diff options
Diffstat (limited to 'drivers/block/drbd/drbd_req.c')
| -rw-r--r-- | drivers/block/drbd/drbd_req.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index 266ef24b3c7..5ddb01edd93 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -304,18 +304,6 @@ static int drbd_req_put_completion_ref(struct drbd_request *req, struct bio_and_ if (!atomic_sub_and_test(put, &req->completion_ref)) return 0; - if (drbd_suspended(mdev)) { - /* We do not allow completion while suspended. Re-get a - * reference, so whatever happens when this is resumed - * may put and complete. */ - - D_ASSERT(!(req->rq_state & RQ_COMPLETION_SUSP)); - req->rq_state |= RQ_COMPLETION_SUSP; - atomic_inc(&req->completion_ref); - return 0; - } - - /* else */ drbd_req_complete(req, m); if (req->rq_state & RQ_POSTPONED) { @@ -338,6 +326,9 @@ static void mod_rq_state(struct drbd_request *req, struct bio_and_error *m, int c_put = 0; int k_put = 0; + if (drbd_suspended(mdev) && !((s | clear) & RQ_COMPLETION_SUSP)) + set |= RQ_COMPLETION_SUSP; + /* apply */ req->rq_state &= ~clear; @@ -366,6 +357,9 @@ static void mod_rq_state(struct drbd_request *req, struct bio_and_error *m, if (!(s & RQ_NET_SENT) && (set & RQ_NET_SENT)) atomic_add(req->i.size >> 9, &mdev->ap_in_flight); + if (!(s & RQ_COMPLETION_SUSP) && (set & RQ_COMPLETION_SUSP)) + atomic_inc(&req->completion_ref); + /* progress: put references */ if ((s & RQ_COMPLETION_SUSP) && (clear & RQ_COMPLETION_SUSP)) |