[vbox-dev] Kernel v4.12 API changes

Frank Mehnert frank.mehnert at oracle.com
Wed May 17 18:49:42 GMT 2017


Hi Larry,

On Montag, 15. Mai 2017 16:35:30 CEST Larry Finger wrote:
> Has anyone found the magic elixir to allow VB to run with kernel 4.12-rc1?
> 
> Adding #include <asm/set_memory.h> to vboxdrv/r0drv/linux/alloc-r0drv-linux.c is 
> trivial; however, I'm having trouble with changes in the page table walk code in 
> vboxdrv/r0drv/linux/memobj-r0drv-linux.c. I followed the changes in the kernel 
> and I have code that compiles cleanly, but as soon as I try to start a VM, the 
> system locks up and panics a few seconds later. At this point, I have no 
> diagnostics concerning where the fault happened.

we are working on a fix. The obvious fixes can be found in r66927, r66928
and r66930. These changes make the modules compile against Linux 4.12-rc1
but as you noticed, the kernel panics when starting a VM. We are debugging
this issue.

Kind regards,

Frank
-- 
Dr.-Ing. Frank Mehnert | Software Development Director, VirtualBox
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