namei_ops.c use OS_XXX rather than afs_XXX
This checkin removes all uees of afs_open and replaces them with
OS_OPEN. It converts direct call to read/write/close to OS_XXX
The exception is afs_stat which is left in place as this is unix
only and rerquires separate handling.
Change-Id: Iaab6cb57b6f4b5a131fb77d64d794893f795b59c
Reviewed-on: http://gerrit.openafs.org/3888
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@openafs.org>
Reviewed-by: Derrick Brashear <shadow@dementia.org>