linux-kernel - Re: [uClinux-dev] [PATCH] m68k{nommu} : Remove unused DEFINE's from asm-offsets.c

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Date:	Mon, 30 Aug 2010 15:30:35 +1000
From:	Greg Ungerer <gerg@...pgear.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
CC:	uClinux development list <uclinux-dev@...inux.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [uClinux-dev] [PATCH] m68k{nommu} : Remove unused DEFINE's from
 asm-offsets.c

Geert Uytterhoeven wrote:
> On Fri, Aug 27, 2010 at 08:08, Greg Ungerer <gerg@...pgear.com> wrote:
>> Philippe De Muyter wrote:
>>> m68k{nommu}/asm-offsets.c define many constants which are not used
>>> anymore anywhere; remove IRQ_DEVID, IRQ_HANDLER, IRQ_NEXT, STAT_IRQ,
>>> TASK_ACTIVE_MM, TASK_BLOCKED, TASK_FLAGS, TASK_PTRACE, TASK_STATE,
>>> TASK_THREAD_INFO, TI_CPU, TI_EXECDOMAIN and TI_TASK.
>>>
>>> Signed-off-by: Philippe De Muyter <phdm@...qel.be>
>> I have no problem with the m68knommu part. I can push that into
>> the m68knommu git tree. Or if the m68k guys are happy I can put
>> the whole thing there?
> 
> The m68k part is fine, too.
> 
> Acked-by: Geert Uytterhoeven <geert@...ux-m68k.org>

Thanks Geert. I have pushed this into the m68knommu git tree.

Regards
Greg



> 
>>> ---
>>>  arch/m68k/kernel/asm-offsets.c      |   12 ------------
>>>  arch/m68knommu/kernel/asm-offsets.c |    9 ---------
>>>  2 files changed, 0 insertions(+), 21 deletions(-)
>>>
>>> diff --git a/arch/m68k/kernel/asm-offsets.c
>>> b/arch/m68k/kernel/asm-offsets.c
>>> index 73e5e58..78e59b8 100644
>>> --- a/arch/m68k/kernel/asm-offsets.c
>>> +++ b/arch/m68k/kernel/asm-offsets.c
>>> @@ -22,13 +22,9 @@
>>>  int main(void)
>>>  {
>>>        /* offsets into the task struct */
>>> -       DEFINE(TASK_STATE, offsetof(struct task_struct, state));
>>> -       DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
>>> -       DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
>>>        DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
>>>        DEFINE(TASK_INFO, offsetof(struct task_struct, thread.info));
>>>        DEFINE(TASK_MM, offsetof(struct task_struct, mm));
>>> -       DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
>>>  #ifdef CONFIG_MMU
>>>        DEFINE(TASK_TINFO, offsetof(struct task_struct, thread.info));
>>>  #endif
>>> @@ -64,14 +60,6 @@ int main(void)
>>>        /* bitfields are a bit difficult */
>>>        DEFINE(PT_OFF_FORMATVEC, offsetof(struct pt_regs, pc) + 4);
>>>  -      /* offsets into the irq_handler struct */
>>> -       DEFINE(IRQ_HANDLER, offsetof(struct irq_node, handler));
>>> -       DEFINE(IRQ_DEVID, offsetof(struct irq_node, dev_id));
>>> -       DEFINE(IRQ_NEXT, offsetof(struct irq_node, next));
>>> -
>>> -       /* offsets into the kernel_stat struct */
>>> -       DEFINE(STAT_IRQ, offsetof(struct kernel_stat, irqs));
>>> -
>>>        /* offsets into the irq_cpustat_t struct */
>>>        DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t,
>>> __softirq_pending));
>>>  diff --git a/arch/m68knommu/kernel/asm-offsets.c
>>> b/arch/m68knommu/kernel/asm-offsets.c
>>> index 9a8876f..eca508c 100644
>>> --- a/arch/m68knommu/kernel/asm-offsets.c
>>> +++ b/arch/m68knommu/kernel/asm-offsets.c
>>> @@ -21,14 +21,8 @@
>>>  int main(void)
>>>  {
>>>        /* offsets into the task struct */
>>> -       DEFINE(TASK_STATE, offsetof(struct task_struct, state));
>>> -       DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
>>> -       DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
>>> -       DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked));
>>>        DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
>>> -       DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, stack));
>>>        DEFINE(TASK_MM, offsetof(struct task_struct, mm));
>>> -       DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
>>>        /* offsets into the irq_cpustat_t struct */
>>>        DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t,
>>> __softirq_pending));
>>> @@ -77,11 +71,8 @@ int main(void)
>>>        DEFINE(THREAD_SIZE, THREAD_SIZE);
>>>        /* Offsets in thread_info structure */
>>> -       DEFINE(TI_TASK, offsetof(struct thread_info, task));
>>> -       DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain));
>>>        DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
>>>        DEFINE(TI_PREEMPTCOUNT, offsetof(struct thread_info,
>>> preempt_count));
>>> -       DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
>>>        return 0;
>>>  }
> 
> 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
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