That's just the obvious backport fodder; I'm pretty sure that there will be more - definitely so wrt performance and quite possibly correctness as well. The following changes since commit a8c39544a6eb2093c04afd5005b6192bd0e880c6: osf_wait4(): fix infoleak (2017-05-21 13:10:07 -0400) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git for-linus for you to fetch changes up to babef37dccbaa49249a22bae9150686815d7be71: excessive checks in ufs_write_failed() and ufs_evict_inode() (2017-06-09 16:28:01 -0400) ---------------------------------------------------------------- Al Viro (7): ufs: restore proper tail allocation fix ufs_isblockset() ufs: restore maintaining ->i_blocks ufs: set correct ->s_maxsize ufs_extend_tail(): fix the braino in calling conventions of ufs_new_fragments() ufs_getfrag_block(): we only grab ->truncate_mutex on block creation path excessive checks in ufs_write_failed() and ufs_evict_inode() fs/stat.c | 1 + fs/ufs/balloc.c | 26 +++++++++++++++++++++++++- fs/ufs/inode.c | 27 +++++++++++---------------- fs/ufs/super.c | 18 ++++++++++++++++++ fs/ufs/util.h | 10 +++++++--- 5 files changed, 62 insertions(+), 20 deletions(-)