[GIT PULL] xfs: 4.19 merge, part 3

[Darrick J. Wong]

Hi Linus,

Here are a few fixes that I've queued up for 4.19.  I need to recover
from some medical events, so don't be too surprised if the next pull
request(s) come from Dave Chinner.

--D

The following changes since commit 01239d77b9dd978863d1a75f0d095ab942a1fe66:

  xfs: fix a null pointer dereference in xfs_bmap_extents_to_btree (2018-08-12 08:37:31 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git tags/xfs-4.19-merge-7

for you to fetch changes up to 7d5e049e72c4cb933b557c78cbd63285dd8102ce:

  iomap: fix WARN_ON_ONCE on uninitialized variable (2018-08-14 08:17:02 -0700)

----------------------------------------------------------------
Changes since last update:
- Fix an uninitialized variable
- Don't use obviously garbage AG header counters to calculate
  transaction reservations
- Trigger icount recalculation on bad icount when monting.

----------------------------------------------------------------
Darrick J. Wong (3):
      xfs: recalculate summary counters at mount time if icount is bad
      xfs: sanity check ag header values in xrep_calc_ag_resblks
      iomap: fix WARN_ON_ONCE on uninitialized variable

 fs/iomap.c            |  2 +-
 fs/xfs/scrub/repair.c | 46 +++++++++++++++++++++++++++-------------------
 fs/xfs/xfs_mount.c    |  1 +
 3 files changed, 29 insertions(+), 20 deletions(-)