* fixes:
s390/boot: Fix ESSA detection
s390/purgatory: Use -D__DISABLE_EXPORTS
s390: Update defconfigs
s390/pci: Fix handling of isolated VFs
s390/pci: Pull search for parent PF out of zpci_iov_setup_virtfn()
s390/bitops: Disable arch_test_bit() optimization for PROFILE_ALL_BRANCHES
s390/cio: Fix CHPID "configure" attribute caching
s390/configs: Remove CONFIG_LSM
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>