From: Yang Wei <albin_yang@163.com>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, yang.wei9@zte.com.cn, albin_yang@163.com
Subject: [PATCH net] net: packetengines: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
Date: Thu, 14 Feb 2019 22:52:28 +0800 [thread overview]
Message-ID: <1550155948-4404-1-git-send-email-albin_yang@163.com> (raw)
From: Yang Wei <yang.wei9@zte.com.cn>
dev_consume_skb_irq() should be called when skb xmit done. It makes
drop profiles(dropwatch, perf) more friendly.
Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
---
drivers/net/ethernet/packetengines/hamachi.c | 2 +-
drivers/net/ethernet/packetengines/yellowfin.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/packetengines/hamachi.c b/drivers/net/ethernet/packetengines/hamachi.c
index c9529c2..eee883a 100644
--- a/drivers/net/ethernet/packetengines/hamachi.c
+++ b/drivers/net/ethernet/packetengines/hamachi.c
@@ -1337,7 +1337,7 @@ static irqreturn_t hamachi_interrupt(int irq, void *dev_instance)
leXX_to_cpu(hmp->tx_ring[entry].addr),
skb->len,
PCI_DMA_TODEVICE);
- dev_kfree_skb_irq(skb);
+ dev_consume_skb_irq(skb);
hmp->tx_skbuff[entry] = NULL;
}
hmp->tx_ring[entry].status_n_length = 0;
diff --git a/drivers/net/ethernet/packetengines/yellowfin.c b/drivers/net/ethernet/packetengines/yellowfin.c
index 54224d1..6f8d658 100644
--- a/drivers/net/ethernet/packetengines/yellowfin.c
+++ b/drivers/net/ethernet/packetengines/yellowfin.c
@@ -925,7 +925,7 @@ static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance)
/* Free the original skb. */
pci_unmap_single(yp->pci_dev, le32_to_cpu(yp->tx_ring[entry].addr),
skb->len, PCI_DMA_TODEVICE);
- dev_kfree_skb_irq(skb);
+ dev_consume_skb_irq(skb);
yp->tx_skbuff[entry] = NULL;
}
if (yp->tx_full &&
@@ -983,7 +983,7 @@ static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance)
pci_unmap_single(yp->pci_dev,
yp->tx_ring[entry<<1].addr, skb->len,
PCI_DMA_TODEVICE);
- dev_kfree_skb_irq(skb);
+ dev_consume_skb_irq(skb);
yp->tx_skbuff[entry] = 0;
/* Mark status as empty. */
yp->tx_status[entry].tx_errs = 0;
--
2.7.4
next reply other threads:[~2019-02-14 14:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-14 14:52 Yang Wei [this message]
2019-02-14 17:43 ` [PATCH net] net: packetengines: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles David Miller
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1550155948-4404-1-git-send-email-albin_yang@163.com \
--to=albin_yang@163.com \
--cc=davem@davemloft.net \
--cc=netdev@vger.kernel.org \
--cc=yang.wei9@zte.com.cn \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox