From: kernel test robot <lkp@intel.com>
To: Ankur Arora <ankur.a.arora@oracle.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
kirill@shutemov.name, mhocko@kernel.org,
boris.ostrovsky@oracle.com, konrad.wilk@oracle.com,
Ankur Arora <ankur.a.arora@oracle.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>
Subject: Re: [PATCH 5/8] x86/clear_page: add clear_page_uncached()
Date: Wed, 14 Oct 2020 21:04:55 +0800 [thread overview]
Message-ID: <202010142041.SOR3okCw-lkp@intel.com> (raw)
In-Reply-To: <20201014083300.19077-6-ankur.a.arora@oracle.com>
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Hi Ankur,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on tip/master]
[also build test ERROR on linus/master next-20201013]
[cannot apply to tip/x86/core linux/master v5.9]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Ankur-Arora/Use-uncached-writes-while-clearing-gigantic-pages/20201014-163720
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 80f92ca9b86c71450f003d39956fca4327cc5586
config: arm64-randconfig-r001-20201014 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project e7fe3c6dfede8d5781bd000741c3dea7088307a4)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://github.com/0day-ci/linux/commit/6a1ec80588fc845c7ce6bd0e0e3635bf07d9110d
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Ankur-Arora/Use-uncached-writes-while-clearing-gigantic-pages/20201014-163720
git checkout 6a1ec80588fc845c7ce6bd0e0e3635bf07d9110d
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from arch/arm64/kernel/asm-offsets.c:16:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:22:
In file included from include/linux/writeback.h:14:
In file included from include/linux/blk-cgroup.h:23:
In file included from include/linux/blkdev.h:13:
In file included from include/linux/pagemap.h:11:
>> include/linux/highmem.h:240:2: error: implicit declaration of function 'clear_user_page_uncached' [-Werror,-Wimplicit-function-declaration]
clear_user_page_uncached(addr, vaddr, page);
^
include/linux/highmem.h:240:2: note: did you mean 'clear_user_highpage_uncached'?
include/linux/highmem.h:236:20: note: 'clear_user_highpage_uncached' declared here
static inline void clear_user_highpage_uncached(struct page *page, unsigned long vaddr)
^
1 error generated.
make[2]: *** [scripts/Makefile.build:117: arch/arm64/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1198: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/clear_user_page_uncached +240 include/linux/highmem.h
234
235 #ifndef clear_user_highpage_uncached
236 static inline void clear_user_highpage_uncached(struct page *page, unsigned long vaddr)
237 {
238 void *addr = kmap_atomic(page);
239
> 240 clear_user_page_uncached(addr, vaddr, page);
241 kunmap_atomic(addr);
242 }
243 #endif
244
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next prev parent reply other threads:[~2020-10-14 13:06 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-14 8:32 [PATCH 0/8] Use uncached writes while clearing gigantic pages Ankur Arora
2020-10-14 8:32 ` [PATCH 1/8] x86/cpuid: add X86_FEATURE_NT_GOOD Ankur Arora
2020-10-14 8:32 ` [PATCH 2/8] x86/asm: add memset_movnti() Ankur Arora
2020-10-14 8:32 ` [PATCH 3/8] perf bench: " Ankur Arora
2020-10-14 8:32 ` [PATCH 4/8] x86/asm: add clear_page_nt() Ankur Arora
2020-10-14 19:56 ` Borislav Petkov
2020-10-14 21:11 ` Ankur Arora
2020-10-14 8:32 ` [PATCH 5/8] x86/clear_page: add clear_page_uncached() Ankur Arora
2020-10-14 11:10 ` kernel test robot
2020-10-14 13:04 ` kernel test robot [this message]
2020-10-14 15:45 ` Andy Lutomirski
2020-10-14 19:58 ` Borislav Petkov
2020-10-14 21:07 ` Andy Lutomirski
2020-10-14 21:12 ` Borislav Petkov
2020-10-15 3:37 ` Ankur Arora
2020-10-15 10:35 ` Borislav Petkov
2020-10-15 21:20 ` Ankur Arora
2020-10-16 18:21 ` Borislav Petkov
2020-10-15 3:21 ` Ankur Arora
2020-10-15 10:40 ` Borislav Petkov
2020-10-15 21:40 ` Ankur Arora
2020-10-14 20:54 ` Ankur Arora
2020-10-14 8:32 ` [PATCH 6/8] mm, clear_huge_page: use clear_page_uncached() for gigantic pages Ankur Arora
2020-10-14 15:28 ` Ingo Molnar
2020-10-14 19:15 ` Ankur Arora
2020-10-14 8:32 ` [PATCH 7/8] x86/cpu/intel: enable X86_FEATURE_NT_GOOD on Intel Broadwellx Ankur Arora
2020-10-14 15:31 ` Ingo Molnar
2020-10-14 19:23 ` Ankur Arora
2020-10-14 8:32 ` [PATCH 8/8] x86/cpu/amd: enable X86_FEATURE_NT_GOOD on AMD Zen Ankur Arora
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