From: Edward Cree <ecree@solarflare.com>
Date: Tue, 6 Aug 2019 14:53:31 +0100
Subject: sfc: falcon: don't score irq moderation points for GRO
Patch-mainline: v5.4-rc1
Git-commit: 67270136949e1d55e1a614b0a2e053b7762384ef
References: jsc#SLE-8314
Same rationale as for sfc, except that this wasn't performance-tested.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/sfc/falcon/rx.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
--- a/drivers/net/ethernet/sfc/falcon/rx.c
+++ b/drivers/net/ethernet/sfc/falcon/rx.c
@@ -424,7 +424,6 @@ ef4_rx_packet_gro(struct ef4_channel *ch
unsigned int n_frags, u8 *eh)
{
struct napi_struct *napi = &channel->napi_str;
- gro_result_t gro_result;
struct ef4_nic *efx = channel->efx;
struct sk_buff *skb;
@@ -460,9 +459,7 @@ ef4_rx_packet_gro(struct ef4_channel *ch
skb_record_rx_queue(skb, channel->rx_queue.core_index);
- gro_result = napi_gro_frags(napi);
- if (gro_result != GRO_DROP)
- channel->irq_mod_score += 2;
+ napi_gro_frags(napi);
}
/* Allocate and construct an SKB around page fragments */