Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-20 Thread Michael Shell
On Thu, 19 Jul 2018 21:54:20 +0200 Frans de Boer wrote: > I get an syntax error when compiling pager.c. I had this before and > remembered that gcc 8.1 is less forgiving then the 7 series. Frans, FWIW, there was some discussion about gcc 8.1 issues on the kernel mailing list:

Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-19 Thread Frans de Boer
On 07/19/2018 09:34 PM, Michael Shell wrote: On Thu, 19 Jul 2018 13:54:19 +0200 Frans de Boer wrote: But I can't compile 4.13. anymore because I now have gcc 8.1 instead of the former 7 series. Frans, What goes wrong when you try to build a 4.13 kernel with gcc 8.1? It should work,

Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-19 Thread Michael Shell
On Thu, 19 Jul 2018 13:54:19 +0200 Frans de Boer wrote: > But I can't compile 4.13. anymore because I now have gcc 8.1 instead > of the former 7 series. Frans, What goes wrong when you try to build a 4.13 kernel with gcc 8.1? It should work, right? Are there any good reasons not to use a

Re: [lfs-support] Kernel bug involving physical to virtual remapping - CLOSED

2018-07-19 Thread Bruce Dubbs
On 07/19/2018 08:32 AM, Frans de Boer wrote: I know that Bruce uses bare metal too, but why not using VM's when one can continue developing without having to reboot into an incomplete system environment. Also, if one has multiple systems to spare, bare metal can be a way. If not, VM's are a

Re: [lfs-support] Kernel bug involving physical to virtual remapping - CLOSED

2018-07-19 Thread Frans de Boer
On 19-07-18 14:57, Hazel Russman wrote: On Thu, 19 Jul 2018 13:54:19 +0200 Frans de Boer wrote: However a git bisection showed that this is actually a memory management issue. The kernel commit that caused the problem is : [33c2b803edd13487518a2c7d5002d84d7e9c878f] x86/mm: Remove

Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-19 Thread Hazel Russman
On Thu, 19 Jul 2018 13:54:19 +0200 Frans de Boer wrote: > >>> However a git bisection showed that this is actually a memory management > >>> issue. The kernel commit that caused the problem is : > >>> [33c2b803edd13487518a2c7d5002d84d7e9c878f] x86/mm: Remove > >>> phys_to_virt() usage in

Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-19 Thread Frans de Boer
On 07/17/2018 03:15 PM, Hazel Russman wrote: On Tue, 17 Jul 2018 14:06:09 +0200 Frans de Boer wrote: On 07/14/2018 06:56 PM, Hazel Russman wrote: Gentlemen, I was given your contact details by Michael Shell, who has been helping me to troubleshoot this problem via the Linux From Scratch

Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-17 Thread Hazel Russman
On Tue, 17 Jul 2018 14:06:09 +0200 Frans de Boer wrote: > On 07/14/2018 06:56 PM, Hazel Russman wrote: > > Gentlemen, > > > > I was given your contact details by Michael Shell, who has been helping me > > to troubleshoot this problem via the Linux From Scratch support list. > > > > For some

Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-17 Thread Michael Shell
On Tue, 17 Jul 2018 14:06:09 +0200 Frans de Boer wrote: > Hazel, sorry but where should I remove phys_to_virt()? If I delete the > complete if statement in the iounmap function, and replace that with the > above code, i get compile errors. Frans, You put (do not remove anything) the

Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-17 Thread Frans de Boer
On 07/14/2018 06:56 PM, Hazel Russman wrote: Gentlemen, I was given your contact details by Michael Shell, who has been helping me to troubleshoot this problem via the Linux From Scratch support list. For some time now I have been unable to boot recent kernels (4.14 or later) on my rather

Re: [lfs-support] Kernel bug involving physical to virtual remapping

2018-07-14 Thread Frans de Boer
On 07/14/2018 06:56 PM, Hazel Russman wrote: Gentlemen, I was given your contact details by Michael Shell, who has been helping me to troubleshoot this problem via the Linux From Scratch support list. For some time now I have been unable to boot recent kernels (4.14 or later) on my rather

[lfs-support] Kernel bug involving physical to virtual remapping

2018-07-14 Thread Hazel Russman
Gentlemen, I was given your contact details by Michael Shell, who has been helping me to troubleshoot this problem via the Linux From Scratch support list. For some time now I have been unable to boot recent kernels (4.14 or later) on my rather elderly desktop machine. The kernel panics during