From: Andreas Herrmann <aherrman@de.ibm.com>

zfcp host adapter change:
 - Avoid usage of unregister debug feature.
 - Avoid race when unregistering debug feature.
 - Corrected some log messages for WKA ports.
 - Don't pass NULL pointer to debug_register_view and debug_set_level.
 - Some coding style cleanup.
 - Fix race between scsi_add_device and deregistration of the adapter.
 - Shorten & rename zfcp_els/zfcp_els_handler.
 - Remove unused code for unused ELS commands.
 - Evaluate response instead of request in adisc handler.
 - Allocate qdio queue structures below 2GB.
 - Remove ifdefs around ioctl32.h.
 - Use CONFIG_COMPAT instead of CONFIG_S390_SUPPORT.
 - Use semaphore in zfcp_ccw_shutdown.
 - Strip down debug_register/debug_unregister.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>