From 4bfb8ebf4c21f372a8677f9aa99963985e9e6539 Mon Sep 17 00:00:00 2001 From: Mike Christie Date: Mon, 29 Sep 2014 13:55:42 -0500 Subject: [PATCH] iscsi_tcp: export port being used This just has iscsi_tcp support ISCSI_PARAM_LOCAL_PORT which exports the local port being used by the iscsi connection. Signed-off-by: Mike Christie Signed-off-by: Christoph Hellwig --- drivers/scsi/iscsi_tcp.c | 10 ++++++++-- drivers/scsi/libiscsi.c | 1 + 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c index a669f2d11c31..427af0f24b0f 100644 --- a/drivers/scsi/iscsi_tcp.c +++ b/drivers/scsi/iscsi_tcp.c @@ -726,13 +726,18 @@ static int iscsi_sw_tcp_conn_get_param(struct iscsi_cls_conn *cls_conn, switch(param) { case ISCSI_PARAM_CONN_PORT: case ISCSI_PARAM_CONN_ADDRESS: + case ISCSI_PARAM_LOCAL_PORT: spin_lock_bh(&conn->session->frwd_lock); if (!tcp_sw_conn || !tcp_sw_conn->sock) { spin_unlock_bh(&conn->session->frwd_lock); return -ENOTCONN; } - rc = kernel_getpeername(tcp_sw_conn->sock, - (struct sockaddr *)&addr, &len); + if (param == ISCSI_PARAM_LOCAL_PORT) + rc = kernel_getsockname(tcp_sw_conn->sock, + (struct sockaddr *)&addr, &len); + else + rc = kernel_getpeername(tcp_sw_conn->sock, + (struct sockaddr *)&addr, &len); spin_unlock_bh(&conn->session->frwd_lock); if (rc) return rc; @@ -895,6 +900,7 @@ static umode_t iscsi_sw_tcp_attr_is_visible(int param_type, int param) case ISCSI_PARAM_DATADGST_EN: case ISCSI_PARAM_CONN_ADDRESS: case ISCSI_PARAM_CONN_PORT: + case ISCSI_PARAM_LOCAL_PORT: case ISCSI_PARAM_EXP_STATSN: case ISCSI_PARAM_PERSISTENT_ADDRESS: case ISCSI_PARAM_PERSISTENT_PORT: diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 191b59793519..0d8bc6c66650 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -3505,6 +3505,7 @@ int iscsi_conn_get_addr_param(struct sockaddr_storage *addr, len = sprintf(buf, "%pI6\n", &sin6->sin6_addr); break; case ISCSI_PARAM_CONN_PORT: + case ISCSI_PARAM_LOCAL_PORT: if (sin) len = sprintf(buf, "%hu\n", be16_to_cpu(sin->sin_port)); else -- 2.11.0