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Date: Fri, 2 Feb 2018 12:27:27 +0800
From: kbuild test robot <lkp@...el.com>
To: Ram Pai <linuxram@...ibm.com>
Cc: kbuild-all@...org, mpe@...erman.id.au, mingo@...hat.com,
akpm@...ux-foundation.org, linuxppc-dev@...ts.ozlabs.org,
linux-mm@...ck.org, x86@...nel.org, linux-arch@...r.kernel.org,
linux-kernel@...r.kernel.org, dave.hansen@...el.com,
benh@...nel.crashing.org, paulus@...ba.org,
khandual@...ux.vnet.ibm.com, aneesh.kumar@...ux.vnet.ibm.com,
bsingharora@...il.com, hbabu@...ibm.com, mhocko@...nel.org,
bauerman@...ux.vnet.ibm.com, ebiederm@...ssion.com,
linuxram@...ibm.com, corbet@....net, arnd@...db.de,
fweimer@...hat.com, msuchanek@...e.com
Subject: Re: [PATCH v11 3/3] mm, x86: display pkey in smaps only if arch
supports pkeys
Hi Ram,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v4.15 next-20180201]
[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/Ram-Pai/mm-x86-powerpc-Enhancements-to-Memory-Protection-Keys/20180202-120004
config: x86_64-randconfig-x005-201804 (attached as .config)
compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All error/warnings (new ones prefixed by >>):
In file included from arch/x86/include/asm/mmu_context.h:8:0,
from arch/x86/events/core.c:36:
>> include/linux/pkeys.h:16:23: error: expected identifier or '(' before numeric constant
#define vma_pkey(vma) 0
^
>> arch/x86/include/asm/mmu_context.h:298:19: note: in expansion of macro 'vma_pkey'
static inline int vma_pkey(struct vm_area_struct *vma)
^~~~~~~~
vim +16 include/linux/pkeys.h
7
8 #ifdef CONFIG_ARCH_HAS_PKEYS
9 #include <asm/pkeys.h>
10 #else /* ! CONFIG_ARCH_HAS_PKEYS */
11 #define arch_max_pkey() (1)
12 #define execute_only_pkey(mm) (0)
13 #define arch_override_mprotect_pkey(vma, prot, pkey) (0)
14 #define PKEY_DEDICATED_EXECUTE_ONLY 0
15 #define ARCH_VM_PKEY_FLAGS 0
> 16 #define vma_pkey(vma) 0
17
---
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" (30449 bytes)
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