>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
>AF_INET6 support when checking loopback address
>Use sockaddr_storage structure in cma_bind_any function
>
>Signed-off-by: Aleksey Senin <[EMAIL PROTECTED]>
Acked-by: Sean Hefty <[EMAIL PROTECTED]>
>
>:100644 100644 d951896... df22c5c... M drivers/infiniband/core/cma.c
>
>:100644 100644 d951896... 35775cf... M drivers/infiniband/core/cma.c
>
>diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
>index d951896..35775cf 100644
>--- a/drivers/infiniband/core/cma.c
>+++ b/drivers/infiniband/core/cma.c
>@@ -636,7 +636,12 @@ static inline int cma_zero_addr(struct sockaddr *addr)
>
> static inline int cma_loopback_addr(struct sockaddr *addr)
> {
>- return ipv4_is_loopback(((struct sockaddr_in *) addr)->sin_addr.s_addr);
>+ if (addr->sa_family == AF_INET)
>+ return ipv4_is_loopback(
>+ ((struct sockaddr_in *) addr)->sin_addr.s_addr);
>+ else
>+ return ipv6_addr_loopback(
>+ &((struct sockaddr_in6 *) addr)->sin6_addr);
> }
>
> static inline int cma_any_addr(struct sockaddr *addr)
>@@ -1467,10 +1472,10 @@ 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 +2078,7 @@ 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 +2118,61 @@ 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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