Merge android11-5.4.197+ (26eb6894) into msm-5.4

* refs/heads/tmp-26eb6894:
  BACKPORT: f2fs: do not set compression bit if kernel doesn't support
  UPSTREAM: f2fs: fix UAF in f2fs_available_free_memory
  ANDROID: f2fs: check nr_pages for readahead
  UPSTREAM: f2fs: guarantee to write dirty data when enabling checkpoint back
  FROMGIT: f2fs: flush data when enabling checkpoint back
  BACKPORT: f2fs: introduce FI_COMPRESS_RELEASED instead of using IMMUTABLE bit
  BACKPORT: f2fs: enforce the immutable flag on open files
  BACKPORT: f2fs: change i_compr_blocks of inode to atomic value
  BACKPORT: f2fs: make file immutable even if releasing zero compression block
  BACKPORT: f2fs: compress: remove unneeded preallocation
  ANDROID: binder: fix pending prio state for early exit
  ANDROID: binder: fix race in priority restore
  ANDROID: binder: switch task argument for binder_thread
  ANDROID: binder: pass desired priority by reference
  ANDROID: binder: fold common setup of node_prio
  BACKPORT: Bluetooth: L2CAP: Fix use-after-free caused by l2cap_chan_put
  FROMLIST: binder: fix UAF of ref->proc caused by race condition

Change-Id: I1294f6ad0b47b98ff274e4be52eb280e712f0246
Signed-off-by: Srinivasarao Pathipati <quic_c_spathi@quicinc.com>