* [PATCH] net: ethernet: ti: cpts: break cycle once late ts is matched
@ 2018-07-10 13:04 Ivan Khoronzhuk
2018-07-12 7:00 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Ivan Khoronzhuk @ 2018-07-10 13:04 UTC (permalink / raw)
To: davem, grygorii.strashko; +Cc: netdev, linux-kernel, Ivan Khoronzhuk
The late ts queue can contain a bunch of skbs while hi rate testing,
no need to check all of them if timestamp is already matched.
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
---
Based on net-next/master
drivers/net/ethernet/ti/cpts.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c
index 6f63c8729afc..b4ea58dc8caf 100644
--- a/drivers/net/ethernet/ti/cpts.c
+++ b/drivers/net/ethernet/ti/cpts.c
@@ -114,7 +114,10 @@ static bool cpts_match_tx_ts(struct cpts *cpts, struct cpts_event *event)
dev_consume_skb_any(skb);
dev_dbg(cpts->dev, "match tx timestamp mtype %u seqid %04x\n",
mtype, seqid);
- } else if (time_after(jiffies, skb_cb->tmo)) {
+ break;
+ }
+
+ if (time_after(jiffies, skb_cb->tmo)) {
/* timeout any expired skbs over 1s */
dev_dbg(cpts->dev,
"expiring tx timestamp mtype %u seqid %04x\n",
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] net: ethernet: ti: cpts: break cycle once late ts is matched
2018-07-10 13:04 [PATCH] net: ethernet: ti: cpts: break cycle once late ts is matched Ivan Khoronzhuk
@ 2018-07-12 7:00 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2018-07-12 7:00 UTC (permalink / raw)
To: ivan.khoronzhuk; +Cc: grygorii.strashko, netdev, linux-kernel
From: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Date: Tue, 10 Jul 2018 16:04:04 +0300
> The late ts queue can contain a bunch of skbs while hi rate testing,
> no need to check all of them if timestamp is already matched.
>
> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
> ---
>
> Based on net-next/master
Applied.
^ permalink raw reply [flat|nested] 2+ messages in thread
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