Re: [BUG] MVPP2 driver exploding in presence of a tap interface

2018-10-30 Thread Marc Zyngier
On 30/10/18 15:10, Thomas Petazzoni wrote: > Hello, > > On Tue, 30 Oct 2018 14:55:01 +, Marc Zyngier wrote: > >>> I.e, isn't the firmware fix papering over a bug that should be fixed in >>> Linux mvpp2 driver anyway ? >> >> Absolutely. Leaving this unpatched in the kernel, with a 100% chanc

Re: [BUG] MVPP2 driver exploding in presence of a tap interface

2018-10-30 Thread Thomas Petazzoni
Hello, On Tue, 30 Oct 2018 14:55:01 +, Marc Zyngier wrote: > > I.e, isn't the firmware fix papering over a bug that should be fixed in > > Linux mvpp2 driver anyway ? > > Absolutely. Leaving this unpatched in the kernel, with a 100% chance of > memory corruption is just mad. > > I'm prett

Re: [BUG] MVPP2 driver exploding in presence of a tap interface

2018-10-30 Thread Marc Zyngier
On 30/10/18 13:00, Thomas Petazzoni wrote: > Hello Marcin, > > Thanks for the feedback. > > On Tue, 30 Oct 2018 13:37:37 +0100, Marcin Wojtas wrote: > >> You use _really_ archaic firmware, the bug you see is 99% caused by a >> bug already fixed long time ago (cleanup all PP2 BM pools correctly >

Re: [BUG] MVPP2 driver exploding in presence of a tap interface

2018-10-30 Thread Thomas Petazzoni
Hello Marcin, Thanks for the feedback. On Tue, 30 Oct 2018 13:37:37 +0100, Marcin Wojtas wrote: > You use _really_ archaic firmware, the bug you see is 99% caused by a > bug already fixed long time ago (cleanup all PP2 BM pools correctly > during exit boot services). Please grab the latest relea

Re: [BUG] MVPP2 driver exploding in presence of a tap interface

2018-10-30 Thread Marc Zyngier
Marcin, On 30/10/18 12:37, Marcin Wojtas wrote: > [Resend in UTF-8] > > Hi Marc, > > You use _really_ archaic firmware, the bug you see is 99% caused by a Please let me fix this for you: s/_really_ archaic/released/ > bug already fixed long time ago (cleanup all PP2 BM pools correctly > durin

Re: [BUG] MVPP2 driver exploding in presence of a tap interface

2018-10-30 Thread Marcin Wojtas
[Resend in UTF-8] Hi Marc, You use _really_ archaic firmware, the bug you see is 99% caused by a bug already fixed long time ago (cleanup all PP2 BM pools correctly during exit boot services). Please grab the latest release: https://github.com/MarvellEmbeddedProcessors/edk2-open-platform/wiki/fil

Re: [BUG] MVPP2 driver exploding in presence of a tap interface

2018-10-30 Thread Marc Zyngier
Antoine, On 30/10/18 10:50, Antoine Tenart wrote: > Marc, > > On Mon, Oct 29, 2018 at 03:05:53PM +, Marc Zyngier wrote: >> >> This is a follow-up on the conversation Thomas and I had last week at >> ELC, with me ranting at the sorry state of the MVPP2 driver. > >> Triggering this is dead si

Re: [BUG] MVPP2 driver exploding in presence of a tap interface

2018-10-30 Thread Antoine Tenart
Marc, On Mon, Oct 29, 2018 at 03:05:53PM +, Marc Zyngier wrote: > > This is a follow-up on the conversation Thomas and I had last week at > ELC, with me ranting at the sorry state of the MVPP2 driver. > Triggering this is dead simple: > - Add a macvtap to one of the MVPP2 interfaces > - Bri