linux-kernel - Re: linux-next: manual merge of the tip tree with the m68knommu tree

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Date:	Wed, 21 Mar 2012 11:38:52 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Greg Ungerer <gerg@...pgear.com>,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: linux-next: manual merge of the tip tree with the m68knommu
 tree

Hi Greg, Geert,

On Fri, 2 Mar 2012 13:49:03 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Today's linux-next merge of the tip tree got conflicts in
> arch/m68k/kernel/process_no.c and arch/m68k/kernel/process_mm.c between
> commit 8d8b74c955fd ("m68k: merge the MMU and non-MMU versions of
> process.c") from the m68knommu tree and commit bd2f55361f18 ("sched/rt:
> Use schedule_preempt_disabled()") from the tip tree.

That tip tree commit is now in Linus' tree, so I am now applying the
patch below after merging the m68knommu tree.

> The former merged these two files into a single process.c, so I removed
> them.  I then applied the following merge fix patch.
> 
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Fri, 2 Mar 2012 13:43:03 +1100
> Subject: [PATCH] sched/rt: Use schedule_preempt_disabled() in m68k
> 
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  arch/m68k/kernel/process.c |    4 +---
>  1 files changed, 1 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/m68k/kernel/process.c b/arch/m68k/kernel/process.c
> index f053e24..c54ef927 100644
> --- a/arch/m68k/kernel/process.c
> +++ b/arch/m68k/kernel/process.c
> @@ -78,9 +78,7 @@ void cpu_idle(void)
>  	while (1) {
>  		while (!need_resched())
>  			idle();
> -		preempt_enable_no_resched();
> -		schedule();
> -		preempt_disable();
> +		schedule_preempt_disabled();
>  	}
>  }
>  
> -- 
> 1.7.9.1

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

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