linux-kernel - Re: linux-next: manual merge of the m68knommu tree with the m68k tree

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Date:	Fri, 27 Nov 2009 21:23:54 +1000
From:	Greg Ungerer <gerg@...pgear.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
CC:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andreas Schwab <schwab@...ux-m68k.org>
Subject: Re: linux-next: manual merge of the m68knommu tree with the m68k
 tree

Hi Geert,

On 11/27/2009 06:43 PM, Geert Uytterhoeven wrote:
> On Fri, Nov 27, 2009 at 05:43, Greg Ungerer<gerg@...pgear.com>  wrote:
>> Geert Uytterhoeven wrote:
>>>
>>> On Thu, Nov 26, 2009 at 01:58, Stephen Rothwell<sfr@...b.auug.org.au>
>>> wrote:
>>>>
>>>> Today's linux-next merge of the m68knommu tree got a conflict in
>>>> arch/m68k/include/asm/ptrace.h between commit
>>>> 63c361b65f6540043c4baabf1a044a45c7465858 ("m68k: use generic code for
>>>> ptrace requests") from the m68k tree and commit
>>>> 03a03164e8084b810e9f92906a51232d63bac72c ("m68knommu: define
>>>> arch_has_single_step() and friends") from the m68knommu tree.
>>>>
>>>> These mostly add the same stuff but not quite :-(
>>>
>>> Ah sorry, my bad. I'm not yet used to the uClinux guys touching "my"
>>> includes ;-)
>>> So we need better coordination between us.
>>>
>>> IIRC, Greg's changes were inspired by Andreas' patch.
>>
>> Yes, largely they are.
>>
>>
>>>> I have done a fixup (see below) and can carry it as necessary.  Please
>>>> check the result.
>>>
>>> At first sight, it looks OK. Thanks for fixing it up!
>>
>> Yep, looks ok from what I can see.
>>
>> Geert, how do you want to handle for the real linus merge?
>> Do you want me to drop the changes to ptrace.h from that patch?
>
> I can apply your patch (modified to apply on top of Andreas') to the
> m68k for-linus branch.
> Does that sound OK for you?

Yep, thats fine by me.

Regards
Greg



>>>> --
>>>> Cheers,
>>>> Stephen Rothwell                    sfr@...b.auug.org.au
>>>>
>>>> diff --cc arch/m68k/include/asm/ptrace.h
>>>> index eef9309,beb2091..0000000
>>>> --- a/arch/m68k/include/asm/ptrace.h
>>>> +++ b/arch/m68k/include/asm/ptrace.h
>>>> @@@ -86,14 -84,15 +86,18 @@@ struct switch_stack
>>>>   extern void show_regs(struct pt_regs *);
>>>>
>>>>   /*
>>>>   - * These are defined as per linux/ptrace.h.
>>>>   + * These are defined as per linux/ptrace.h, which see.
>>>>   */
>>>> + struct task_struct;
>>>> +
>>>>   -#ifndef CONFIG_MMU
>>>>   -#define       arch_has_single_step()  (1)
>>>>   +#define arch_has_single_step()        (1)
>>>>   extern void user_enable_single_step(struct task_struct *);
>>>>   extern void user_disable_single_step(struct task_struct *);
>>>>   +
>>>> ++#ifdef CONFIG_MMU
>>>>   +#define arch_has_block_step() (1)
>>>>   +extern void user_enable_block_step(struct task_struct *);
>>>> + #endif
>>>>
>>>>   #endif /* __KERNEL__ */
>>>>   #endif /* __ASSEMBLY__ */
>
> Gr{oetje,eeting}s,
>
> 						Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
> 							    -- Linus Torvalds
>

-- 
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Greg Ungerer  --  Principal Engineer        EMAIL:     gerg@...pgear.com
SnapGear Group, McAfee                      PHONE:       +61 7 3435 2888
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