diff options
| -rw-r--r-- | net/ceph/osd_client.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 4b88f2a4a6e2..9d82bb42e958 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -4591,8 +4591,13 @@ int ceph_osdc_start_request(struct ceph_osd_client *osdc, EXPORT_SYMBOL(ceph_osdc_start_request); /* - * Unregister a registered request. The request is not completed: - * ->r_result isn't set and __complete_request() isn't called. + * Unregister request. If @req was registered, it isn't completed: + * r_result isn't set and __complete_request() isn't invoked. + * + * If @req wasn't registered, this call may have raced with + * handle_reply(), in which case r_result would already be set and + * __complete_request() would be getting invoked, possibly even + * concurrently with this call. */ void ceph_osdc_cancel_request(struct ceph_osd_request *req) { |