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authorSowmini Varadhan <sowmini.varadhan@oracle.com>2015-08-05 07:43:25 +0200
committerDavid S. Miller <davem@davemloft.net>2015-08-07 20:29:57 +0200
commitd5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638 (patch)
tree66efc48335d6e97f76503e8c24e95e06b6a22b56 /net/rds/rds.h
parentMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsh... (diff)
downloadlinux-d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638.tar.xz
linux-d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638.zip
RDS-TCP: Make RDS-TCP work correctly when it is set up in a netns other than init_net
Open the sockets calling sock_create_kern() with the correct struct net pointer, and use that struct net pointer when verifying the address passed to rds_bind(). Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds/rds.h')
-rw-r--r--net/rds/rds.h23
1 files changed, 19 insertions, 4 deletions
diff --git a/net/rds/rds.h b/net/rds/rds.h
index 2260c1e434b1..9005fb0586f6 100644
--- a/net/rds/rds.h
+++ b/net/rds/rds.h
@@ -128,8 +128,21 @@ struct rds_connection {
/* Protocol version */
unsigned int c_version;
+ possible_net_t c_net;
};
+static inline
+struct net *rds_conn_net(struct rds_connection *conn)
+{
+ return read_pnet(&conn->c_net);
+}
+
+static inline
+void rds_conn_net_set(struct rds_connection *conn, struct net *net)
+{
+ write_pnet(&conn->c_net, net);
+}
+
#define RDS_FLAG_CONG_BITMAP 0x01
#define RDS_FLAG_ACK_REQUIRED 0x02
#define RDS_FLAG_RETRANSMITTED 0x04
@@ -417,7 +430,7 @@ struct rds_transport {
unsigned int t_prefer_loopback:1;
unsigned int t_type;
- int (*laddr_check)(__be32 addr);
+ int (*laddr_check)(struct net *net, __be32 addr);
int (*conn_alloc)(struct rds_connection *conn, gfp_t gfp);
void (*conn_free)(void *data);
int (*conn_connect)(struct rds_connection *conn);
@@ -608,9 +621,11 @@ struct rds_message *rds_cong_update_alloc(struct rds_connection *conn);
/* conn.c */
int rds_conn_init(void);
void rds_conn_exit(void);
-struct rds_connection *rds_conn_create(__be32 laddr, __be32 faddr,
+struct rds_connection *rds_conn_create(struct net *net,
+ __be32 laddr, __be32 faddr,
struct rds_transport *trans, gfp_t gfp);
-struct rds_connection *rds_conn_create_outgoing(__be32 laddr, __be32 faddr,
+struct rds_connection *rds_conn_create_outgoing(struct net *net,
+ __be32 laddr, __be32 faddr,
struct rds_transport *trans, gfp_t gfp);
void rds_conn_shutdown(struct rds_connection *conn);
void rds_conn_destroy(struct rds_connection *conn);
@@ -795,7 +810,7 @@ void rds_connect_complete(struct rds_connection *conn);
/* transport.c */
int rds_trans_register(struct rds_transport *trans);
void rds_trans_unregister(struct rds_transport *trans);
-struct rds_transport *rds_trans_get_preferred(__be32 addr);
+struct rds_transport *rds_trans_get_preferred(struct net *net, __be32 addr);
void rds_trans_put(struct rds_transport *trans);
unsigned int rds_trans_stats_info_copy(struct rds_info_iterator *iter,
unsigned int avail);