* [PATCH] netpoll transmit busy bugfix
@ 2004-04-10 20:34 Matt Mackall
2004-04-13 18:08 ` Jeff Garzik
0 siblings, 1 reply; 2+ messages in thread
From: Matt Mackall @ 2004-04-10 20:34 UTC (permalink / raw)
To: Andrew Morton, linux-kernel; +Cc: Stelian Pop, Jeff Garzik
Fix for handling of full transmit queue when netpoll trap is enabled.
>From Stelian Pop <stelian@popies.net>
%patch
Index: mm/net/core/netpoll.c
===================================================================
--- mm.orig/net/core/netpoll.c 2004-04-10 15:15:25.000000000 -0500
+++ mm/net/core/netpoll.c 2004-04-10 15:19:31.000000000 -0500
@@ -163,21 +163,15 @@
spin_lock(&np->dev->xmit_lock);
np->dev->xmit_lock_owner = smp_processor_id();
- if (netif_queue_stopped(np->dev)) {
- np->dev->xmit_lock_owner = -1;
- spin_unlock(&np->dev->xmit_lock);
-
- netpoll_poll(np);
- goto repeat;
- }
-
status = np->dev->hard_start_xmit(skb, np->dev);
np->dev->xmit_lock_owner = -1;
spin_unlock(&np->dev->xmit_lock);
/* transmit busy */
- if(status)
+ if(status) {
+ netpoll_poll(np);
goto repeat;
+ }
}
void netpoll_send_udp(struct netpoll *np, const char *msg, int len)
%diffstat
netpoll.c | 12 +++---------
1 files changed, 3 insertions(+), 9 deletions(-)
--
Matt Mackall : http://www.selenic.com : Linux development and consulting
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] netpoll transmit busy bugfix
2004-04-10 20:34 [PATCH] netpoll transmit busy bugfix Matt Mackall
@ 2004-04-13 18:08 ` Jeff Garzik
0 siblings, 0 replies; 2+ messages in thread
From: Jeff Garzik @ 2004-04-13 18:08 UTC (permalink / raw)
To: Matt Mackall; +Cc: Andrew Morton, linux-kernel, Stelian Pop
applied
^ permalink raw reply [flat|nested] 2+ messages in thread
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