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| author |   Mustafa Ismail <mustafa.ismail@intel.com> | 2016-07-28 15:02:26 -0500 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2016-08-02 13:14:27 -0400 |
| commit | cea05eadded0d4eb59f7be6e1f1560eb6bfde2bf (patch) | |
| tree | 01d817456c9f1a54d33073da59b9343973e0d3ea /drivers/infiniband/core/netlink.c | |
| parent | RDMA/cxgb3: Use AF_INET for sin_family field (diff) | |
| download | linux-dev-cea05eadded0d4eb59f7be6e1f1560eb6bfde2bf.tar.xz linux-dev-cea05eadded0d4eb59f7be6e1f1560eb6bfde2bf.zip | |
IB/core: Add flow control to the portmapper netlink calls
During connection establishment with a large number of
connections, it is possible that the connection requests
might fail. Adding flow control prevents this failure.
Change ibnl_unicast to use blocking to enable flow control.
Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: Faisal Latif <faisal.latif@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/core/netlink.c')
| -rw-r--r-- | drivers/infiniband/core/netlink.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/infiniband/core/netlink.c b/drivers/infiniband/core/netlink.c index 9b8c20c8209b..10469b0088b5 100644 --- a/drivers/infiniband/core/netlink.c +++ b/drivers/infiniband/core/netlink.c @@ -229,7 +229,10 @@ static void ibnl_rcv(struct sk_buff *skb) int ibnl_unicast(struct sk_buff *skb, struct nlmsghdr *nlh, __u32 pid) { - return nlmsg_unicast(nls, skb, pid); + int err; + + err = netlink_unicast(nls, skb, pid, 0); + return (err < 0) ? err : 0; } EXPORT_SYMBOL(ibnl_unicast); @@ -252,6 +255,7 @@ int __init ibnl_init(void) return -ENOMEM; } + nls->sk_sndtimeo = 10 * HZ; return 0; } |