diff options
author | James Smart <jsmart2021@gmail.com> | 2020-03-31 09:50:00 -0700 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2020-05-09 16:18:34 -0600 |
commit | ea39765843faf5f4426ffda000b0ca02217a1eeb (patch) | |
tree | 33f6506706c40d0827a1363faea2045f15ebdcc4 | |
parent | 47bf3241064498878ffed10a69131be9154201eb (diff) | |
download | linux-ea39765843faf5f4426ffda000b0ca02217a1eeb.tar.bz2 |
nvme-fcloop: refactor to enable target to host LS
Currently nvmefc-loop only sends LS's from host to target.
Slightly rework data structures and routine names to reflect this
path. Allows a straight-forward conversion to be used by ls's
from target to host.
Signed-off-by: James Smart <jsmart2021@gmail.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r-- | drivers/nvme/target/fcloop.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c index c11805a155e8..fac7dbe572db 100644 --- a/drivers/nvme/target/fcloop.c +++ b/drivers/nvme/target/fcloop.c @@ -226,9 +226,15 @@ struct fcloop_nport { u32 port_id; }; +enum { + H2T = 0, + T2H = 1, +}; + struct fcloop_lsreq { struct nvmefc_ls_req *lsreq; struct nvmefc_ls_rsp ls_rsp; + int lsdir; /* H2T or T2H */ int status; struct list_head ls_list; /* fcloop_rport->ls_list */ }; @@ -323,7 +329,7 @@ fcloop_rport_lsrqst_work(struct work_struct *work) } static int -fcloop_ls_req(struct nvme_fc_local_port *localport, +fcloop_h2t_ls_req(struct nvme_fc_local_port *localport, struct nvme_fc_remote_port *remoteport, struct nvmefc_ls_req *lsreq) { @@ -331,6 +337,7 @@ fcloop_ls_req(struct nvme_fc_local_port *localport, struct fcloop_rport *rport = remoteport->private; int ret = 0; + tls_req->lsdir = H2T; tls_req->lsreq = lsreq; INIT_LIST_HEAD(&tls_req->ls_list); @@ -351,7 +358,7 @@ fcloop_ls_req(struct nvme_fc_local_port *localport, } static int -fcloop_xmt_ls_rsp(struct nvmet_fc_target_port *targetport, +fcloop_h2t_xmt_ls_rsp(struct nvmet_fc_target_port *targetport, struct nvmefc_ls_rsp *lsrsp) { struct fcloop_lsreq *tls_req = ls_rsp_to_lsreq(lsrsp); @@ -762,7 +769,7 @@ fcloop_fcp_req_release(struct nvmet_fc_target_port *tgtport, } static void -fcloop_ls_abort(struct nvme_fc_local_port *localport, +fcloop_h2t_ls_abort(struct nvme_fc_local_port *localport, struct nvme_fc_remote_port *remoteport, struct nvmefc_ls_req *lsreq) { @@ -879,9 +886,9 @@ static struct nvme_fc_port_template fctemplate = { .remoteport_delete = fcloop_remoteport_delete, .create_queue = fcloop_create_queue, .delete_queue = fcloop_delete_queue, - .ls_req = fcloop_ls_req, + .ls_req = fcloop_h2t_ls_req, .fcp_io = fcloop_fcp_req, - .ls_abort = fcloop_ls_abort, + .ls_abort = fcloop_h2t_ls_abort, .fcp_abort = fcloop_fcp_abort, .max_hw_queues = FCLOOP_HW_QUEUES, .max_sgl_segments = FCLOOP_SGL_SEGS, @@ -896,7 +903,7 @@ static struct nvme_fc_port_template fctemplate = { static struct nvmet_fc_target_template tgttemplate = { .targetport_delete = fcloop_targetport_delete, - .xmt_ls_rsp = fcloop_xmt_ls_rsp, + .xmt_ls_rsp = fcloop_h2t_xmt_ls_rsp, .fcp_op = fcloop_fcp_op, .fcp_abort = fcloop_tgt_fcp_abort, .fcp_req_release = fcloop_fcp_req_release, |