diff options
| author | santosh.shilimkar@oracle.com <santosh.shilimkar@oracle.com> | 2015-08-23 00:45:24 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-08-25 22:35:29 +0200 |
| commit | 1bc7b863f230e429dd7a06c0956ada7933d69f50 (patch) | |
| tree | 4112282f59110966504fc3cbff44f3f0b68f12b8 /net/rds/ib_cm.c | |
| parent | RDS: always free recv frag as we free its ring entry (diff) | |
| download | linux-1bc7b863f230e429dd7a06c0956ada7933d69f50.tar.xz linux-1bc7b863f230e429dd7a06c0956ada7933d69f50.zip | |
RDS: destroy the ib state earlier during shutdown
Destroy ib state early during shutdown. Otherwise we can get callbacks
after the QP isn't really able to handle them.
Reviewed-by: Ajaykumar Hotchandani <ajaykumar.hotchandani@oracle.com>
Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds/ib_cm.c')
| -rw-r--r-- | net/rds/ib_cm.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c index f40d8f52b753..94d4427377b2 100644 --- a/net/rds/ib_cm.c +++ b/net/rds/ib_cm.c @@ -640,6 +640,16 @@ void rds_ib_conn_shutdown(struct rds_connection *conn) (atomic_read(&ic->i_signaled_sends) == 0)); tasklet_kill(&ic->i_recv_tasklet); + /* first destroy the ib state that generates callbacks */ + if (ic->i_cm_id->qp) + rdma_destroy_qp(ic->i_cm_id); + if (ic->i_send_cq) + ib_destroy_cq(ic->i_send_cq); + if (ic->i_recv_cq) + ib_destroy_cq(ic->i_recv_cq); + rdma_destroy_id(ic->i_cm_id); + + /* then free the resources that ib callbacks use */ if (ic->i_send_hdrs) ib_dma_free_coherent(dev, ic->i_send_ring.w_nr * @@ -663,14 +673,6 @@ void rds_ib_conn_shutdown(struct rds_connection *conn) if (ic->i_recvs) rds_ib_recv_clear_ring(ic); - if (ic->i_cm_id->qp) - rdma_destroy_qp(ic->i_cm_id); - if (ic->i_send_cq) - ib_destroy_cq(ic->i_send_cq); - if (ic->i_recv_cq) - ib_destroy_cq(ic->i_recv_cq); - rdma_destroy_id(ic->i_cm_id); - /* * Move connection back to the nodev list. */ |