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Date:   Mon, 3 Apr 2017 03:55:53 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Punit Agrawal <punit.agrawal@....com>
Cc:     kbuild-all@...org, catalin.marinas@....com, will.deacon@....com,
        akpm@...ux-foundation.org, Punit Agrawal <punit.agrawal@....com>,
        linux-mm@...ck.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, tbaicar@...eaurora.org,
        kirill.shutemov@...ux.intel.com, mike.kravetz@...cle.com,
        Tony Luck <tony.luck@...el.com>,
        Fenghua Yu <fenghua.yu@...el.com>,
        James Hogan <james.hogan@...tec.com>,
        Ralf Baechle <ralf@...ux-mips.org>,
        "James E.J. Bottomley" <jejb@...isc-linux.org>,
        Helge Deller <deller@....de>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>,
        "David S. Miller" <davem@...emloft.net>,
        Chris Metcalf <cmetcalf@...lanox.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Steve Capper <steve.capper@....com>,
        Michal Hocko <mhocko@...e.com>,
        Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
        "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
        Hillf Danton <hillf.zj@...baba-inc.com>
Subject: Re: [PATCH 1/4] mm/hugetlb.c: add hstate parameter to
 huge_pte_offset()

Hi Punit,

[auto build test ERROR on arm64/for-next/core]
[also build test ERROR on v4.11-rc4]
[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/Punit-Agrawal/Add-hstate-parameter-to-huge_pte_offset/20170331-104016
base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
config: arm64-defconfig (attached as .config)
compiler: aarch64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm64 

All errors (new ones prefixed by >>):

   arch/arm64/mm/hugetlbpage.c: In function 'huge_ptep_get_and_clear':
>> arch/arm64/mm/hugetlbpage.c:200:10: error: too few arguments to function 'huge_pte_offset'
      cpte = huge_pte_offset(mm, addr);
             ^~~~~~~~~~~~~~~
   arch/arm64/mm/hugetlbpage.c:135:8: note: declared here
    pte_t *huge_pte_offset(struct mm_struct *mm,
           ^~~~~~~~~~~~~~~
   arch/arm64/mm/hugetlbpage.c: In function 'huge_ptep_set_access_flags':
   arch/arm64/mm/hugetlbpage.c:238:10: error: too few arguments to function 'huge_pte_offset'
      cpte = huge_pte_offset(vma->vm_mm, addr);
             ^~~~~~~~~~~~~~~
   arch/arm64/mm/hugetlbpage.c:135:8: note: declared here
    pte_t *huge_pte_offset(struct mm_struct *mm,
           ^~~~~~~~~~~~~~~
   arch/arm64/mm/hugetlbpage.c: In function 'huge_ptep_set_wrprotect':
   arch/arm64/mm/hugetlbpage.c:263:10: error: too few arguments to function 'huge_pte_offset'
      cpte = huge_pte_offset(mm, addr);
             ^~~~~~~~~~~~~~~
   arch/arm64/mm/hugetlbpage.c:135:8: note: declared here
    pte_t *huge_pte_offset(struct mm_struct *mm,
           ^~~~~~~~~~~~~~~
   arch/arm64/mm/hugetlbpage.c: In function 'huge_ptep_clear_flush':
   arch/arm64/mm/hugetlbpage.c:280:10: error: too few arguments to function 'huge_pte_offset'
      cpte = huge_pte_offset(vma->vm_mm, addr);
             ^~~~~~~~~~~~~~~
   arch/arm64/mm/hugetlbpage.c:135:8: note: declared here
    pte_t *huge_pte_offset(struct mm_struct *mm,
           ^~~~~~~~~~~~~~~

vim +/huge_pte_offset +200 arch/arm64/mm/hugetlbpage.c

66b3923a David Woods 2015-12-17  194  	if (pte_cont(*ptep)) {
66b3923a David Woods 2015-12-17  195  		int ncontig, i;
66b3923a David Woods 2015-12-17  196  		size_t pgsize;
66b3923a David Woods 2015-12-17  197  		pte_t *cpte;
66b3923a David Woods 2015-12-17  198  		bool is_dirty = false;
66b3923a David Woods 2015-12-17  199  
66b3923a David Woods 2015-12-17 @200  		cpte = huge_pte_offset(mm, addr);
66b3923a David Woods 2015-12-17  201  		ncontig = find_num_contig(mm, addr, cpte, *cpte, &pgsize);
66b3923a David Woods 2015-12-17  202  		/* save the 1st pte to return */
66b3923a David Woods 2015-12-17  203  		pte = ptep_get_and_clear(mm, addr, cpte);

:::::: The code at line 200 was first introduced by commit
:::::: 66b3923a1a0f77a563b43f43f6ad091354abbfe9 arm64: hugetlb: add support for PTE contiguous bit

:::::: TO: David Woods <dwoods@...hip.com>
:::::: CC: Will Deacon <will.deacon@....com>

---
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