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| author | Mike Christie <michaelc@cs.wisc.edu> | 2014-09-29 13:55:42 -0500 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2014-09-30 09:29:55 +0200 |
| commit | 4bfb8ebf4c21f372a8677f9aa99963985e9e6539 (patch) | |
| tree | f1cdb766fe027fd2ab30913ea4cc0d819871c3da /drivers/scsi/iscsi_tcp.c | |
| parent | 49b552dedf63a5b4cde1b5e891ec305f16b09567 (diff) | |
| download | lwn-4bfb8ebf4c21f372a8677f9aa99963985e9e6539.tar.gz lwn-4bfb8ebf4c21f372a8677f9aa99963985e9e6539.zip | |
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.c | 10 |
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: |