[PATCH] ARM: signal: fix armv7-m build issue in sigreturn_codes.S
Uwe Kleine-König
u.kleine-koenig at pengutronix.de
Mon Nov 11 04:33:11 EST 2013
Hi Victor,
On Mon, Nov 11, 2013 at 12:10:26AM -0800, Victor Kamensky wrote:
> Here is proposal for armv7-m build failure in sigreturn_codes.S. The
> armv7-m build issue was discussed in [1].
>
> Proposed solution is based on conditional compilation. If
> CONFIG_CPU_THUMBONLY is set instead of arm opcodes nops in thumb mode
> are used. I've tried to wrap conditional compilation as nice as I
> found possible. Other suggestions/approaches are welcome.
>
> Fix was tested:
> linux-next with efm32_defconfig build (along with few other fixes)
> rmk-next BE/LE arndale build/boot and LTP rt_sigaction0? tests run
Next currently fails for other reasons, too and I'm out of time. I'd say
if it compiles for you it's fine and I will handle eventual fall-outs
later.
> Uwe, is it possible for you to test that the fix runs on efm32. Also
> if the platform can run LTP, you give a spin to LTP rt_sigaction0?
> tests that would be great. It is known that this tests covers code
> under change.
No, at least not as easily as enable/install LTP and run it. ptxdist
doesn't offer a working LTP integration unfortunately.
Best regards
Uwe
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