Re: dwqe ifconfig down panic

2024-03-29 Thread Alexander Bluhm
On Thu, Mar 28, 2024 at 11:06:13PM +0100, Stefan Sperling wrote: > On Wed, Mar 27, 2024 at 02:08:27PM +0100, Stefan Sperling wrote: > > On Tue, Mar 26, 2024 at 11:05:49PM +0100, Patrick Wildt wrote: > > > On Fri, Mar 01, 2024 at 12:00:29AM +0100, Alexander Bluhm wrote: > > > > Hi, > > > > > > > >

Re: dwqe ifconfig down panic

2024-03-28 Thread Mark Kettenis
> Date: Thu, 28 Mar 2024 23:06:13 +0100 > From: Stefan Sperling > > On Wed, Mar 27, 2024 at 02:08:27PM +0100, Stefan Sperling wrote: > > On Tue, Mar 26, 2024 at 11:05:49PM +0100, Patrick Wildt wrote: > > > On Fri, Mar 01, 2024 at 12:00:29AM +0100, Alexander Bluhm wrote: > > > > Hi, > > > > > > >

Re: dwqe ifconfig down panic

2024-03-28 Thread Stefan Sperling
On Wed, Mar 27, 2024 at 02:08:27PM +0100, Stefan Sperling wrote: > On Tue, Mar 26, 2024 at 11:05:49PM +0100, Patrick Wildt wrote: > > On Fri, Mar 01, 2024 at 12:00:29AM +0100, Alexander Bluhm wrote: > > > Hi, > > > > > > When doing flood ping transmit from a machine and simultaneously > > > ifconf

Re: dwqe ifconfig down panic

2024-03-27 Thread Stefan Sperling
On Tue, Mar 26, 2024 at 11:05:49PM +0100, Patrick Wildt wrote: > On Fri, Mar 01, 2024 at 12:00:29AM +0100, Alexander Bluhm wrote: > > Hi, > > > > When doing flood ping transmit from a machine and simultaneously > > ifconfig down/up in a loop, dwqe(4) interface driver crashes. > * Don't run TX/RX

Re: dwqe ifconfig down panic

2024-03-27 Thread Mark Kettenis
> Date: Tue, 26 Mar 2024 23:05:49 +0100 > From: Patrick Wildt > > On Fri, Mar 01, 2024 at 12:00:29AM +0100, Alexander Bluhm wrote: > > Hi, > > > > When doing flood ping transmit from a machine and simultaneously > > ifconfig down/up in a loop, dwqe(4) interface driver crashes. > > > > dwqe_down

Re: dwqe ifconfig down panic

2024-03-27 Thread Patrick Wildt
On Fri, Mar 01, 2024 at 12:00:29AM +0100, Alexander Bluhm wrote: > Hi, > > When doing flood ping transmit from a machine and simultaneously > ifconfig down/up in a loop, dwqe(4) interface driver crashes. > > dwqe_down() contains an interrupt barrier, but somehow it does not > work. Immediately a

dwqe ifconfig down panic

2024-02-29 Thread Alexander Bluhm
Hi, When doing flood ping transmit from a machine and simultaneously ifconfig down/up in a loop, dwqe(4) interface driver crashes. dwqe_down() contains an interrupt barrier, but somehow it does not work. Immediately after Xspllower() a transmit interrupt is processed. bluhm kernel: protection