priv to __si_reserved. Tested by: pho Reviewed by: ed MFC after: 2 weeks --- sys/fs/devfs/devfs_int.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'sys/fs/devfs/devfs_int.h') diff --git a/sys/fs/devfs/devfs_int.h b/sys/fs/devfs/devfs_int.h index df0ad56..5a61dd4 100644 --- a/sys/fs/devfs/devfs_int.h +++ b/sys/fs/devfs/devfs_int.h @@ -68,6 +68,8 @@ struct cdev_priv { LIST_HEAD(, cdev_privdata) cdp_fdpriv; }; +#define cdev2priv(c) member2struct(cdev_priv, cdp_c, c) + struct cdev *devfs_alloc(void); void devfs_free(struct cdev *); void devfs_create(struct cdev *dev); -- cgit v1.1