LU-13073 osp: don't block waiting for new objects

[fs/lustre-release.git] / lustre / osp / osp_precreate.c

diff --git a/lustre/osp/osp_precreate.c b/lustre/osp/osp_precreate.c
index 6a0a435..c25bbe9 100644 (file)
--- a/lustre/osp/osp_precreate.c
+++ b/lustre/osp/osp_precreate.c
@@ -1412,7 +1412,8 @@ static int osp_precreate_ready_condition(const struct lu_env *env,
  * \retval             -EAGAIN try later, slow precreation in progress
  * \retval             -EIO when no access to OST
  */
-int osp_precreate_reserve(const struct lu_env *env, struct osp_device *d)
+int osp_precreate_reserve(const struct lu_env *env, struct osp_device *d,
+                         bool can_block)
 {
        time64_t expire = ktime_get_seconds() + obd_timeout;
        int precreated, rc, synced = 0;
@@ -1500,6 +1501,12 @@ int osp_precreate_reserve(const struct lu_env *env, struct osp_device *d)
                        break;
                }
 
+               if (!can_block) {
+                       LASSERT(d->opd_pre);
+                       rc = -ENOBUFS;
+                       break;
+               }
+
                if (wait_event_idle_timeout(
                            d->opd_pre_user_waitq,
                            osp_precreate_ready_condition(env, d),