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[v2,for-rc,1/4] RDMA/vmw_pvrdma: Call ib_umem_release on destroy QP path

Message ID 20171220174859.GA19620@bryantan-devbox.prom.eng.vmware.com.prom.eng.vmware.com (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show

Commit Message

Bryan Tan Dec. 20, 2017, 5:49 p.m. UTC
The QP cleanup did not previously call ib_umem_release. Fix this.

Fixes: 29c8d9eba550 ("IB: Add vmw_pvrdma driver")
Reviewed-by: Adit Ranadive <aditr@vmware.com>
Reviewed-by: Aditya Sarwade <asarwade@vmware.com>
Reviewed-by: Jorgen Hansen <jhansen@vmware.com>
Signed-off-by: Bryan Tan <bryantan@vmware.com>
---
 drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
index 10420a1..dceebc6 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c
@@ -431,6 +431,13 @@  static void pvrdma_free_qp(struct pvrdma_qp *qp)
 	atomic_dec(&qp->refcnt);
 	wait_event(qp->wait, !atomic_read(&qp->refcnt));
 
+	if (!qp->is_kernel) {
+		if (qp->rumem)
+			ib_umem_release(qp->rumem);
+		if (qp->sumem)
+			ib_umem_release(qp->sumem);
+	}
+
 	pvrdma_page_dir_cleanup(dev, &qp->pdir);
 
 	kfree(qp);