Re: Build failures in v3.10-stable-queue, v3.14-stable-queue (+4.1, 4.3, 4.4)

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Wed, Jan 27, 2016 at 09:16:12AM -0800, Guenter Roeck wrote:
> On 01/27/2016 08:34 AM, Guenter Roeck wrote:
> >On 01/27/2016 04:22 AM, Guenter Roeck wrote:
> >[ ... ]
> >
> >>---
> >>mn10300 (v3.10, v3.14):
> >>
> >>kernel/uid16.c:19:1: error: unknown type name 'old_uid_t'
> >>kernel/uid16.c:19:1: error: unknown type name 'old_gid_t'
> >>ipc/util.c:609:2: error: 'old_uid_t' undeclared
> >>
> >>and other similar errors. Requires c86576ea114a ("mn10300: Select CONFIG_HAVE_UID16
> >>to fix build failure"). Results in minor easy to resolve conflict in v3.10.y (I didn't
> >>check v3.14.y). Let me know if you need a backport.
> >>
> >4.1 and 4.3 are also affected by this problem.
> >
> >---
> >arm64 (4.1, 4.3):
> >
> >allmodconfig core dumps (oops). I'll need to look into that one.
> >
> 
> Two patches are culprits here:
> 
> - 'recordmcount: arm64: Replace the ignored mcount call into nop' causes the crash.
>   It is not the C compiler. Maybe some other patch to recordmcount is missing.
> 
> - 'arm64: mm: use correct mapping granularity under DEBUG_RODATA' uses SWAPPER_BLOCK_SIZE
>   which is not defined in 4.3. This causes a build failure in 4.3 after reverting the above.
>   I didn't check 4.1.

Ok, as I have no idea here, and don't have an arm64 system to do
anything with (i.e. test), I'll just leave this alone until someone who
does care about the architecture comes along with a fix :)

thanks,

greg k-h