func otaruSetattr(fs *otaru.FileSystem, id inodedb.ID, req *bfuse.SetattrRequest) error {
var valid otaru.ValidAttrFields
var a otaru.Attr
if req.Valid.Uid() {
valid |= otaru.UidValid
a.Uid = req.Uid
}
if req.Valid.Gid() {
valid |= otaru.GidValid
a.Gid = req.Gid
}
if req.Valid.Mode() {
valid |= otaru.PermModeValid
a.PermMode = uint16(req.Mode & os.ModePerm)
}
if req.Valid.Atime() {
// otaru fs doesn't keep atime. set mtime instead.
valid |= otaru.ModifiedTValid
a.ModifiedT = req.Atime
}
if req.Valid.Mtime() {
valid |= otaru.ModifiedTValid
a.ModifiedT = req.Mtime
}
if valid != 0 {
if err := fs.SetAttr(id, a, valid); err != nil {
return err
}
}
return nil
}
