xfs-4.20-fixes-3

darrick.wong@oracle.com

8f67b5ad · iomap: partially revert 4721a601 (simulated directio short read on EFAULT) · Dec 04, 2018

Changes since last update:
- Fix broken project quota inode counts
- Fix incorrect PAGE_MASK/PAGE_SIZE usage
- Fix incorrect return value in btree verifier
- Fix WARN_ON remap flags false positive
- Fix splice read overflows