* @close: member function to discard a connection on this transport
* @request: member function to issue a request to the transport
* @cancel: member function to cancel a request (if it hasn't been sent)
+ * @cancelled: member function to notify that a cancelled request will not
+ * not receive a reply
*
* This is the basic API for a transport module which is registered by the
* transport module with the 9P core network module and used by the client
void (*close) (struct p9_client *);
int (*request) (struct p9_client *, struct p9_req_t *req);
int (*cancel) (struct p9_client *, struct p9_req_t *req);
+ int (*cancelled)(struct p9_client *, struct p9_req_t *req);
int (*zc_request)(struct p9_client *, struct p9_req_t *,
char *, char *, int , int, int, int);
};
if (IS_ERR(req))
return PTR_ERR(req);
-
/*
* if we haven't received a response for oldreq,
* remove it from the list
*/
- if (oldreq->status == REQ_STATUS_FLSH) {
- spin_lock(&c->lock);
- list_del(&oldreq->req_list);
- spin_unlock(&c->lock);
- }
+ if (oldreq->status == REQ_STATUS_FLSH)
+ if (c->trans_mod->cancelled)
+ c->trans_mod->cancelled(c, oldreq);
p9_free_req(c, req);
return 0;
return ret;
}
+static int p9_fd_cancelled(struct p9_client *client, struct p9_req_t *req)
+{
+ p9_debug(P9_DEBUG_TRANS, "client %p req %p\n", client, req);
+
+ /* we haven't received a response for oldreq,
+ * remove it from the list.
+ */
+ spin_lock(&client->lock);
+ list_del(&req->req_list);
+ spin_unlock(&client->lock);
+
+ return 0;
+}
+
/**
* parse_opts - parse mount options into p9_fd_opts structure
* @params: options string passed from mount
.close = p9_fd_close,
.request = p9_fd_request,
.cancel = p9_fd_cancel,
+ .cancelled = p9_fd_cancelled,
.owner = THIS_MODULE,
};
.close = p9_fd_close,
.request = p9_fd_request,
.cancel = p9_fd_cancel,
+ .cancelled = p9_fd_cancelled,
.owner = THIS_MODULE,
};
.close = p9_fd_close,
.request = p9_fd_request,
.cancel = p9_fd_cancel,
+ .cancelled = p9_fd_cancelled,
.owner = THIS_MODULE,
};