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qla2xxx: Add support for Private link statistics counters.

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Signed-off-by: Harish Zunjarrao <harish.zunjarrao@qlogic.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Harish Zunjarrao
2016-01-27 12:03:33 -05:00
committed by Martin K. Petersen
parent 969a619966
commit 243de6768d
6 changed files with 99 additions and 6 deletions
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6
drivers/scsi/qla2xxx/qla_attr.c
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@@ -1917,7 +1917,8 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
if (qla2x00_reset_active(vha))
goto done;
stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
stats = dma_alloc_coherent(&ha->pdev->dev,
sizeof(struct link_statistics), &stats_dma, GFP_KERNEL);
if (stats == NULL) {
ql_log(ql_log_warn, vha, 0x707d,
"Failed to allocate memory for stats.\n");
@@ -1965,7 +1966,8 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
do_div(pfc_host_stat->seconds_since_last_reset, HZ);
done_free:
dma_pool_free(ha->s_dma_pool, stats, stats_dma);
dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics),
stats, stats_dma);
done:
return pfc_host_stat;
}