Re: Build failures in -next: sys_pkey_mprotect etc. undefined

From: Guenter Roeck
Date: Mon Sep 12 2016 - 16:32:36 EST


Hi Dave,

On Mon, Sep 12, 2016 at 01:09:17PM -0700, Dave Hansen wrote:
> On 09/12/2016 07:55 AM, Guenter Roeck wrote:
> > Building h8300:allnoconfig ... failed
> > Building h8300:h8300h-sim_defconfig ... failed
> > Building c6x:dsk6455_defconfig ... failed
> >
> > [ and more builds for the same architectures ]
> >
> > --------------
> > Error log:
> > arch/h8300/kernel/built-in.o:(.data+0x480): undefined reference to
> > `sys_pkey_mprotect'
> > arch/h8300/kernel/built-in.o:(.data+0x484): undefined reference to
> > `sys_pkey_alloc'
> > arch/h8300/kernel/built-in.o:(.data+0x488): undefined reference to
> > `sys_pkey_free'
>
> So, I've done what Arnd suggested, but I don't have a working
> cross-compiler than can do h8300 or c6x. Could you test the attached
> patch and see if it gets things working for you?
>
Works for both h8300 and c6x. Feel free to add

Tested-by: Guenter Roeck <linux@xxxxxxxxxxxx>

> Also, do you have a handy place to grab a cross-compiler for h8300
> without having to build one? The kernel.org ones don't seem to work for
> h8300.
>
Try http://server.roeck-us.net/toolchains/. Should be position independent.

Guenter