From: Arnd Bergmann <arnd@arndb.de>
To: linux-arm-kernel@lists.infradead.org
Cc: Steven Rostedt <rostedt@goodmis.org>,
        Russell King <linux@arm.linux.org.uk>,
        Ard Biesheuvel <ard.biesheuvel@linaro.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Frederic Weisbecker <fweisbec@gmail.com>, linux-kernel@vger.kernel.org,
        Ingo Molnar <mingo@redhat.com>, Andy Lutomirski <luto@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>, Borislav Petkov <bp@suse.de>,
        Mel Gorman <mgorman@techsingularity.net>
Subject: Re: [PATCH] sched/core: don't include asm/mmu_context from drivers
Date: Fri, 29 Apr 2016 17:37:48 +0200
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On Friday 29 April 2016 09:42:18 Steven Rostedt wrote:
> On Fri, 29 Apr 2016 10:52:32 +0200
> Arnd Bergmann <arnd@arndb.de> wrote:
> 
> > This reverts the earlier fix attempt and works around the problem
> > by including both linux/mmu_context.h and asm/mmu_context.h from
> > kernel/sched/core.c. This is not a good solution but seems less
> > hacky than the alternatives.
> 
> What about simply not compiling finish_arch_post_lock_switch() when
> building modules?
> 
> (untested, not compiled or anything)
> 
> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
> 

It should work as well.

I think I suggested doing that the last time the problem came up
a few years ago, but we ended up not including the header instead,
so I kept doing that.

	Arnd