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| author | Sieng Piaw Liew <liew.s.piaw@gmail.com> | 2022-06-15 12:17:24 +0800 |
|---|---|---|
| committer | Christian Marangi <ansuelsmth@gmail.com> | 2022-07-04 17:14:39 +0200 |
| commit | 265f402fbdd8444835b43954bf27a83bc9369b91 (patch) | |
| tree | 11b25b6dab349ff7f6236690f73ea0459a16cd54 /target/linux/ath79 | |
| parent | 6d423ffbd17f5b00432f8f7a9fc7ea18d437d902 (diff) | |
| download | upstream-265f402fbdd8444835b43954bf27a83bc9369b91.tar.gz upstream-265f402fbdd8444835b43954bf27a83bc9369b91.tar.bz2 upstream-265f402fbdd8444835b43954bf27a83bc9369b91.zip | |
ath79: ag71xx: reuse skbuff_head with napi skb api
napi_build_skb() reuses NAPI skbuff_head cache in order to save some
cycles on freeing/allocating skbuff_heads on every new Rx or completed
Tx.
Use napi_consume_skb() to feed the cache with skbuff_heads of completed
Tx so it's never empty.
Signed-off-by: Sieng Piaw Liew <liew.s.piaw@gmail.com>
[ fixed commit title ]
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Diffstat (limited to 'target/linux/ath79')
| -rw-r--r-- | target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c index 2fc18d5979..d6e8dd20c8 100644 --- a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c +++ b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c @@ -1278,7 +1278,7 @@ static int ag71xx_tx_packets(struct ag71xx *ag, bool flush) if (!skb) continue; - dev_kfree_skb_any(skb); + napi_consume_skb(skb, !flush); ring->buf[i].skb = NULL; bytes_compl += ring->buf[i].len; @@ -1352,7 +1352,11 @@ static int ag71xx_rx_packets(struct ag71xx *ag, int limit) dev->stats.rx_packets++; dev->stats.rx_bytes += pktlen; +#if LINUX_VERSION_CODE < KERNEL_VERSION(5,12,0) skb = build_skb(ring->buf[i].rx_buf, ag71xx_buffer_size(ag)); +#else + skb = napi_build_skb(ring->buf[i].rx_buf, ag71xx_buffer_size(ag)); +#endif if (!skb) { skb_free_frag(ring->buf[i].rx_buf); goto next; |