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authorMike Christie <michaelc@cs.wisc.edu>2014-09-29 13:55:42 -0500
committerChristoph Hellwig <hch@lst.de>2014-09-30 09:29:55 +0200
commit4bfb8ebf4c21f372a8677f9aa99963985e9e6539 (patch)
treef1cdb766fe027fd2ab30913ea4cc0d819871c3da /drivers/scsi/iscsi_tcp.c
parent49b552dedf63a5b4cde1b5e891ec305f16b09567 (diff)
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 <michaelc@cs.wisc.edu> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi/iscsi_tcp.c')
-rw-r--r--drivers/scsi/iscsi_tcp.c10
1 files changed, 8 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: