diff options
Diffstat (limited to 'drivers/nvme/target/fcloop.c')
| -rw-r--r-- | drivers/nvme/target/fcloop.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c index 381b5a90c48b..b8c1cc54a0db 100644 --- a/drivers/nvme/target/fcloop.c +++ b/drivers/nvme/target/fcloop.c @@ -231,6 +231,11 @@ struct fcloop_lsreq { int status; }; +struct fcloop_rscn { + struct fcloop_tport *tport; + struct work_struct work; +}; + enum { INI_IO_START = 0, INI_IO_ACTIVE = 1, @@ -348,6 +353,37 @@ fcloop_xmt_ls_rsp(struct nvmet_fc_target_port *tport, return 0; } +/* + * Simulate reception of RSCN and converting it to a initiator transport + * call to rescan a remote port. + */ +static void +fcloop_tgt_rscn_work(struct work_struct *work) +{ + struct fcloop_rscn *tgt_rscn = + container_of(work, struct fcloop_rscn, work); + struct fcloop_tport *tport = tgt_rscn->tport; + + if (tport->remoteport) + nvme_fc_rescan_remoteport(tport->remoteport); + kfree(tgt_rscn); +} + +static void +fcloop_tgt_discovery_evt(struct nvmet_fc_target_port *tgtport) +{ + struct fcloop_rscn *tgt_rscn; + + tgt_rscn = kzalloc(sizeof(*tgt_rscn), GFP_KERNEL); + if (!tgt_rscn) + return; + + tgt_rscn->tport = tgtport->private; + INIT_WORK(&tgt_rscn->work, fcloop_tgt_rscn_work); + + schedule_work(&tgt_rscn->work); +} + static void fcloop_tfcp_req_free(struct kref *ref) { @@ -839,6 +875,7 @@ static struct nvmet_fc_target_template tgttemplate = { .fcp_op = fcloop_fcp_op, .fcp_abort = fcloop_tgt_fcp_abort, .fcp_req_release = fcloop_fcp_req_release, + .discovery_event = fcloop_tgt_discovery_evt, .max_hw_queues = FCLOOP_HW_QUEUES, .max_sgl_segments = FCLOOP_SGL_SEGS, .max_dif_sgl_segments = FCLOOP_SGL_SEGS, |