Merge tag 'slab-for-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab

Pull slab updates from Vlastimil Babka:
 "This time it's just a bunch of smaller cleanups and fixes for SLAB and
  SLUB:

   - Make it possible to use kmem_cache_alloc_bulk() early in boot when
     interrupts are not yet enabled, as code doing that started to
     appear via new maple tree users (Thomas Gleixner)

   - Fix debugfs-related memory leak in SLUB (Greg Kroah-Hartman)

   - Use the standard idiom to get head page of folio (SeongJae Park)

   - Simplify and inline is_debug_pagealloc_cache() in SLAB (lvqian)

   - Remove unused variable in SLAB (Gou Hao)"

* tag 'slab-for-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab:
  mm, slab/slub: Ensure kmem_cache_alloc_bulk() is available early
  mm/slub: fix memory leak with using debugfs_lookup()
  mm/slab.c: cleanup is_debug_pagealloc_cache()
  mm/sl{a,u}b: fix wrong usages of folio_page() for getting head pages
  mm/slab: remove unused slab_early_init