Locking fixes for dc(4): please test!
jhb at FreeBSD.org
Fri Aug 5 14:49:14 GMT 2005
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 them
> > 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 address:
> dc0: if_start running deferred for Giant
> dc0: [GIANT-LOCKED]
Ok. Try changing the IS_MPSAFE at around line 348 flag from 0 to 1 and see if
it blows up then. :) Thanks for testing.
John Baldwin <jhb at FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve" = http://www.FreeBSD.org
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