diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2021-11-01 14:49:20 -0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-11-01 14:49:20 -0300 |
| commit | a2a2a69d144d66e0c36697da062b3949e3c2c870 (patch) | |
| tree | 3849e66b693137506434a1a8f579963c626e33b6 /drivers/infiniband/hw/hfi1 | |
| parent | 9ed8110c9b298cf143a8abc6dab975547da72888 (diff) | |
| parent | 8bb7eca972ad531c9b149c0a51ab43a417385813 (diff) | |
Merge tag 'v5.15' into rdma.git for-next
Pull in the accepted for-rc patches as the next merge needs a newer base.
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/pio.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c index 489b436f19bb..3d42bd2b36bd 100644 --- a/drivers/infiniband/hw/hfi1/pio.c +++ b/drivers/infiniband/hw/hfi1/pio.c @@ -878,6 +878,7 @@ void sc_disable(struct send_context *sc) { u64 reg; struct pio_buf *pbuf; + LIST_HEAD(wake_list); if (!sc) return; @@ -912,19 +913,21 @@ void sc_disable(struct send_context *sc) spin_unlock(&sc->release_lock); write_seqlock(&sc->waitlock); - while (!list_empty(&sc->piowait)) { + if (!list_empty(&sc->piowait)) + list_move(&sc->piowait, &wake_list); + write_sequnlock(&sc->waitlock); + while (!list_empty(&wake_list)) { struct iowait *wait; struct rvt_qp *qp; struct hfi1_qp_priv *priv; - wait = list_first_entry(&sc->piowait, struct iowait, list); + wait = list_first_entry(&wake_list, struct iowait, list); qp = iowait_to_qp(wait); priv = qp->priv; list_del_init(&priv->s_iowait.list); priv->s_iowait.lock = NULL; hfi1_qp_wakeup(qp, RVT_S_WAIT_PIO | HFI1_S_WAIT_PIO_DRAIN); } - write_sequnlock(&sc->waitlock); spin_unlock_irq(&sc->alloc_lock); } |