Re: [PATCH/RFC net] net: dec: tulip: de2104x: Add shutdown handler to stop NIC

2020-10-22 Thread Moritz Fischer
On Thu, Oct 22, 2020 at 04:04:16PM -0700, James Bottomley wrote: > On Thu, 2020-10-22 at 15:06 -0700, Moritz Fischer wrote: > > The driver does not implement a shutdown handler which leads to > > issues > > when using kexec in certain scenarios. The NIC keeps on fetching > > descriptors which gets

Re: [PATCH/RFC net] net: dec: tulip: de2104x: Add shutdown handler to stop NIC

2020-10-22 Thread James Bottomley
On Thu, 2020-10-22 at 15:06 -0700, Moritz Fischer wrote: > The driver does not implement a shutdown handler which leads to > issues > when using kexec in certain scenarios. The NIC keeps on fetching > descriptors which gets flagged by the IOMMU with errors like this: > > DMAR: DMAR:[DMA read]

[PATCH/RFC net] net: dec: tulip: de2104x: Add shutdown handler to stop NIC

2020-10-22 Thread Moritz Fischer
The driver does not implement a shutdown handler which leads to issues when using kexec in certain scenarios. The NIC keeps on fetching descriptors which gets flagged by the IOMMU with errors like this: DMAR: DMAR:[DMA read] Request device [5e:00.0]fault addr f000 DMAR: DMAR:[DMA read]