mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 15:32:33 +00:00
92b3efec54
Sort patches according to target/linux/generic/PATCHES. Additionally: - replace hashes in backported patches with the ones from main Linux tree - add descriptions to some patches Signed-off-by: Tomasz Maciej Nowak <tmn505@gmail.com> [remove 004-add_sata_disk_activity_trigger.patch separately] Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
96 lines
2.8 KiB
Diff
96 lines
2.8 KiB
Diff
From ff519e2acd463bff6c5bb4e8d7ed350c9bae885b Mon Sep 17 00:00:00 2001
|
|
From: Lorenzo Bianconi <lorenzo@kernel.org>
|
|
Date: Sat, 19 Oct 2019 10:13:21 +0200
|
|
Subject: [PATCH 1/7] net: mvneta: introduce mvneta_update_stats routine
|
|
|
|
Introduce mvneta_update_stats routine to collect {rx/tx} statistics
|
|
(packets and bytes). This is a preliminary patch to add XDP support to
|
|
mvneta driver
|
|
|
|
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
|
|
Signed-off-by: David S. Miller <davem@davemloft.net>
|
|
---
|
|
drivers/net/ethernet/marvell/mvneta.c | 43 ++++++++++++++-------------
|
|
1 file changed, 22 insertions(+), 21 deletions(-)
|
|
|
|
--- a/drivers/net/ethernet/marvell/mvneta.c
|
|
+++ b/drivers/net/ethernet/marvell/mvneta.c
|
|
@@ -1913,6 +1913,23 @@ static void mvneta_rxq_drop_pkts(struct
|
|
}
|
|
}
|
|
|
|
+static void
|
|
+mvneta_update_stats(struct mvneta_port *pp, u32 pkts,
|
|
+ u32 len, bool tx)
|
|
+{
|
|
+ struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats);
|
|
+
|
|
+ u64_stats_update_begin(&stats->syncp);
|
|
+ if (tx) {
|
|
+ stats->tx_packets += pkts;
|
|
+ stats->tx_bytes += len;
|
|
+ } else {
|
|
+ stats->rx_packets += pkts;
|
|
+ stats->rx_bytes += len;
|
|
+ }
|
|
+ u64_stats_update_end(&stats->syncp);
|
|
+}
|
|
+
|
|
static inline
|
|
int mvneta_rx_refill_queue(struct mvneta_port *pp, struct mvneta_rx_queue *rxq)
|
|
{
|
|
@@ -2093,14 +2110,8 @@ static int mvneta_rx_swbm(struct napi_st
|
|
rxq->left_size = 0;
|
|
}
|
|
|
|
- if (rcvd_pkts) {
|
|
- struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats);
|
|
-
|
|
- u64_stats_update_begin(&stats->syncp);
|
|
- stats->rx_packets += rcvd_pkts;
|
|
- stats->rx_bytes += rcvd_bytes;
|
|
- u64_stats_update_end(&stats->syncp);
|
|
- }
|
|
+ if (rcvd_pkts)
|
|
+ mvneta_update_stats(pp, rcvd_pkts, rcvd_bytes, false);
|
|
|
|
/* return some buffers to hardware queue, one at a time is too slow */
|
|
refill = mvneta_rx_refill_queue(pp, rxq);
|
|
@@ -2223,14 +2234,8 @@ err_drop_frame:
|
|
napi_gro_receive(napi, skb);
|
|
}
|
|
|
|
- if (rcvd_pkts) {
|
|
- struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats);
|
|
-
|
|
- u64_stats_update_begin(&stats->syncp);
|
|
- stats->rx_packets += rcvd_pkts;
|
|
- stats->rx_bytes += rcvd_bytes;
|
|
- u64_stats_update_end(&stats->syncp);
|
|
- }
|
|
+ if (rcvd_pkts)
|
|
+ mvneta_update_stats(pp, rcvd_pkts, rcvd_bytes, false);
|
|
|
|
/* Update rxq management counters */
|
|
mvneta_rxq_desc_num_update(pp, rxq, rx_done, rx_done);
|
|
@@ -2476,7 +2481,6 @@ static netdev_tx_t mvneta_tx(struct sk_b
|
|
|
|
out:
|
|
if (frags > 0) {
|
|
- struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats);
|
|
struct netdev_queue *nq = netdev_get_tx_queue(dev, txq_id);
|
|
|
|
netdev_tx_sent_queue(nq, len);
|
|
@@ -2491,10 +2495,7 @@ out:
|
|
else
|
|
txq->pending += frags;
|
|
|
|
- u64_stats_update_begin(&stats->syncp);
|
|
- stats->tx_packets++;
|
|
- stats->tx_bytes += len;
|
|
- u64_stats_update_end(&stats->syncp);
|
|
+ mvneta_update_stats(pp, 1, len, true);
|
|
} else {
|
|
dev->stats.tx_dropped++;
|
|
dev_kfree_skb_any(skb);
|