linux-kernel - Re: [PATCH 5/7] mm/follow_page_mask: Add support for hugepage directory entry

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Date:   Tue, 18 Apr 2017 02:30:41 +0800
From:   kbuild test robot <lkp@...el.com>
To:     "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
Cc:     kbuild-all@...org, akpm@...ux-foundation.org, mpe@...erman.id.au,
        Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
        Anshuman Khandual <khandual@...ux.vnet.ibm.com>,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org,
        "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
Subject: Re: [PATCH 5/7] mm/follow_page_mask: Add support for hugepage
 directory entry

Hi Aneesh,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.11-rc7 next-20170413]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Aneesh-Kumar-K-V/HugeTLB-migration-support-for-PPC64/20170418-011540
config: x86_64-randconfig-a0-04180109 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   In file included from mm//swap.c:35:
>> include/linux/hugetlb.h:121: error: expected declaration specifiers or '...' before 'hugepd_t'

vim +121 include/linux/hugetlb.h

   115				unsigned long addr, unsigned long sz);
   116	pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr);
   117	int huge_pmd_unshare(struct mm_struct *mm, unsigned long *addr, pte_t *ptep);
   118	struct page *follow_huge_addr(struct mm_struct *mm, unsigned long address,
   119				      int write);
   120	struct page *follow_huge_pd(struct vm_area_struct *vma,
 > 121				    unsigned long address, hugepd_t hpd,
   122				    int flags, int pdshift);
   123	struct page *follow_huge_pmd(struct mm_struct *mm, unsigned long address,
   124					pmd_t *pmd, int flags);

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0-DAY kernel test infrastructure                Open Source Technology Center
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Download attachment ".config.gz" of type "application/gzip" (27758 bytes)