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

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Message-ID: <20170511214636.GC3489@atomide.com>
Date:   Thu, 11 May 2017 14:46:37 -0700
From:   Tony Lindgren <tony@...mide.com>
To:     Guenter Roeck <linux@...ck-us.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, shuahkh@....samsung.com,
        patches@...nelci.org, ben.hutchings@...ethink.co.uk,
        stable@...r.kernel.org
Subject: Re: [PATCH 3.18 00/39] 3.18.53-stable review

* Matthijs van Duin <matthijsvanduin@...il.com> [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.

Regards,

Tony