[PATCH v2 0/3] Fix Thumb-2 undef handling for mixed-arch kernels

Dave Martin dave.martin at linaro.org
Fri Aug 19 05:00:15 EDT 2011


On Thu, Aug 18, 2011 at 11:29:06PM +0100, Russell King - ARM Linux wrote:
> On Thu, Aug 18, 2011 at 06:01:51PM +0100, Dave Martin wrote:
> > In kernels which support v6 and v7 platforms in a single binary
> > such as omap2plus_defconfig for example, undefined instruction
> > exceptions taken on Thumb instructions are not processed correctly,
> > because the kernel assumes at build-time that Thumb-2 won't be
> > supported in userspace.
> 
> Unless there's any further comments from anyone, I think this is now
> ready.  Thanks.

OK, I'll send it to the patch system if nobody comes back with anything.

Cheers
---Dave




More information about the linux-arm-kernel mailing list