diff options
| author | John Pittman <jpittman@redhat.com> | 2019-08-23 17:08:52 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-08-30 10:32:35 +0300 |
| commit | 90302e95a4e185ee0ef5c2e78cf6112149c74908 (patch) | |
| tree | ec94d9304e7fcfb4f7b91ed49bdbb3b72a00d55c /drivers/scsi/fnic/fnic_fcs.c | |
| parent | 84769706dde5881b8da0dc3da666f7443be95a8a (diff) | |
| download | linux-90302e95a4e185ee0ef5c2e78cf6112149c74908.tar.xz | |
scsi: fnic: print port speed only at driver init or speed change
Port speed printing was added by commit d948e6383ec3 ("scsi: fnic: Add port
speed stat to fnic debug stats"). As currently configured, this will cause
the port speed to be printed to syslog every 2 seconds. To prevent log
spamming, only print the vnic port speed at driver initialization and if
the speed changes. Also clean up a small typo in fnic_trace.c.
Fixes: d948e6383ec3 ("scsi: fnic: Add port speed stat to fnic debug stats")
Signed-off-by: John Pittman <jpittman@redhat.com>
Reviewed-by: Satish Kharat <satishkh@cisco.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/fnic/fnic_fcs.c')
| -rw-r--r-- | drivers/scsi/fnic/fnic_fcs.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/scsi/fnic/fnic_fcs.c b/drivers/scsi/fnic/fnic_fcs.c index 911a5adc289c..673887e383cc 100644 --- a/drivers/scsi/fnic/fnic_fcs.c +++ b/drivers/scsi/fnic/fnic_fcs.c @@ -52,6 +52,7 @@ void fnic_handle_link(struct work_struct *work) unsigned long flags; int old_link_status; u32 old_link_down_cnt; + u64 old_port_speed, new_port_speed; spin_lock_irqsave(&fnic->fnic_lock, flags); @@ -62,14 +63,19 @@ void fnic_handle_link(struct work_struct *work) old_link_down_cnt = fnic->link_down_cnt; old_link_status = fnic->link_status; + old_port_speed = atomic64_read( + &fnic->fnic_stats.misc_stats.current_port_speed); + fnic->link_status = vnic_dev_link_status(fnic->vdev); fnic->link_down_cnt = vnic_dev_link_down_cnt(fnic->vdev); + new_port_speed = vnic_dev_port_speed(fnic->vdev); atomic64_set(&fnic->fnic_stats.misc_stats.current_port_speed, - vnic_dev_port_speed(fnic->vdev)); - shost_printk(KERN_INFO, fnic->lport->host, "Current vnic speed set to : %llu\n", - (u64)atomic64_read( - &fnic->fnic_stats.misc_stats.current_port_speed)); + new_port_speed); + if (old_port_speed != new_port_speed) + shost_printk(KERN_INFO, fnic->lport->host, + "Current vnic speed set to : %llu\n", + new_port_speed); switch (vnic_dev_port_speed(fnic->vdev)) { case DCEM_PORTSPEED_10G: |