Re: 2.6.14-rc4-rt6, skge vs. sk98lin

[Stephen Hemminger <shemminger@osdl.org>]

On Mon, 17 Oct 2005 19:02:33 -0700
Fernando Lopez-Lezcano <nando@ccrma.Stanford.EDU> wrote:

> On Mon, 2005-10-17 at 21:57 -0400, Jeff Garzik wrote:
> > Fernando Lopez-Lezcano wrote:
> > > I'm running 2.6.14-rc4-rt6 and trying the skge driver instead of the
> > > sk98lin and I'm getting these warnings in my logs (this is probably not
> > > related to the rt patch):
> > > 
> > >   network driver disabled interrupts: skge_xmit_frame+0x0/0x320 [skge]
> > > 
> > > No other relevant messages around that I can see. Is this a bug? Any
> > > information I could supply to help debug it?
> > 
> > This is a bogus message added by the -rt patch.  It is not a bug.
> > 
> > The trylock scheme in some newer net drivers (grep for NETDEV_TX_LOCKED) 
> > uses local_irq_save/restore because there is no 
> > spin_trylock_irqsave/spin_trylock_failed_irqrestore API.
> 
> Would it have any undesirable effect to find this and comment it out?
> There are quite a few messages in the logs. Knowing it is not a bug I
> may try the driver a bit more (I rebooted into sk98lin just in case ;-)
> 
> Thanks for the info. 
> -- Fernando

Or get the -rt folks to come with a better way.

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-- 
Stephen Hemminger <shemminger@osdl.org>
OSDL http://developer.osdl.org/~shemminger
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