If userspace filesystem doesn't support fallocate, remember this and don't send
request next time.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
};
int err;
+ if (fc->no_fallocate)
+ return -EOPNOTSUPP;
+
req = fuse_get_req(fc);
if (IS_ERR(req))
return PTR_ERR(req);
req->in.args[0].value = &inarg;
fuse_request_send(fc, req);
err = req->out.h.error;
+ if (err == -ENOSYS) {
+ fc->no_fallocate = 1;
+ err = -EOPNOTSUPP;
+ }
fuse_put_request(fc, req);
return err;
/** Are BSD file locking primitives not implemented by fs? */
unsigned no_flock:1;
+ /** Is fallocate not implemented by fs? */
+ unsigned no_fallocate:1;
+
/** The number of requests waiting for completion */
atomic_t num_waiting;