Re: [PATCH] arch: m68k: include: asm: define 'VM_DATA_DEFAULT_FLAGS' no matter whether has 'NOMMU' or not.

[Chen Gang F T <chen.gang.flying.transformer@gmail.com>]

On 08/05/2013 09:37 AM, Greg Ungerer wrote:
> Hi Chen Gang,
> 
> On 01/07/13 12:43, Chen Gang wrote:
>> Hello Maintainers:
>>
>> Please help check the patch whether OK or not, when you have time.
>>
>> Thanks.
>>
>> On 06/22/2013 02:49 PM, Chen Gang wrote:
>>>
>>> Define 'VM_DATA_DEFAULT_FLAGS' when 'NOMMU' to pass compiling.
>>>
>>> So move it from "include/asm/page_mm.h to "include/asm/page.h"
>>>
>>> The related make:
>>>
>>>   make ARCH=m68k randconfig
>>>   make ARCH=m68k menuconfig
>>>     choose cross compiler
>>>     disable MMU support
>>>   make ARCH=m68k V=1 EXTRA_CFLAGS=-W
>>>
>>> The related error:
>>>
>>>   security/selinux/hooks.c: In function ‘selinux_init’:
>>>   security/selinux/hooks.c:5821:21: error: ‘VM_DATA_DEFAULT_FLAGS’ undeclared (first use in this function)
>>>
>>> (the attachment is the related .config file)
>>>
>>>
>>> Signed-off-by: Chen Gang <gang.chen@asianux.com>
> 
> I am fine with this:
> 
> Acked-by: Greg Ungerer <gerg@uclinux.org>
> 

Thank you very much.

> Do you want me to add this to the m68knommu git tree, and push to
> Linus?
> 

Yeah, thank you.

:-)

> Regards
> Greg
> 
> 
>>> ---
>>>  arch/m68k/include/asm/page.h    |    3 +++
>>>  arch/m68k/include/asm/page_mm.h |    3 ---
>>>  2 files changed, 3 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/arch/m68k/include/asm/page.h b/arch/m68k/include/asm/page.h
>>> index 7c360da..38b024a 100644
>>> --- a/arch/m68k/include/asm/page.h
>>> +++ b/arch/m68k/include/asm/page.h
>>> @@ -48,6 +48,9 @@ extern unsigned long _ramend;
>>>  #include <asm/page_no.h>
>>>  #endif
>>>  
>>> +#define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | VM_EXEC | \
>>> +				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
>>> +
>>>  #include <asm-generic/getorder.h>
>>>  
>>>  #endif /* _M68K_PAGE_H */
>>> diff --git a/arch/m68k/include/asm/page_mm.h b/arch/m68k/include/asm/page_mm.h
>>> index 89f2014..5029f73 100644
>>> --- a/arch/m68k/include/asm/page_mm.h
>>> +++ b/arch/m68k/include/asm/page_mm.h
>>> @@ -173,7 +173,4 @@ static inline __attribute_const__ int __virt_to_node_shift(void)
>>>  
>>>  #endif /* __ASSEMBLY__ */
>>>  
>>> -#define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | VM_EXEC | \
>>> -				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
>>> -
>>>  #endif /* _M68K_PAGE_MM_H */
>>>
>>
>>
> 
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-- 
Chen Gang