Re: [PATCH 3.18 00/39] 3.18.53-stable review

From: Arnd Bergmann
Date: Fri May 12 2017 - 06:15:28 EST


On Fri, May 12, 2017 at 11:37 AM, Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Thu, May 11, 2017 at 02:46:37PM -0700, Tony Lindgren wrote:
>> * Matthijs van Duin <matthijsvanduin@xxxxxxxxx> [170511 14:34]:
>> > On Thu, May 11, 2017 at 02:16:07PM -0700, Guenter Roeck wrote:
>> > > arch/arm/mach-omap2/omap-headsmp.S:60: Error: bad instruction `badr r0,hyp_boot'
>> > >
>> > > I see "badr" used in later kernels, but not in v3.18. Does this possibly
>> > > require some secondary patches ?
>> >
>> > It was introduced in kernel 4.2 by
>> > 14327c662822 "ARM: replace BSYM() with badr assembly macro"
>> >
>> > The correct backport would therefore just be:
>> >
>> > - adr r0, hyp_boot
>> > + adr r0, BSYM(hyp_boot)
>> >
>> > Right?
>>
>> Or just skip this for v3.18 until somebody actually needs thumb
>> kernel with hypervisor and can provide a Tested-by.
>
> Ok, I'll drop this patch for now, it was added to fix a build warning
> that Arnd found. I'll wait for a proper backport if people really get
> annoyed by it :)

Are you sure it was one of mine? While it seems like an important
fix, I don't remember seeing it and it doesn't look like a warning fix
but a boot regression.

If I did send you this commit ID, it was probably a mistake on my
end, but then I'd like to find out where I went wrong.

Arnd