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Subject: Re: [PATCH V2 29/68] powerpc/mm: Move hugetlb and THP related pmd
 accessors to pgtable.h
To: Michael Ellerman <mpe@ellerman.id.au>,
 "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
 benh@kernel.crashing.org, paulus@samba.org
References: <1460182444-2468-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com>
 <1460182444-2468-30-git-send-email-aneesh.kumar@linux.vnet.ibm.com>
 <5718A328.10309@gmail.com> <1461232790.26743.0.camel@ellerman.id.au>
Cc: linuxppc-dev@lists.ozlabs.org
From: Balbir Singh <bsingharora@gmail.com>
Message-ID: <5718BCA8.704@gmail.com>
Date: Thu, 21 Apr 2016 21:42:32 +1000
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On 21/04/16 19:59, Michael Ellerman wrote:
> On Thu, 2016-04-21 at 19:53 +1000, Balbir Singh wrote:
>> On 09/04/16 16:13, Aneesh Kumar K.V wrote:
>>> +static inline int pgd_huge(pgd_t pgd)
>>> +{
>>> +	/*
>>> +	 * leaf pte for huge page
>>> +	 */
>>> +	return !!(pgd_val(pgd) & _PAGE_PTE);
>>> +}
>>> +#define pgd_huge pgd_huge
>>> +
>>
>> ??
> 
> #ifndef pgd_huge
> #define pgd_huge(x)	0
> #endif
> 
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/include/linux/hugetlb.h#n185
> 

Aaah.. makes sense

Cheers
Balbir Singh.