diff options
| author | Vijaya Mohan Guvva <vmohan@brocade.com> | 2013-11-21 13:37:45 +0400 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-12-19 19:39:05 +0400 |
| commit | 9781851f47a7fba2013f879f13cfdadfcdc879dc (patch) | |
| tree | 74f6a828fe2d92f27033772e8808f1eb4477a761 /drivers/scsi/bfa | |
| parent | da3e0bee18f7f36a63537219e18a03557a21a41b (diff) | |
| download | linux-9781851f47a7fba2013f879f13cfdadfcdc879dc.tar.xz | |
[SCSI] bfa: LUN discovery issue in direct attach mode
In direct attach mode, if port features like QoS/Trunk/FEC/CR are
enabled, driver can receive PLOGI from the target before firmware
notifies lport online to the driver. In case the lport is not yet online
and a PLOGI is received, send a reject to the peer port, instead of
dropping it on the floor.
Signed-off-by: Vijaya Mohan Guvva <vmohan@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bfa')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcs_lport.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c index f5e4e61a0fd7..ff75ef891755 100644 --- a/drivers/scsi/bfa/bfa_fcs_lport.c +++ b/drivers/scsi/bfa/bfa_fcs_lport.c @@ -773,7 +773,20 @@ bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, bfa_trc(lport->fcs, fchs->type); if (!bfa_fcs_lport_is_online(lport)) { - bfa_stats(lport, uf_recv_drops); + /* + * In direct attach topology, it is possible to get a PLOGI + * before the lport is online due to port feature + * (QoS/Trunk/FEC/CR), so send a rjt + */ + if ((fchs->type == FC_TYPE_ELS) && + (els_cmd->els_code == FC_ELS_PLOGI)) { + bfa_fcs_lport_send_ls_rjt(lport, fchs, + FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD, + FC_LS_RJT_EXP_NO_ADDL_INFO); + bfa_stats(lport, plogi_rcvd); + } else + bfa_stats(lport, uf_recv_drops); + return; } |