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SubjectRe: [PATCH] objtool: fix build of 64-bit kernel with 32-bit userspace
On Mon, Nov 27, 2017 at 06:32:48PM +0100, Sven Joachim wrote:
> On 2017-11-07 11:55 -0600, Josh Poimboeuf wrote:
>
> > [ Adding Ingo to cc because I believe it was his suggestion to hide the
> > guess unwinder behind CONFIG_EXPERT. ]
> >
> > On Mon, Nov 06, 2017 at 06:27:53PM -0500, Mikulas Patocka wrote:
> >> This patch fixes building of 64-bit kernel on 32-bit userspace (I tested
> >> it on RHEL-6-i686 and Debian-Sid-x32).
> >
> > Thanks, I'll review the patch.
>
> Any news on that? After upgrading to 4.15-rc1 and running
> "make oldconfig" I found out that the kernel would no longer build
> unless I selected CONFIG_UNWINDER_FRAME_POINTER=y.
>
> ,----
> | $ uname -m
> | x86_64
> | $ dpkg --print-architecture
> | i386
> `----

Sorry, I was traveling last week and I'm still getting caught up. I'll
take a look at it this week.

--
Josh

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