*/
spin_lock_bh(&ep->ex_lock);
ep->f_ctl = f_ctl & ~FC_FC_FIRST_SEQ; /* not first seq */
- if (f_ctl & (FC_FC_END_SEQ | FC_FC_SEQ_INIT))
+ if (f_ctl & FC_FC_SEQ_INIT)
ep->esb_stat &= ~ESB_ST_SEQ_INIT;
spin_unlock_bh(&ep->ex_lock);
return error;
}
memset(ep, 0, sizeof(*ep));
- cpu = smp_processor_id();
+ cpu = get_cpu();
pool = per_cpu_ptr(mp->pool, cpu);
spin_lock_bh(&pool->lock);
+ put_cpu();
index = pool->next_index;
/* allocate new exch from pool */
while (fc_exch_ptr_get(pool, index)) {
* EM is selected when a NULL match function pointer is encountered
* or when a call to a match function returns true.
*/
-static struct fc_exch *fc_exch_alloc(struct fc_lport *lport,
- struct fc_frame *fp)
+static inline struct fc_exch *fc_exch_alloc(struct fc_lport *lport,
+ struct fc_frame *fp)
{
struct fc_exch_mgr_anchor *ema;
- struct fc_exch *ep;
- list_for_each_entry(ema, &lport->ema_list, ema_list) {
- if (!ema->match || ema->match(fp)) {
- ep = fc_exch_em_alloc(lport, ema->mp);
- if (ep)
- return ep;
- }
- }
+ list_for_each_entry(ema, &lport->ema_list, ema_list)
+ if (!ema->match || ema->match(fp))
+ return fc_exch_em_alloc(lport, ema->mp);
return NULL;
}
* Find or create the sequence.
*/
if (fc_sof_is_init(fr_sof(fp))) {
- sp = fc_seq_start_next(&ep->seq);
- if (!sp) {
- reject = FC_RJT_SEQ_XS; /* exchange shortage */
- goto rel;
- }
- sp->id = fh->fh_seq_id;
+ sp = &ep->seq;
sp->ssb_stat |= SSB_ST_RESP;
+ sp->id = fh->fh_seq_id;
} else {
sp = &ep->seq;
if (sp->id != fh->fh_seq_id) {
struct fc_frame_header *fh = fc_frame_header_get(fp);
struct fc_seq *sp = NULL;
struct fc_exch *ep = NULL;
- enum fc_sof sof;
- enum fc_eof eof;
- u32 f_ctl;
enum fc_pf_rjt_reason reject;
/* We can have the wrong fc_lport at this point with NPIV, which is a
if (reject == FC_RJT_NONE) {
sp = fr_seq(fp); /* sequence will be held */
ep = fc_seq_exch(sp);
- sof = fr_sof(fp);
- eof = fr_eof(fp);
- f_ctl = ntoh24(fh->fh_f_ctl);
fc_seq_send_ack(sp, fp);
/*
goto rel;
}
sof = fr_sof(fp);
+ sp = &ep->seq;
if (fc_sof_is_init(sof)) {
- sp = fc_seq_start_next(&ep->seq);
- sp->id = fh->fh_seq_id;
sp->ssb_stat |= SSB_ST_RESP;
- } else {
- sp = &ep->seq;
- if (sp->id != fh->fh_seq_id) {
- atomic_inc(&mp->stats.seq_not_found);
- goto rel;
- }
+ sp->id = fh->fh_seq_id;
+ } else if (sp->id != fh->fh_seq_id) {
+ atomic_inc(&mp->stats.seq_not_found);
+ goto rel;
}
+
f_ctl = ntoh24(fh->fh_f_ctl);
fr_seq(fp) = sp;
if (f_ctl & FC_FC_SEQ_INIT)
fc_exch_done(sp);
goto out;
}
- sp = fc_seq_start_next(sp);
acc = fc_frame_payload_get(fp, sizeof(*acc));
memset(acc, 0, sizeof(*acc));
acc->reca_cmd = ELS_LS_ACC;
did = ep->sid;
fc_fill_fc_hdr(fp, FC_RCTL_ELS_REQ, did,
- fc_host_port_id(lport->host), FC_TYPE_ELS,
+ lport->port_id, FC_TYPE_ELS,
FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0);
if (fc_exch_seq_send(lport, fp, fc_exch_rrq_resp, NULL, ep,