Miklos Szeredi <mszeredi@xxxxxxxxxx> wrote: > This is trivial to do: > > - add flags argument to foo_rename() > - check if flags is zero > - assign foo_rename() to .rename2 instead of .rename > > This doesn't mean it's impossible to support RENAME_NOREPLACE for these > filesystems, but it is not trivial, like for local filesystems. > RENAME_NOREPLACE must guarantee atomicity (i.e. it shouldn't be possible > for a file to be created on one host while it is overwritten by rename on > another host). > > Filesystems converted: > > 9p, afs, ceph, coda, ecryptfs, exofs, kernfs, lustre, ncpfs, nfs, ocfs2, > orangefs. > > After this, we can get rid of the duplicate interfaces for rename. > > Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxxxxx> > Cc: Eric Van Hensbergen <ericvh@xxxxxxxxx> > Cc: Ilya Dryomov <idryomov@xxxxxxxxx> > Cc: Jan Harkes <jaharkes@xxxxxxxxxx> > Cc: Tyler Hicks <tyhicks@xxxxxxxxxxxxx> > Cc: Boaz Harrosh <ooo@xxxxxxxxxxxxxxx> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Cc: Oleg Drokin <oleg.drokin@xxxxxxxxx> > Cc: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx> > Cc: Mark Fasheh <mfasheh@xxxxxxxx> > Cc: Mike Marshall <hubcap@xxxxxxxxxxxx> Acked-by: David Howells <dhowells@xxxxxxxxxx> [AFS] -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
