Re: [PATCH] ARM: OMAP5 / DRA7: Fix HYP mode boot for thumb2 build

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On Thu, Feb 16, 2017 at 09:24:48PM +0100, Matthijs van Duin wrote:
> On Thu, Feb 16, 2017 at 03:03:47PM -0500, Lennart Sorensen wrote:
> > From what I can tell, using badr would make it work correctly for a
> > THUMB kernel build?  I certainly never tested that before so it may
> > very well be broken in that case.
> 
> It was.  My first try to boot a kernel in HYP mode resulted in:
> 
> [    0.156634] smp: Bringing up secondary CPUs ...
> [    1.298996] CPU1: failed to come online
> 
> Replacing adr by badr fixes this, without any imapct on non-thumb builds
> since there it simply expands to 'adr' again.
> 
> (I didn't know about this macro before, but it's all over the place in
> arch/arm/kernel/*.S)

Well the macro certainly explains why it would work in ARM mode and not
THUMB mode.

Looks like a good fix then.

-- 
Len Sorensen
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