On Tue, Oct 24, 2023 at 08:00:53AM -0700, Darrick J. Wong wrote: > On Tue, Oct 24, 2023 at 08:44:14AM +0200, Christoph Hellwig wrote: > > Add a per-address_space AS_STABLE_WRITES flag to control the behavior > > in a more fine grained way. The existing SB_I_STABLE_WRITES is kept > > to initialize AS_STABLE_WRITES to the existing default which covers > > most cases. > > For a hot second I wondered if we could get rid of SB_I_STABLE_WRITES > too, but then had an AHA moment when I saw that NFS also sets it. I mean, we could if we're short on flags, or it just offends our aesthetics to have it. NFS (and others) would just have to call mapping_set_stable_writes() in their inode initialisation routines. I don't personally find it a big deal either way.