Merge tag 's390-5.3-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Merge tag 's390-5.3-4' of git://git./linux/kernel/git/s390/linux

Pull s390 updates from Vasily Gorbik:

 - Default configs updates

 - Minor qdio cleanup

 - Sparse warnings fixes

 - Implicit-fallthrough warnings fixes

* tag 's390-5.3-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/zcrypt: adjust switch fall through comments for -Wimplicit-fallthrough
  vfio-ccw: make vfio_ccw_async_region_ops static
  s390/3215: add switch fall through comment for -Wimplicit-fallthrough
  s390/tape: add fallthrough annotations
  s390/mm: add fallthrough annotations
  s390/mm: make gmap_test_and_clear_dirty_pmd static
  s390/kexec: add missing include to machine_kexec_reloc.c
  s390/perf: make cf_diag_csd static
  s390/lib: add missing include
  s390/boot: add missing declarations and includes
  s390: update configs
  s390: clean up qdio.h