Sean Hefty wrote:
To support QoS within and between subnets, modify IPoIB to request
specific Traffic Class values with path record queries, using
the value associated with the IPoIB broadcast group.
Signed-off-by: Sean Hefty <[EMAIL PROTECTED]>
See some comments I made on this at v1 and v2 of the posts
http://lists.openfabrics.org/pipermail/general/2007-August/039275.html
http://lists.openfabrics.org/pipermail/general/2007-September/040312.html
Reviewed-by: Or Gerlitz <[EMAIL PROTECTED]>
---
Added missing traffic class to PR component mask.
drivers/infiniband/ulp/ipoib/ipoib.h | 22
+++++++++++++++++++++-
drivers/infiniband/ulp/ipoib/ipoib_main.c | 8 +++++---
drivers/infiniband/ulp/ipoib/ipoib_multicast.c | 22
----------------------
3 files changed, 26 insertions(+), 26 deletions(-)
diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h
b/drivers/infiniband/ulp/ipoib/ipoib.h
index 285c143..fc16bce 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib.h
+++ b/drivers/infiniband/ulp/ipoib/ipoib.h
@@ -113,7 +113,27 @@ struct ipoib_pseudoheader {
u8 hwaddr[INFINIBAND_ALEN];
};
-struct ipoib_mcast;
+/* Used for all multicast joins (broadcast, IPv4 mcast and IPv6 mcast) */
+struct ipoib_mcast {
+ struct ib_sa_mcmember_rec mcmember;
+ struct ib_sa_multicast *mc;
+ struct ipoib_ah *ah;
+
+ struct rb_node rb_node;
+ struct list_head list;
+
+ unsigned long created;
+ unsigned long backoff;
+
+ unsigned long flags;
+ unsigned char logcount;
+
+ struct list_head neigh_list;
+
+ struct sk_buff_head pkt_queue;
+
+ struct net_device *dev;
+};
struct ipoib_rx_buf {
struct sk_buff *skb;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c
b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 894b1dc..841e068 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -468,9 +468,10 @@ static struct ipoib_path *path_rec_create(struct
net_device *dev, void *gid)
INIT_LIST_HEAD(&path->neigh_list);
memcpy(path->pathrec.dgid.raw, gid, sizeof (union ib_gid));
- path->pathrec.sgid = priv->local_gid;
- path->pathrec.pkey = cpu_to_be16(priv->pkey);
- path->pathrec.numb_path = 1;
+ path->pathrec.sgid = priv->local_gid;
+ path->pathrec.pkey = cpu_to_be16(priv->pkey);
+ path->pathrec.numb_path = 1;
+ path->pathrec.traffic_class =
priv->broadcast->mcmember.traffic_class;
return path;
}
@@ -491,6 +492,7 @@ static int path_rec_start(struct net_device *dev,
IB_SA_PATH_REC_DGID |
IB_SA_PATH_REC_SGID |
IB_SA_PATH_REC_NUMB_PATH |
+ IB_SA_PATH_REC_TRAFFIC_CLASS |
IB_SA_PATH_REC_PKEY,
1000, GFP_ATOMIC,
path_rec_completion,
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index aae3670..94a5709 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -57,28 +57,6 @@ MODULE_PARM_DESC(mcast_debug_level,
static DEFINE_MUTEX(mcast_mutex);
-/* Used for all multicast joins (broadcast, IPv4 mcast and IPv6 mcast) */
-struct ipoib_mcast {
- struct ib_sa_mcmember_rec mcmember;
- struct ib_sa_multicast *mc;
- struct ipoib_ah *ah;
-
- struct rb_node rb_node;
- struct list_head list;
-
- unsigned long created;
- unsigned long backoff;
-
- unsigned long flags;
- unsigned char logcount;
-
- struct list_head neigh_list;
-
- struct sk_buff_head pkt_queue;
-
- struct net_device *dev;
-};
-
struct ipoib_mcast_iter {
struct net_device *dev;
union ib_gid mgid;
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