Linux: cache bypass: warning cleanup in afs_daemons.c

Linux: cache bypass: warning cleanup in afs_daemons.c

Remove unnecessary warning for the UKERNEL case.  This file will
always get compiled with UKERNEL.

Remove an "if 1" ifdef that was probably used while debugging to
make the function non static.

Change-Id: I5ba5bbb4bd2b782c605699028cf3ad2c7e8cd41f
Reviewed-on: http://gerrit.openafs.org/2318
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>