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Date: Wed, 7 Feb 2024 12:25:23 +0000
From: Dave Martin <Dave.Martin@arm.com>
To: Mark Brown <broonie@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org, Will Deacon <will@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Oleg Nesterov <oleg@redhat.com>, Al Viro <viro@zeniv.linux.org.uk>,
	linux-kernel@vger.kernel.org, Doug Anderson <dianders@chromium.org>
Subject: Re: [RFC PATCH] arm64/sve,sme: Refine scalable regset sizes at boot
Message-ID: <ZcN2syiQfgzdMiDF@e133380.arm.com>
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 <ZcIS6ySfoGzwv31M@finisterre.sirena.org.uk>
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On Tue, Feb 06, 2024 at 11:07:23AM +0000, Mark Brown wrote:
> On Mon, Feb 05, 2024 at 05:27:20PM +0000, Dave Martin wrote:
> 
> > --- a/arch/arm64/kernel/ptrace.c
> > +++ b/arch/arm64/kernel/ptrace.c
> > @@ -9,6 +9,7 @@
> >   */
> >  
> >  #include <linux/audit.h>
> > +#include <linux/cache.h>
> >  #include <linux/compat.h>
> >  #include <linux/kernel.h>
> >  #include <linux/sched/signal.h>
> 
> Why?

include/linux/cache.h:#define __ro_after_init

(Yes, I was a bit surprised too, but that's where it is.)

Cheers
---Dave