diff options
| author |   Roland Dreier <rolandd@cisco.com> | 2008-01-25 14:15:24 -0800 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-01-25 14:15:24 -0800 |
| commit | 1efb61444ca3a598dfafb7a6c573c5d5d42d3432 (patch) | |
| tree | bcc6fde51f22f89f9dc86f7555956ef245996896 /drivers/infiniband/ulp/ipoib/ipoib_cm.c | |
| parent | IPoIB: Trivial formatting cleanups (diff) | |
| download | linux-dev-1efb61444ca3a598dfafb7a6c573c5d5d42d3432.tar.xz linux-dev-1efb61444ca3a598dfafb7a6c573c5d5d42d3432.zip | |
IPoIB/cm: Factor out ipoib_cm_free_rx_ring()
Factor out the code to unmap/free skbs and free the receive ring in
ipoib_cm_dev_cleanup() into a new function ipoib_cm_free_rx_ring().
This function will be called from a couple of other places when
support for devices that don't implement SRQs is added.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_cm.c')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_cm.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 5d2da1676928..388f0413fcb7 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -155,6 +155,22 @@ partial_error: return NULL; } +static void ipoib_cm_free_rx_ring(struct net_device *dev, + struct ipoib_cm_rx_buf *rx_ring) +{ + struct ipoib_dev_priv *priv = netdev_priv(dev); + int i; + + for (i = 0; i < ipoib_recvq_size; ++i) + if (rx_ring[i].skb) { + ipoib_cm_dma_unmap_rx(priv, IPOIB_CM_RX_SG - 1, + rx_ring[i].mapping); + dev_kfree_skb_any(rx_ring[i].skb); + } + + kfree(rx_ring); +} + static void ipoib_cm_start_rx_drain(struct ipoib_dev_priv *priv) { struct ib_send_wr *bad_wr; @@ -1328,7 +1344,7 @@ int ipoib_cm_dev_init(struct net_device *dev) void ipoib_cm_dev_cleanup(struct net_device *dev) { struct ipoib_dev_priv *priv = netdev_priv(dev); - int i, ret; + int ret; if (!priv->cm.srq) return; @@ -1342,13 +1358,7 @@ void ipoib_cm_dev_cleanup(struct net_device *dev) priv->cm.srq = NULL; if (!priv->cm.srq_ring) return; - for (i = 0; i < ipoib_recvq_size; ++i) - if (priv->cm.srq_ring[i].skb) { - ipoib_cm_dma_unmap_rx(priv, IPOIB_CM_RX_SG - 1, - priv->cm.srq_ring[i].mapping); - dev_kfree_skb_any(priv->cm.srq_ring[i].skb); - priv->cm.srq_ring[i].skb = NULL; - } - kfree(priv->cm.srq_ring); + + ipoib_cm_free_rx_ring(dev, priv->cm.srq_ring); priv->cm.srq_ring = NULL; } |