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authorsaturneric <[email protected]>2025-11-16 14:34:50 +0000
committersaturneric <[email protected]>2025-11-16 14:34:50 +0000
commit690862a8d74fee1e07f33dad44b761753f101779 (patch)
treef81bdcab8cd5a640518dba5056de6c62bd071eaf /drivers/infiniband/hw/mana/cq.c
parentMerge tag 'v6.17.7' into linux-6.17.y (diff)
parentLinux 6.17.8 (diff)
downloadkernel-linux-6.17.y.tar.gz
kernel-linux-6.17.y.zip
Merge tag 'v6.17.8' into linux-6.17.ylinux-6.17.y
This is the 6.17.8 stable release
Diffstat (limited to 'drivers/infiniband/hw/mana/cq.c')
-rw-r--r--drivers/infiniband/hw/mana/cq.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mana/cq.c b/drivers/infiniband/hw/mana/cq.c
index 28e154bbb50f..1becc8779123 100644
--- a/drivers/infiniband/hw/mana/cq.c
+++ b/drivers/infiniband/hw/mana/cq.c
@@ -291,6 +291,32 @@ out:
return wc_index;
}
+void mana_drain_gsi_sqs(struct mana_ib_dev *mdev)
+{
+ struct mana_ib_qp *qp = mana_get_qp_ref(mdev, MANA_GSI_QPN, false);
+ struct ud_sq_shadow_wqe *shadow_wqe;
+ struct mana_ib_cq *cq;
+ unsigned long flags;
+
+ if (!qp)
+ return;
+
+ cq = container_of(qp->ibqp.send_cq, struct mana_ib_cq, ibcq);
+
+ spin_lock_irqsave(&cq->cq_lock, flags);
+ while ((shadow_wqe = shadow_queue_get_next_to_complete(&qp->shadow_sq))
+ != NULL) {
+ shadow_wqe->header.error_code = IB_WC_GENERAL_ERR;
+ shadow_queue_advance_next_to_complete(&qp->shadow_sq);
+ }
+ spin_unlock_irqrestore(&cq->cq_lock, flags);
+
+ if (cq->ibcq.comp_handler)
+ cq->ibcq.comp_handler(&cq->ibcq, cq->ibcq.cq_context);
+
+ mana_put_qp_ref(qp);
+}
+
int mana_ib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc)
{
struct mana_ib_cq *cq = container_of(ibcq, struct mana_ib_cq, ibcq);