diff mbox series

[net-next,2/7] dpaa2-eth: Trim debugfs FQ stats

Message ID 20200515165300.16125-3-ioana.ciornei@nxp.com
State New
Headers show
Series None | expand

Commit Message

Ioana Ciornei May 15, 2020, 4:52 p.m. UTC 
From: Ioana Radulescu <ruxandra.radulescu@nxp.com>

With the addition of multiple traffic classes support, the number
of available frame queues grew significantly, overly inflating the
debugfs FQ statistics entry. Update it to only show the queues
which are actually in use (i.e. have a non-zero frame counter).

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
---
 drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c
index c453a23045c1..2880ca02d7e7 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-debugfs.c
@@ -90,6 +90,10 @@  static int dpaa2_dbg_fqs_show(struct seq_file *file, void *offset)
 		if (err)
 			fcnt = 0;
 
+		/* Skip FQs with no traffic */
+		if (!fq->stats.frames && !fcnt)
+			continue;
+
 		seq_printf(file, "%5d%16d%16d%16s%16llu%16u\n",
 			   fq->fqid,
 			   fq->target_cpu,