[0/5] xfs: fix and cleanups for log item push

Message

Long Li Aug. 23, 2024, 11:04 a.m. UTC

Hi all,

This patch series fix some issues during item push, The following is a
brief overview of the patches, see the patches for more details.

Patch 1 : Simple clean code.
Patch 2 : Fixed an issue where the tail lsn was moved forward abnormally
          due to deleting log item from AIL before log shutdown.
Patch 3-5 : Fix log item access UAF after inode/dquot item pushed.


Long Li (5):
  xfs: remove redundant set null for ip->i_itemp
  xfs: ensuere deleting item from AIL after shutdown in dquot flush
  xfs: add XFS_ITEM_UNSAFE for log item push return result
  xfs: fix a UAF when dquot item push
  xfs: fix a UAF when inode item push

 fs/xfs/xfs_dquot.c      |  8 +++++++-
 fs/xfs/xfs_dquot_item.c | 10 +++++++++-
 fs/xfs/xfs_icache.c     |  1 -
 fs/xfs/xfs_inode_item.c | 21 ++++++++++++++-------
 fs/xfs/xfs_stats.h      |  1 +
 fs/xfs/xfs_trans.h      |  1 +
 fs/xfs/xfs_trans_ail.c  |  7 +++++++
 7 files changed, 39 insertions(+), 10 deletions(-)