Re: [Qemu-devel] [PATCH v4 2/4] hw/intc/arm_gicv3_its: Implement a minimalist reset

2017-11-24 Thread Auger Eric
Hi Peter, On 24/11/17 14:34, Peter Maydell wrote: > On 24 November 2017 at 13:30, Eric Auger wrote: >> At the moment the ITS is not properly reset and this causes >> various bugs on save/restore. We implement a minimalist reset >> through individual register writes but for kernel versions >> befor

Re: [Qemu-devel] [PATCH v4 2/4] hw/intc/arm_gicv3_its: Implement a minimalist reset

2017-11-24 Thread Peter Maydell
On 24 November 2017 at 13:30, Eric Auger wrote: > At the moment the ITS is not properly reset and this causes > various bugs on save/restore. We implement a minimalist reset > through individual register writes but for kernel versions > before v4.15 this fails voiding the vITS cache. We cannot > c

[Qemu-devel] [PATCH v4 2/4] hw/intc/arm_gicv3_its: Implement a minimalist reset

2017-11-24 Thread Eric Auger
At the moment the ITS is not properly reset and this causes various bugs on save/restore. We implement a minimalist reset through individual register writes but for kernel versions before v4.15 this fails voiding the vITS cache. We cannot claim we have a comprehensive reset (hence the error message