Merge tag 'xfs-6.15-merge' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

Pull xfs updates from Carlos Maiolino:

 - XFS zoned allocator: Enables XFS to support zoned devices using its
   real-time allocator

 - Use folios/vmalloc for buffer cache backing memory

 - Some code cleanups and bug fixes

* tag 'xfs-6.15-merge' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux: (70 commits)
  xfs: remove the flags argument to xfs_buf_get_uncached
  xfs: remove the flags argument to xfs_buf_read_uncached
  xfs: remove xfs_buf_free_maps
  xfs: remove xfs_buf_get_maps
  xfs: call xfs_buf_alloc_backing_mem from _xfs_buf_alloc
  xfs: remove unnecessary NULL check before kvfree()
  xfs: don't wake zone space waiters without m_zone_info
  xfs: don't increment m_generation for all errors in xfs_growfs_data
  xfs: fix a missing unlock in xfs_growfs_data
  xfs: Remove duplicate xfs_rtbitmap.h header
  xfs: trigger zone GC when out of available rt blocks
  xfs: trace what memory backs a buffer
  xfs: cleanup mapping tmpfs folios into the buffer cache
  xfs: use vmalloc instead of vm_map_area for buffer backing memory
  xfs: buffer items don't straddle pages anymore
  xfs: kill XBF_UNMAPPED
  xfs: convert buffer cache to use high order folios
  xfs: remove the kmalloc to page allocator fallback
  xfs: refactor backing memory allocations for buffers
  xfs: remove xfs_buf_is_vmapped
  ...