From: Kurt Van Dijck <kurt.van.dijck-/BeEPy95v10@public.gmane.org>
To: Marc Kleine-Budde <mkl-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
Cc: socketcan-core-0fE9KPoRgkgATYTw5x5z8w@public.gmane.org,
netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH net-next-2.6 1/2] can: add driver for Softing card
Date: Mon, 3 Jan 2011 17:28:26 +0100 [thread overview]
Message-ID: <20110103162826.GC320@e-circ.dyndns.org> (raw)
In-Reply-To: <4D135BC3.6070707-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
On Thu, Dec 23, 2010 at 03:25:07PM +0100, Marc Kleine-Budde wrote:
>
> Another option is to write a threaded interrupt handler.
It seems a threaded irq is the way to go.
During the implementation, a locking issue came up.
Am I right that within a threaded irq handler, I should use spin_lock_bh()
to prevent the ndo_start_xmit() to be called (ie. prevent the softirq).
>
Kurt
next prev parent reply other threads:[~2011-01-03 16:28 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-23 9:36 [PATCH net-next-2.6 0/2] can: add driver for Softing card Kurt Van Dijck
[not found] ` <20101223093627.GA325-MxZ6Iy/zr/UdbCeoMzGj59i2O/JbrIOy@public.gmane.org>
2010-12-23 9:43 ` [PATCH net-next-2.6 1/2] " Kurt Van Dijck
[not found] ` <20101223094302.GB325-MxZ6Iy/zr/UdbCeoMzGj59i2O/JbrIOy@public.gmane.org>
2010-12-23 14:25 ` Marc Kleine-Budde
2010-12-23 20:33 ` Oliver Hartkopp
[not found] ` <4D135BC3.6070707-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2010-12-24 9:14 ` Kurt Van Dijck
[not found] ` <20101224091428.GA375-MxZ6Iy/zr/UdbCeoMzGj59i2O/JbrIOy@public.gmane.org>
2010-12-24 11:44 ` Marc Kleine-Budde
[not found] ` <4D148788.3010808-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2011-01-03 16:38 ` Kurt Van Dijck
[not found] ` <20110103163835.GD320-MxZ6Iy/zr/UdbCeoMzGj59i2O/JbrIOy@public.gmane.org>
2011-01-03 17:33 ` David Miller
[not found] ` <20110103.093327.104057155.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2011-01-04 10:54 ` Marc Kleine-Budde
2011-01-04 17:31 ` David Miller
2011-01-04 12:19 ` Kurt Van Dijck
2011-01-04 12:25 ` Marc Kleine-Budde
2011-01-03 16:28 ` Kurt Van Dijck [this message]
2010-12-23 9:47 ` [PATCH net-next-2.6 2/2] " Kurt Van Dijck
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