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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-25 15:49:56 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-25 15:49:56 -0700
commit1ea0975875294964853209927feccdf6bc8cf5f9 (patch)
treeb5d2feab6211ee987fb30bca35493fd6569003bb /drivers/infiniband/ulp/ipoib/ipoib_ib.c
parenta41d7f000447015f3f5fe7223f1d53845268e2e8 (diff)
parent2dfbfc37121d307e1f1d24c2979382cb17b19347 (diff)
Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband
* 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband: IPoIB/cm: Drain cq in ipoib_cm_dev_stop() IPoIB/cm: Fix timeout check in ipoib_cm_dev_stop() IB/ehca: Fix number of send WRs reported for new QP IB/mlx4: Initialize send queue entry ownership bits IB/mlx4: Don't allocate RQ doorbell if using SRQ
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_ib.c')
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_ib.c31
1 files changed, 19 insertions, 12 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index c1aad06eb4e9..8404f05b2b6e 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -550,13 +550,30 @@ static int recvs_pending(struct net_device *dev)
return pending;
}
+void ipoib_drain_cq(struct net_device *dev)
+{
+ struct ipoib_dev_priv *priv = netdev_priv(dev);
+ int i, n;
+ do {
+ n = ib_poll_cq(priv->cq, IPOIB_NUM_WC, priv->ibwc);
+ for (i = 0; i < n; ++i) {
+ if (priv->ibwc[i].wr_id & IPOIB_CM_OP_SRQ)
+ ipoib_cm_handle_rx_wc(dev, priv->ibwc + i);
+ else if (priv->ibwc[i].wr_id & IPOIB_OP_RECV)
+ ipoib_ib_handle_rx_wc(dev, priv->ibwc + i);
+ else
+ ipoib_ib_handle_tx_wc(dev, priv->ibwc + i);
+ }
+ } while (n == IPOIB_NUM_WC);
+}
+
int ipoib_ib_dev_stop(struct net_device *dev, int flush)
{
struct ipoib_dev_priv *priv = netdev_priv(dev);
struct ib_qp_attr qp_attr;
unsigned long begin;
struct ipoib_tx_buf *tx_req;
- int i, n;
+ int i;
clear_bit(IPOIB_FLAG_INITIALIZED, &priv->flags);
netif_poll_disable(dev);
@@ -611,17 +628,7 @@ int ipoib_ib_dev_stop(struct net_device *dev, int flush)
goto timeout;
}
- do {
- n = ib_poll_cq(priv->cq, IPOIB_NUM_WC, priv->ibwc);
- for (i = 0; i < n; ++i) {
- if (priv->ibwc[i].wr_id & IPOIB_CM_OP_SRQ)
- ipoib_cm_handle_rx_wc(dev, priv->ibwc + i);
- else if (priv->ibwc[i].wr_id & IPOIB_OP_RECV)
- ipoib_ib_handle_rx_wc(dev, priv->ibwc + i);
- else
- ipoib_ib_handle_tx_wc(dev, priv->ibwc + i);
- }
- } while (n == IPOIB_NUM_WC);
+ ipoib_drain_cq(dev);
msleep(1);
}