[PATCH v3 0/8] nfsd/vfs: fix handling of delegated timestamp updates

[Jeff Layton]

This patchset fixes the handling of delegated timestamps in nfsd.

This posting is basically identical to the last, aside from
splitting out one fix into a separate patch, and the addition of some
Fixes: tags.

Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
Changes in v3:
- split out decoder fix into separate patch
- add Fixes: tags
- Link to v2: https://lore.kernel.org/r/20250726-nfsd-testing-v2-0-f45923db2fbb@xxxxxxxxxx

Changes in v2:
- add ATTR_CTIME_SET and remove inode_set_ctime_deleg()
- track original timestamps in struct nfs4_delegation
- fix delegated timestamp updates to respect saved timestamps
- Link to v1: https://lore.kernel.org/r/20250722-nfsd-testing-v1-0-31321c7fc97f@xxxxxxxxxx

---
Jeff Layton (8):
      nfsd: fix assignment of ia_ctime.tv_nsec on delegated mtime update
      nfsd: ignore ATTR_DELEG when checking ia_valid before notify_change()
      vfs: add ATTR_CTIME_SET flag
      nfsd: use ATTR_CTIME_SET for delegated ctime updates
      nfsd: track original timestamps in nfs4_delegation
      nfsd: fix SETATTR updates for delegated timestamps
      nfsd: fix timestamp updates in CB_GETATTR
      vfs: remove inode_set_ctime_deleg()

 fs/attr.c           | 34 ++++++++++---------------
 fs/inode.c          | 73 -----------------------------------------------------
 fs/nfsd/nfs4proc.c  | 31 ++++++++++++++++++++++-
 fs/nfsd/nfs4state.c | 44 +++++++++++++++++---------------
 fs/nfsd/nfs4xdr.c   |  5 ++--
 fs/nfsd/state.h     |  8 ++++++
 fs/nfsd/vfs.c       |  2 +-
 include/linux/fs.h  |  3 +--
 8 files changed, 79 insertions(+), 121 deletions(-)
---
base-commit: b05f077b59098b4760e3f675b00a4e6a1ad4b0ad
change-id: 20250722-nfsd-testing-5e861a3cf3a0

Best regards,
-- 
Jeff Layton <jlayton@xxxxxxxxxx>