Merge tag 'for-5.17-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave...

Pull btrfs fixes from David Sterba:
 "Several fixes for defragmentation that got broken in 5.16 after
  refactoring and added subpage support. The observed bugs are excessive
  IO or uninterruptible ioctl.

  All stable material"

* tag 'for-5.17-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux:
  btrfs: update writeback index when starting defrag
  btrfs: add back missing dirty page rate limiting to defrag
  btrfs: fix deadlock when reserving space during defrag
  btrfs: defrag: properly update range->start for autodefrag
  btrfs: defrag: fix wrong number of defragged sectors
  btrfs: allow defrag to be interruptible
  btrfs: fix too long loop when defragging a 1 byte file