From: Dan Williams <dan.j.williams@intel.com>
To: kbuild test robot <fengguang.wu@intel.com>
Cc: kbuild-all@01.org, Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: [linux-next:master 13808/14071] arch/arm/include/asm/pgtable-3level.h:228:25: note: in expansion of macro 'pmd_write'
Date: Wed, 22 Nov 2017 13:37:08 -0800 [thread overview]
Message-ID: <CAPcyv4jspX-_a_0Pvw2TKgn6Op0h=Yq5EMi-1xvHDeDDJ_Xn-g@mail.gmail.com> (raw)
In-Reply-To: <201711230046.iK2mFk89%fengguang.wu@intel.com>
On Wed, Nov 22, 2017 at 8:44 AM, kbuild test robot
<fengguang.wu@intel.com> wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head: aa1fbe633d3034f9f838ff13387af04771e68e31
> commit: 5292abe86ee6b74a475d33d38bf5a266dacece0b [13808/14071] mm: fix device-dax pud write-faults triggered by get_user_pages()
> config: arm-axm55xx_defconfig (attached as .config)
> compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
> reproduce:
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout 5292abe86ee6b74a475d33d38bf5a266dacece0b
> # save the attached .config to linux build tree
> make.cross ARCH=arm
>
> All error/warnings (new ones prefixed by >>):
>
> In file included from arch/arm/include/asm/pgtable.h:32:0,
> from include/linux/memremap.h:8,
> from include/linux/mm.h:27,
> from arch/arm/kernel/asm-offsets.c:15:
>>> arch/arm/include/asm/pgtable-3level.h:212:32: error: expected identifier or '(' before '!' token
> #define pmd_isclear(pmd, val) (!(pmd_val(pmd) & (val)))
> ^
>>> arch/arm/include/asm/pgtable-3level.h:225:26: note: in expansion of macro 'pmd_isclear'
> #define pmd_write(pmd) (pmd_isclear((pmd), L_PMD_SECT_RDONLY))
> ^~~~~~~~~~~
>>> arch/arm/include/asm/pgtable-3level.h:228:25: note: in expansion of macro 'pmd_write'
> #define pud_write(pud) pmd_write(__pmd(pud_val(pud)))
> ^~~~~~~~~
> include/asm-generic/pgtable.h:817:19: note: in expansion of macro 'pud_write'
> static inline int pud_write(pud_t pud)
> ^~~~~~~~~
> make[2]: *** [arch/arm/kernel/asm-offsets.s] Error 1
> make[2]: Target '__build' not remade because of errors.
> make[1]: *** [prepare0] Error 2
> make[1]: Target 'prepare' not remade because of errors.
> make: *** [sub-make] Error 2
The build succeeds for me when this commit is based on top of mainline
at commit:
a3841f94c7ec Merge tag 'libnvdimm-for-4.15' of
git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
...so something in -next causes this to fail. I'll take a look.
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prev parent reply other threads:[~2017-11-22 21:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-22 16:44 kbuild test robot
2017-11-22 21:37 ` Dan Williams [this message]
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