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Message-ID: <201705231602.FmqzOPRg%fengguang.wu@intel.com>
Date: Tue, 23 May 2017 16:36:43 +0800
From: kbuild test robot <lkp@...el.com>
To: Jérôme Glisse <jglisse@...hat.com>
Cc: kbuild-all@...org, akpm@...ux-foundation.org,
linux-kernel@...r.kernel.org, linux-mm@...ck.org,
John Hubbard <jhubbard@...dia.com>,
David Nellans <dnellans@...dia.com>,
Jérôme Glisse <jglisse@...hat.com>,
Dan Williams <dan.j.williams@...el.com>,
Ross Zwisler <ross.zwisler@...ux.intel.com>
Subject: Re: [HMM 07/15] mm/ZONE_DEVICE: new type of ZONE_DEVICE for
unaddressable memory v2
Hi Jérôme,
[auto build test ERROR on mmotm/master]
[also build test ERROR on next-20170523]
[cannot apply to v4.12-rc2]
[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/J-r-me-Glisse/HMM-Heterogeneous-Memory-Management-v22/20170523-153623
base: git://git.cmpxchg.org/linux-mmotm.git master
config: x86_64-acpi-redef (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All errors (new ones prefixed by >>):
In file included from include/linux/suspend.h:8:0,
from arch/x86/kernel/asm-offsets.c:12:
include/linux/mm.h: In function 'is_device_private_page':
>> include/linux/mm.h:796:15: error: dereferencing pointer to incomplete type 'struct dev_pagemap'
(page->pgmap->type == MEMORY_DEVICE_PRIVATE));
^~
>> include/linux/mm.h:796:25: error: 'MEMORY_DEVICE_PRIVATE' undeclared (first use in this function)
(page->pgmap->type == MEMORY_DEVICE_PRIVATE));
^~~~~~~~~~~~~~~~~~~~~
include/linux/mm.h:796:25: note: each undeclared identifier is reported only once for each function it appears in
make[2]: *** [arch/x86/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
vim +796 include/linux/mm.h
790 }
791
792 static inline bool is_device_private_page(const struct page *page)
793 {
794 /* See MEMORY_DEVICE_PRIVATE in include/linux/memory_hotplug.h */
795 return ((page_zonenum(page) == ZONE_DEVICE) &&
> 796 (page->pgmap->type == MEMORY_DEVICE_PRIVATE));
797 }
798 #else
799 static inline bool is_zone_device_page(const struct page *page)
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
Download attachment ".config.gz" of type "application/gzip" (31755 bytes)
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