IPv6 RDMA CM support
>From 1a020899aa5d0d8454c172a0a908903c8dbe055e Mon Sep 17 00:00:00 2001
From: Aleksey Senin <[EMAIL PROTECTED]>
Date: Mon, 1 Dec 2008 14:01:10 +0200
Subject: [PATCH] RDMA CM IPv6 support
AF_INET6 case in rdma_bind_addr added
AF_INET6 support in cma_format_hdr function
Use sockaddr_storage structure in cma_bind_any function
Signed-off-by: Aleksey Senin <[EMAIL PROTECTED]>
:100644 100644 d951896... df22c5c... M drivers/infiniband/core/cma.c
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index d951896..df22c5c 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1467,10 +1467,10 @@ static void cma_listen_on_all(struct rdma_id_private
*id_priv)
static int cma_bind_any(struct rdma_cm_id *id, sa_family_t af)
{
- struct sockaddr_in addr_in;
+ struct sockaddr_storage addr_in;
memset(&addr_in, 0, sizeof addr_in);
- addr_in.sin_family = af;
+ addr_in.ss_family = af;
return rdma_bind_addr(id, (struct sockaddr *) &addr_in);
}
@@ -2073,7 +2073,7 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr
*addr)
struct rdma_id_private *id_priv;
int ret;
- if (addr->sa_family != AF_INET)
+ if (addr->sa_family != AF_INET && addr->sa_family != AF_INET6)
return -EAFNOSUPPORT;
id_priv = container_of(id, struct rdma_id_private, id);
@@ -2113,32 +2113,61 @@ EXPORT_SYMBOL(rdma_bind_addr);
static int cma_format_hdr(void *hdr, enum rdma_port_space ps,
struct rdma_route *route)
{
- struct sockaddr_in *src4, *dst4;
struct cma_hdr *cma_hdr;
struct sdp_hh *sdp_hdr;
- src4 = (struct sockaddr_in *) &route->addr.src_addr;
- dst4 = (struct sockaddr_in *) &route->addr.dst_addr;
-
- switch (ps) {
- case RDMA_PS_SDP:
- sdp_hdr = hdr;
- if (sdp_get_majv(sdp_hdr->sdp_version) != SDP_MAJ_VERSION)
- return -EINVAL;
- sdp_set_ip_ver(sdp_hdr, 4);
- sdp_hdr->src_addr.ip4.addr = src4->sin_addr.s_addr;
- sdp_hdr->dst_addr.ip4.addr = dst4->sin_addr.s_addr;
- sdp_hdr->port = src4->sin_port;
- break;
- default:
- cma_hdr = hdr;
- cma_hdr->cma_version = CMA_VERSION;
- cma_set_ip_ver(cma_hdr, 4);
- cma_hdr->src_addr.ip4.addr = src4->sin_addr.s_addr;
- cma_hdr->dst_addr.ip4.addr = dst4->sin_addr.s_addr;
- cma_hdr->port = src4->sin_port;
- break;
+ if (route->addr.src_addr.ss_family == AF_INET) {
+ struct sockaddr_in *src4, *dst4;
+
+ src4 = (struct sockaddr_in *) &route->addr.src_addr;
+ dst4 = (struct sockaddr_in *) &route->addr.dst_addr;
+
+ switch (ps) {
+ case RDMA_PS_SDP:
+ sdp_hdr = hdr;
+ if (sdp_get_majv(sdp_hdr->sdp_version) !=
SDP_MAJ_VERSION)
+ return -EINVAL;
+ sdp_set_ip_ver(sdp_hdr, 4);
+ sdp_hdr->src_addr.ip4.addr = src4->sin_addr.s_addr;
+ sdp_hdr->dst_addr.ip4.addr = dst4->sin_addr.s_addr;
+ sdp_hdr->port = src4->sin_port;
+ break;
+ default:
+ cma_hdr = hdr;
+ cma_hdr->cma_version = CMA_VERSION;
+ cma_set_ip_ver(cma_hdr, 4);
+ cma_hdr->src_addr.ip4.addr = src4->sin_addr.s_addr;
+ cma_hdr->dst_addr.ip4.addr = dst4->sin_addr.s_addr;
+ cma_hdr->port = src4->sin_port;
+ break;
+ }
+ } else {
+ struct sockaddr_in6 *src6, *dst6;
+
+ src6 = (struct sockaddr_in6 *) &route->addr.src_addr;
+ dst6 = (struct sockaddr_in6 *) &route->addr.dst_addr;
+
+ switch (ps) {
+ case RDMA_PS_SDP:
+ sdp_hdr = hdr;
+ if (sdp_get_majv(sdp_hdr->sdp_version) !=
SDP_MAJ_VERSION)
+ return -EINVAL;
+ sdp_set_ip_ver(sdp_hdr, 6);
+ sdp_hdr->src_addr.ip6 = src6->sin6_addr;
+ sdp_hdr->dst_addr.ip6 = dst6->sin6_addr;
+ sdp_hdr->port = src6->sin6_port;
+ break;
+ default:
+ cma_hdr = hdr;
+ cma_hdr->cma_version = CMA_VERSION;
+ cma_set_ip_ver(cma_hdr, 6);
+ cma_hdr->src_addr.ip6 = src6->sin6_addr;
+ cma_hdr->dst_addr.ip6 = dst6->sin6_addr;
+ cma_hdr->port = src6->sin6_port;
+ break;
+ }
}
+
return 0;
}
--
1.5.6
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