Date: Tue, 16 May 2006 22:06:41 +0400 From: Sergey Matveychuk <sem@FreeBSD.org> To: Warner Losh <imp@bsdimp.com> Cc: freebsd-usb@freebsd.org Subject: Re: all usb-ethernet adapters are borked? Message-ID: <446A14B1.8090607@FreeBSD.org> In-Reply-To: <20060516.093014.41680320.imp@bsdimp.com> References: <44699796.40206@FreeBSD.org> <20060516.093014.41680320.imp@bsdimp.com>
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Warner Losh wrote:
> From: Sergey Matveychuk <sem@freebsd.org>
> Subject: all usb-ethernet adapters are borked?
> Date: Tue, 16 May 2006 13:12:54 +0400
>
>> After I've explored my problem with rue(4) I've found out our USB stack
>> is incompatible with our current TCP/IP implementation (6.0+) ("Trying
>> sleep, but thread marked as sleeping prohibited" problem).
>>
>> I've discussed it with glebius and he told me, it's complete USB problem.
>>
>> As I understand USB transfer should be rewritten to use no mspleep calls.
>>
>> Any comments? Any quick fixes?
>
> Have you tried marking the rue driver as requing giant?
I'm not sure how to do it. But let me make an assumption the driver
already do it:
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST |
IFF_NEEDSGIANT;
Is it what do you mean? Or you mean another mark?
--
Dixi.
Sem.
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