From: "David S. Miller" <davem@davemloft.net>
To: Joshua.Wise@sicortex.com
Cc: linux-kernel@vger.kernel.org, aaron.brooks@sicortex.com
Subject: Re: NAPI poll routine happens in interrupt context?
Date: Wed, 17 Aug 2005 11:34:32 -0700 (PDT) [thread overview]
Message-ID: <20050817.113432.107383006.davem@davemloft.net> (raw)
In-Reply-To: <200508170932.10441.Joshua.Wise@sicortex.com>
From: Joshua Wise <Joshua.Wise@sicortex.com>
Date: Wed, 17 Aug 2005 09:32:10 -0400
> I have recently been working on a network driver for an emulated ultra-simple
> network card, and I've run into a few snags with the NAPI. My current issue
> is that it seems to me that my poll routine is being called from an atomic
> context, so when poll calls rx, and rx calls netif_receive_skb, I end up with
> lots of __might_sleep warnings in the various network layers.
NAPI's ->poll method is invoked from software IRQ context.
prev parent reply other threads:[~2005-08-17 18:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-17 13:32 Joshua Wise
2005-08-17 14:19 ` Joshua Wise
2005-08-17 16:43 ` Stephen Hemminger
2005-08-17 17:21 ` Joshua Wise
2005-08-17 18:18 ` Ralf Baechle
2005-08-17 18:34 ` David S. Miller [this message]
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