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Date: Fri, 5 Aug 2005 19:27:32 +0200
From: "Simon L. Nielsen" <simon@FreeBSD.org>
To: John Baldwin <jhb@FreeBSD.org>
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Cc: freebsd-current@freebsd.org, freebsd-alpha@freebsd.org
Subject: Re: Locking fixes for dc(4): please test!
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On 2005.08.05 10:40:03 -0400, John Baldwin wrote:
> On Thursday 04 August 2005 05:27 pm, Simon L. Nielsen wrote:
> > On 2005.08.04 12:55:05 -0400, John Baldwin wrote:
> > > I have some fixes for the locking in the dc(4) driver, please test th=
em
> > > if you have some dc(4) hardware, thanks!
> > >
> > > http://www.FreeBSD.org/~jhb/patches/dc_locking.patch
> >
> > It hasn't blown up yet with:
> >
> > dc0: <Intel 21143 10/100BaseTX> port 0xec00-0xec7f mem
> > 0xeb104000-0xeb1043ff irq 15 at device 20.0 on pci0 dc0: Ethernet addre=
ss:
> > 00:40:f4:36:4e:e7
> > dc0: if_start running deferred for Giant
> > dc0: [GIANT-LOCKED]
>=20
> Ok.  Try changing the IS_MPSAFE at around line 348 flag from 0 to 1 and s=
ee if=20
> it blows up then. :)  Thanks for testing.

Also works fine, and the two last lines are gone from dmesg.
BTW. this is on i386 UP.

--=20
Simon L. Nielsen

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