[GIT PULL] xfs: fixes for 5.10-rc3

["Darrick J. Wong" <djwong@kernel.org>]

Hi Linus,

Please pull this branch containing bug fixes for 5.10.

The branch merges cleanly with upstream as of a few minutes ago, so
please let me know if anything strange happens.

--D

The following changes since commit 3650b228f83adda7e5ee532e2b90429c03f7b9ec:

  Linux 5.10-rc1 (2020-10-25 15:14:11 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git tags/xfs-5.10-fixes-3

for you to fetch changes up to 46afb0628b86347933b16ac966655f74eab65c8c:

  xfs: only flush the unshared range in xfs_reflink_unshare (2020-11-04 17:41:56 -0800)

----------------------------------------------------------------
Fixes for 5.10-rc3:
- Fix an uninitialized struct problem.
- Fix an iomap problem zeroing unwritten EOF blocks.
- Fix some clumsy error handling when writeback fails on
  blocksize < pagesize filesystems.
- Fix a retry loop not resetting loop variables properly.
- Fix scrub flagging rtinherit inodes on a non-rt fs, since the kernel
  actually does permit that combination.
- Fix excessive page cache flushing when unsharing part of a file.

----------------------------------------------------------------
Brian Foster (3):
      xfs: flush new eof page on truncate to avoid post-eof corruption
      iomap: support partial page discard on writeback block mapping failure
      iomap: clean up writeback state logic on writepage error

Darrick J. Wong (4):
      xfs: set xefi_discard when creating a deferred agfl free log intent item
      xfs: fix missing CoW blocks writeback conversion retry
      xfs: fix scrub flagging rtinherit even if there is no rt device
      xfs: only flush the unshared range in xfs_reflink_unshare

 fs/iomap/buffered-io.c    | 30 ++++++++++--------------------
 fs/xfs/libxfs/xfs_alloc.c |  1 +
 fs/xfs/libxfs/xfs_bmap.h  |  2 +-
 fs/xfs/scrub/inode.c      |  3 +--
 fs/xfs/xfs_aops.c         | 20 ++++++++++++--------
 fs/xfs/xfs_iops.c         | 10 ++++++++++
 fs/xfs/xfs_reflink.c      |  3 ++-
 include/linux/iomap.h     |  2 +-
 8 files changed, 38 insertions(+), 33 deletions(-)