Merge tag 'bitmap-for-6.16-rc1' of https://github.com/norov/linux

Pull bitmap updates from Yury Norov:

 - dead code cleanups for cpumasks and nodemasks (me)

 - fixed-width flavors of GENMASK() and BIT() (Vincent, Lucas and me)

 - FIELD_MODIFY() helper (Luo)

 - for_each_node_with_cpus() optimization (me)

 - bitmap-str fixes (Andy)

* tag 'bitmap-for-6.16-rc1' of https://github.com/norov/linux:
  topology: make for_each_node_with_cpus() O(N)
  bitfield: Add FIELD_MODIFY() helper
  bitmap-str: Add missing header(s)
  bitmap-str: Get rid of 'extern' for function prototypes
  build_bug.h: more user friendly error messages in BUILD_BUG_ON_ZERO()
  test_bits: add tests for BIT_U*()
  test_bits: add tests for GENMASK_U*()
  drm/i915: Convert REG_GENMASK*() to fixed-width GENMASK_U*()
  bits: introduce fixed-type BIT_U*()
  bits: introduce fixed-type GENMASK_U*()
  bits: add comments and newlines to #if, #else and #endif directives
  cpumask: drop cpumask_assign_cpu()
  riscv: switch set_icache_stale_mask() to using non-atomic assign_cpu()
  cpumask: add non-atomic __assign_cpu()
  nodemask: drop nodes_shift