netdev - [PATCH net-next] net: napi_watchdog() can use napi_schedule

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Message-ID: <1487694056.9415.27.camel@edumazet-glaptop3.roam.corp.google.com>
Date:   Tue, 21 Feb 2017 08:20:56 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     netdev <netdev@...r.kernel.org>
Subject: [PATCH net-next] net: napi_watchdog() can use napi_schedule_irqoff()

From: Eric Dumazet <edumazet@...gle.com>

hrtimer handlers run with masked hard IRQ, we can therefore
use napi_schedule_irqoff()

Signed-off-by: Eric Dumazet <edumazet@...gle.com>
---
 net/core/dev.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/dev.c b/net/core/dev.c
index 05d19c6acf9460e072195e185b64e19088de13da..304f2deae5f9897e60a79ed8b69d6ef208295ded 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5089,7 +5089,7 @@ static enum hrtimer_restart napi_watchdog(struct hrtimer *timer)
 
 	napi = container_of(timer, struct napi_struct, timer);
 	if (napi->gro_list)
-		napi_schedule(napi);
+		napi_schedule_irqoff(napi);
 
 	return HRTIMER_NORESTART;
 }