From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
kbuild-all@01.org, Johannes Weiner <hannes@cmpxchg.org>,
kbuild test robot <fengguang.wu@intel.com>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: [mmotm:master 162/365] mm/mmap.c:2858:46: error: 'PUD_SHIFT' undeclared
Date: Sat, 17 Jan 2015 03:32:25 +0200 [thread overview]
Message-ID: <20150117013225.GB3614@node.dhcp.inet.fi> (raw)
In-Reply-To: <201501170847.915ITc9r%fengguang.wu@intel.com>
On Sat, Jan 17, 2015 at 08:56:48AM +0800, kbuild test robot wrote:
> tree: git://git.cmpxchg.org/linux-mmotm.git master
> head: 59f7a5af1a6c9e19c6e5152f26548c494a2d7338
> commit: c824a9dc5e8821ce083652d4f728e804161d3dd0 [162/365] mm: account pmd page tables to the process
> config: microblaze-mmu_defconfig (attached as .config)
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout c824a9dc5e8821ce083652d4f728e804161d3dd0
> # save the attached .config to linux build tree
> make.cross ARCH=microblaze
>
> All error/warnings:
>
> In file included from arch/microblaze/include/asm/bug.h:1:0,
> from include/linux/bug.h:4,
> from include/linux/thread_info.h:11,
> from include/asm-generic/preempt.h:4,
> from arch/microblaze/include/generated/asm/preempt.h:1,
> from include/linux/preempt.h:18,
> from include/linux/spinlock.h:50,
> from include/linux/mmzone.h:7,
> from include/linux/gfp.h:5,
> from include/linux/slab.h:14,
> from mm/mmap.c:12:
> mm/mmap.c: In function 'exit_mmap':
> >> mm/mmap.c:2858:46: error: 'PUD_SHIFT' undeclared (first use in this function)
> round_up(FIRST_USER_ADDRESS, PUD_SIZE) >> PUD_SHIFT);
> ^
> include/asm-generic/bug.h:86:25: note: in definition of macro 'WARN_ON'
> int __ret_warn_on = !!(condition); \
> ^
> mm/mmap.c:2858:46: note: each undeclared identifier is reported only once for each function it appears in
> round_up(FIRST_USER_ADDRESS, PUD_SIZE) >> PUD_SHIFT);
> ^
> include/asm-generic/bug.h:86:25: note: in definition of macro 'WARN_ON'
> int __ret_warn_on = !!(condition); \
> ^
>
> vim +/PUD_SHIFT +2858 mm/mmap.c
>
> 2852 }
> 2853 vm_unacct_memory(nr_accounted);
> 2854
> 2855 WARN_ON(atomic_long_read(&mm->nr_ptes) >
> 2856 round_up(FIRST_USER_ADDRESS, PMD_SIZE) >> PMD_SHIFT);
> 2857 WARN_ON(mm_nr_pmds(mm) >
> > 2858 round_up(FIRST_USER_ADDRESS, PUD_SIZE) >> PUD_SHIFT);
> 2859 }
> 2860
> 2861 /* Insert vm structure into process list sorted by address
prev parent reply other threads:[~2015-01-17 1:32 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-17 0:56 [mmotm:master 162/365] mm/mmap.c:2858:46: error: 'PUD_SHIFT' undeclared kbuild test robot
2015-01-17 1:32 ` Kirill A. Shutemov [this message]
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