Re: [PATCH 4.9 00/92] 4.9.81-stable review

[Greg Kroah-Hartman]

On Sat, Feb 17, 2018 at 02:31:53PM +0100, Yves-Alexis Perez wrote:
> On Tue, 2018-02-13 at 16:29 +0100, Greg Kroah-Hartman wrote:
> > > arch/powerpc/kernel/entry_64.S: Assembler messages:
> > > arch/powerpc/kernel/entry_64.S:260: Error: unrecognized opcode: `rfi_to_user'
> > > arch/powerpc/kernel/entry_64.S:270: Error: unrecognized opcode: `rfi_to_kernel'
> > > arch/powerpc/kernel/entry_64.S:885: Error: unrecognized opcode: `rfi_to_user'
> > > arch/powerpc/kernel/entry_64.S:900: Error: unrecognized opcode: `rfi_to_kernel'
> > > 
> > > Looks like 222f20f140623 ("powerpc/64s: Simple RFI macro conversions") is missing,
> > > or at least part of it. Unfortunately it doesn't apply cleanly.
> > 
> > Ugh.  Let's see if the ppc developers care about this or not :)
> 
> Hi,
> 
> in Debian we extracted the following hunk from 222f20f140623 to fix build on
> powerpc/ppc64el. Only compile tested against Debian builds though.
> 
> diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
> index 3320bcac7192..e68faa4d1b13 100644
> --- a/arch/powerpc/kernel/entry_64.S
> +++ b/arch/powerpc/kernel/entry_64.S
> @@ -37,6 +37,11 @@
>  #include <asm/tm.h>
>  #include <asm/ppc-opcode.h>
>  #include <asm/export.h>
> +#ifdef CONFIG_PPC_BOOK3S
> +#include <asm/exception-64s.h>
> +#else
> +#include <asm/exception-64e.h>
> +#endif
>  

Ah, thanks!  I've now queued up this portion of the patch.

greg k-h