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From: Stephen Hemminger <shemminger@linux-foundation.org>
To: "David S. Miller" <davem@davemloft.net>
Cc: "Joonwoo Park" <joonwpark81@gmail.com>, <netdev@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <jgarzik@pobox.com>,
	<baum@tehutinetworks.net>, <andy@greyhouse.net>
Subject: [RFC] net: napi fix
Date: Tue, 11 Dec 2007 21:46:34 -0800	[thread overview]
Message-ID: <20071211214634.4dedb274@freepuppy.rosehill> (raw)
In-Reply-To: <20071211213939.122de1db@freepuppy.rosehill>

Isn't this a better fix for all drivers, rather than peppering every
driver with the special case. This is how the logic worked up until
2.6.24.


--- a/net/core/dev.c	2007-12-11 12:16:20.000000000 -0800
+++ b/net/core/dev.c	2007-12-11 21:43:39.000000000 -0800
@@ -2184,7 +2184,7 @@ static void net_rx_action(struct softirq
 
 		have = netpoll_poll_lock(n);
 
-		weight = n->weight;
+		weight = min(n->weight, budget);
 
 		/* This NAPI_STATE_SCHED test is for avoiding a race
 		 * with netpoll's poll_napi().  Only the entity which

  reply	other threads:[~2007-12-12  5:48 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-12  4:01 [PATCH 6/7] : tehuti Fix possible causing oops of net_rx_action Joonwoo Park
2007-12-12  5:39 ` Stephen Hemminger
2007-12-12  5:46   ` Stephen Hemminger [this message]
2007-12-12  6:05     ` [RFC] net: napi fix Joonwoo Park
2007-12-12 15:22       ` David Miller
2007-12-12 15:21     ` David Miller
2007-12-12  5:48   ` [PATCH 6/7] : tehuti Fix possible causing oops of net_rx_action Joonwoo Park
2007-12-12  5:53     ` Stephen Hemminger
2007-12-12 15:20   ` [PATCH 6/7] [NETDEV]: " David Miller
2007-12-12 16:36     ` Stephen Hemminger
2007-12-12 15:18 ` [PATCH 6/7] : " David Miller
2007-12-12 21:58   ` [RFT] tehuti: napi fix Stephen Hemminger
2007-12-16 21:38     ` David Miller
2007-12-17 20:18       ` Stephen Hemminger
2007-12-13  7:07   ` [PATCH 6/7] : tehuti Fix possible causing oops of net_rx_action Joonwoo Park
  -- strict thread matches above, loose matches on Subject: below --
2007-12-12 17:29 [RFC] net: napi fix Andrew Gallatin
2007-12-12 17:38 ` David Miller
2007-12-12 17:40   ` Andrew Gallatin
2007-12-12 18:41   ` Kok, Auke
2007-12-13  7:41     ` Joonwoo Park
2007-12-13 14:13       ` Andrew Gallatin
2007-12-13 14:19         ` David Miller
2007-12-13 16:45           ` Kok, Auke
2007-12-13 18:22           ` Stephen Hemminger
2007-12-13 19:02             ` Andrew Gallatin
2007-12-13 19:09               ` David Miller
2007-12-13 19:35                 ` Stephen Hemminger
2007-12-13 20:38                   ` David Miller
2007-12-14  2:06         ` Joonwoo Park
2007-12-13 13:49     ` Jarek Poplawski
2007-12-13 13:50       ` David Miller
2007-12-13 14:14         ` Jarek Poplawski
2007-12-13 20:16         ` Jarek Poplawski
2007-12-13 20:37           ` David Miller
2007-12-13 20:41             ` Stephen Hemminger
2007-12-13 21:55               ` Jarek Poplawski
2007-12-13 22:28             ` Jarek Poplawski
2007-12-13 22:34               ` David Miller
2007-12-13 22:58                 ` Jarek Poplawski
2007-12-20  9:52   ` Robert Olsson
2007-12-20 11:22     ` David Miller

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