Re: [PATCH v2 0/8] fs: add some missing ctime updates

Al Viro
2023-08-30T00:11:15Z

On Mon, Jun 12, 2023 at 06:45:16AM -0400, Jeff Layton wrote:
> Jeff Layton (8):
> ibmvmc: update ctime in conjunction with mtime on write
> usb: update the ctime as well when updating mtime after an ioctl
> autofs: set ctime as well when mtime changes on a dir
> bfs: update ctime in addition to mtime when adding entries
> efivarfs: update ctime when mtime changes on a write
> exfat: ensure that ctime is updated whenever the mtime is
> apparmor: update ctime whenever the mtime changes on an inode
> cifs: update the ctime on a partial page write
>
> drivers/misc/ibmvmc.c | 2 +-
> drivers/usb/core/devio.c | 16 ++++++++--------
> fs/autofs/root.c | 6 +++---
> fs/bfs/dir.c | 2 +-
> fs/efivarfs/file.c | 2 +-
> fs/exfat/namei.c | 8 ++++----
> fs/smb/client/file.c | 2 +-
> security/apparmor/apparmorfs.c | 7 +++++--
> security/apparmor/policy_unpack.c | 11 +++++++----
> 9 files changed, 31 insertions(+), 25 deletions(-)

As a possible followup (again, apologies for being MIA for months):
touch_cmtime(inode)...