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path: root/drivers/scsi/libfc/fc_lport.c
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Diffstat (limited to 'drivers/scsi/libfc/fc_lport.c')
-rw-r--r--drivers/scsi/libfc/fc_lport.c69
1 files changed, 39 insertions, 30 deletions
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index c1402fb499a..f04d15c67df 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -299,47 +299,54 @@ EXPORT_SYMBOL(fc_get_host_speed);
*/
struct fc_host_statistics *fc_get_host_stats(struct Scsi_Host *shost)
{
- struct fc_host_statistics *fcoe_stats;
+ struct fc_host_statistics *fc_stats;
struct fc_lport *lport = shost_priv(shost);
struct timespec v0, v1;
unsigned int cpu;
u64 fcp_in_bytes = 0;
u64 fcp_out_bytes = 0;
- fcoe_stats = &lport->host_stats;
- memset(fcoe_stats, 0, sizeof(struct fc_host_statistics));
+ fc_stats = &lport->host_stats;
+ memset(fc_stats, 0, sizeof(struct fc_host_statistics));
jiffies_to_timespec(jiffies, &v0);
jiffies_to_timespec(lport->boot_time, &v1);
- fcoe_stats->seconds_since_last_reset = (v0.tv_sec - v1.tv_sec);
+ fc_stats->seconds_since_last_reset = (v0.tv_sec - v1.tv_sec);
for_each_possible_cpu(cpu) {
- struct fcoe_dev_stats *stats;
-
- stats = per_cpu_ptr(lport->dev_stats, cpu);
-
- fcoe_stats->tx_frames += stats->TxFrames;
- fcoe_stats->tx_words += stats->TxWords;
- fcoe_stats->rx_frames += stats->RxFrames;
- fcoe_stats->rx_words += stats->RxWords;
- fcoe_stats->error_frames += stats->ErrorFrames;
- fcoe_stats->invalid_crc_count += stats->InvalidCRCCount;
- fcoe_stats->fcp_input_requests += stats->InputRequests;
- fcoe_stats->fcp_output_requests += stats->OutputRequests;
- fcoe_stats->fcp_control_requests += stats->ControlRequests;
+ struct fc_stats *stats;
+
+ stats = per_cpu_ptr(lport->stats, cpu);
+
+ fc_stats->tx_frames += stats->TxFrames;
+ fc_stats->tx_words += stats->TxWords;
+ fc_stats->rx_frames += stats->RxFrames;
+ fc_stats->rx_words += stats->RxWords;
+ fc_stats->error_frames += stats->ErrorFrames;
+ fc_stats->invalid_crc_count += stats->InvalidCRCCount;
+ fc_stats->fcp_input_requests += stats->InputRequests;
+ fc_stats->fcp_output_requests += stats->OutputRequests;
+ fc_stats->fcp_control_requests += stats->ControlRequests;
fcp_in_bytes += stats->InputBytes;
fcp_out_bytes += stats->OutputBytes;
- fcoe_stats->link_failure_count += stats->LinkFailureCount;
+ fc_stats->fcp_packet_alloc_failures += stats->FcpPktAllocFails;
+ fc_stats->fcp_packet_aborts += stats->FcpPktAborts;
+ fc_stats->fcp_frame_alloc_failures += stats->FcpFrameAllocFails;
+ fc_stats->link_failure_count += stats->LinkFailureCount;
}
- fcoe_stats->fcp_input_megabytes = div_u64(fcp_in_bytes, 1000000);
- fcoe_stats->fcp_output_megabytes = div_u64(fcp_out_bytes, 1000000);
- fcoe_stats->lip_count = -1;
- fcoe_stats->nos_count = -1;
- fcoe_stats->loss_of_sync_count = -1;
- fcoe_stats->loss_of_signal_count = -1;
- fcoe_stats->prim_seq_protocol_err_count = -1;
- fcoe_stats->dumped_frames = -1;
- return fcoe_stats;
+ fc_stats->fcp_input_megabytes = div_u64(fcp_in_bytes, 1000000);
+ fc_stats->fcp_output_megabytes = div_u64(fcp_out_bytes, 1000000);
+ fc_stats->lip_count = -1;
+ fc_stats->nos_count = -1;
+ fc_stats->loss_of_sync_count = -1;
+ fc_stats->loss_of_signal_count = -1;
+ fc_stats->prim_seq_protocol_err_count = -1;
+ fc_stats->dumped_frames = -1;
+
+ /* update exches stats */
+ fc_exch_update_stats(lport);
+
+ return fc_stats;
}
EXPORT_SYMBOL(fc_get_host_stats);
@@ -973,7 +980,8 @@ drop:
rcu_read_unlock();
FC_LPORT_DBG(lport, "dropping unexpected frame type %x\n", fh->fh_type);
fc_frame_free(fp);
- lport->tt.exch_done(sp);
+ if (sp)
+ lport->tt.exch_done(sp);
}
/**
@@ -1590,8 +1598,9 @@ static void fc_lport_timeout(struct work_struct *work)
case LPORT_ST_RPA:
case LPORT_ST_DHBA:
case LPORT_ST_DPRT:
- fc_lport_enter_ms(lport, lport->state);
- break;
+ FC_LPORT_DBG(lport, "Skipping lport state %s to SCR\n",
+ fc_lport_state(lport));
+ /* fall thru */
case LPORT_ST_SCR:
fc_lport_enter_scr(lport);
break;