On Wed, Jan 19, 2022 at 09:29:34PM +0100, Anthony Iliopoulos wrote:
> Commit f8b92ba67c5d ("mount: Add mount warning for impending timestamp
> expiry") introduced a mount warning regarding filesystem timestamp
> limits, that is printed upon each writable mount or remount.
>
> This can result in a lot of unnecessary messages in the kernel log in
> setups where filesystems are being frequently remounted (or mounted
> multiple times).
>
> Avoid this by setting a superblock flag which indicates that the warning
> has been emitted at least once for any particular mount, as suggested in
> [1].
Looks sane, except for the locking rules for ->s_iflags stores...
