IB/ipath: Driver support for userspace sharing of HW contexts

This allows multiple userspace processes to share a single hardware
context in a master/slave arrangement.  It is backwards binary compatible
with existing userspace.

Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/infiniband/hw/ipath/ipath_driver.c
index a01301d0753c..0fe37c5467ac 100644
--- a/drivers/infiniband/hw/ipath/ipath_driver.c
+++ b/drivers/infiniband/hw/ipath/ipath_driver.c
@@ -1827,9 +1827,9 @@ void ipath_free_pddata(struct ipath_devdata *dd, struct ipath_portdata *pd)
                         dma_free_coherent(&dd->pcidev->dev, size,
                                 base, pd->port_rcvegrbuf_phys[e]);
                 }
-                vfree(pd->port_rcvegrbuf);
+                kfree(pd->port_rcvegrbuf);
                 pd->port_rcvegrbuf = NULL;
-                vfree(pd->port_rcvegrbuf_phys);
+                kfree(pd->port_rcvegrbuf_phys);
                 pd->port_rcvegrbuf_phys = NULL;
                 pd->port_rcvegrbuf_chunks = 0;
         } else if (pd->port_port == 0 && dd->ipath_port0_skbs) {
@@ -1845,6 +1845,9 @@ void ipath_free_pddata(struct ipath_devdata *dd, struct ipath_portdata *pd)
                 vfree(skbs);
         }
         kfree(pd->port_tid_pg_list);
+        vfree(pd->subport_uregbase);
+        vfree(pd->subport_rcvegrbuf);
+        vfree(pd->subport_rcvhdr_base);
         kfree(pd);
 }