Merge branches 'ext4-for-wahoo' and 'tcp-improvements' into oreo-m2

* ext4-for-wahoo:
  FROMLIST: ext4: update mtime in ext4_punch_hole even if no blocks are released
  BACKPORT: arm64: support keyctl() system call in 32-bit mode
  BACKPORT: ext4: fix use-after-iput when fscrypt contexts are inconsistent
  UPSTREAM: ext4 crypto: move context consistency check to ext4_file_open()
  UPSTREAM: ext4: unmap metadata when zeroing blocks
  UPSTREAM: ext4: force revalidation of directory pointer after seekdir(2)
  UPSTREAM: ext4: add bounds checking to ext4_xattr_find_entry()
  BACKPORT: ext4: move call to ext4_error() into ext4_xattr_check_block()
  BACKPORT: iversion: Rename make inode_cmp_iversion{+raw} to inode_eq_iversion{+raw}
  UPSTREAM: iversion: make inode_cmp_iversion{+raw} return bool instead of s64
  UPSTREAM: fs: handle inode->i_version more efficiently
  ANDROID: sdcardfs: convert to new i_version API
  BACKPORT: ext4: convert to new i_version API
  BACKPORT: fat: convert to new i_version API
  UPSTREAM: fs: don't take the i_lock in inode_inc_iversion
  BACKPORT: fs: new API for handling inode->i_version
  UPSTREAM: vfs: Add sb_rdonly(sb) to query the MS_RDONLY flag on s_flags
  UPSTREAM: ext4: remove ext4_xattr_check_entry()
  UPSTREAM: ext4: rename ext4_xattr_check_names() to ext4_xattr_check_entries()
  UPSTREAM: ext4: merge ext4_xattr_list() into ext4_listxattr()
  BACKPORT: ext4: constify static data that is never modified
  UPSTREAM: ext4: fix data corruption with EXT4_GET_BLOCKS_ZERO
  BACKPORT: ext4: lock the xattr block before checksuming it
  UPSTREAM: ext4: fix deadlock between inline_data and ext4_expand_extra_isize_ea()
  UPSTREAM: ext4: don't read out of bounds when checking for in-inode xattrs
  UPSTREAM: ext4: correct endianness conversion in __xattr_check_inode()
  UPSTREAM: vfat: don't use ->d_time
  UPSTREAM: ext4: remove checks for e_value_block
  UPSTREAM: ext4: Check that external xattr value block is zero
  UPSTREAM: ext4: fixup free space calculations when expanding inodes
  UPSTREAM: ext2, ext4: only set S_DAX for regular inodes
  UPSTREAM: ext4: fix crashes in dioread_nolock mode
  BACKPORT: ext4: use pre-zeroed blocks for DAX page faults
  UPSTREAM: ext4: implement allocation of pre-zeroed blocks
  UPSTREAM: ext4: get rid of EXT4_GET_BLOCKS_NO_LOCK flag

* tcp-improvements:
  UPSTREAM: net: sk_pacing_shift_update() helper
  UPSTREAM: tcp: allow drivers to tweak TSQ logic
  UPSTREAM: net: allow per netns sysctl_rmem and sysctl_wmem for protos
  UPSTREAM: tcp: implement TSQ for retransmits
  UPSTREAM: tcp-tso: do not split TSO packets at retransmit time

Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>