From: kernel test robot <lkp@intel.com>
To: Sumit Semwal <sumit.semwal@linaro.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org,
Alexey Dobriyan <adobriyan@gmail.com>,
Jonathan Corbet <corbet@lwn.net>
Cc: kbuild-all@lists.01.org,
Linux Memory Management List <linux-mm@kvack.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
linux-media@vger.kernel.org, Kees Cook <keescook@chromium.org>,
Michal Hocko <mhocko@suse.com>, Colin Cross <ccross@google.com>
Subject: Re: [PATCH v6 3/3] mm: add a field to store names for private anonymous memory
Date: Tue, 1 Sep 2020 21:31:00 +0800 [thread overview]
Message-ID: <202009012106.erdERj7U%lkp@intel.com> (raw)
In-Reply-To: <20200901091901.19779-4-sumit.semwal@linaro.org>
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Hi Sumit,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v5.9-rc3]
[cannot apply to hnaz-linux-mm/master linux/master next-20200828]
[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/Sumit-Semwal/Anonymous-VMA-naming-patches/20200901-172131
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git b51594df17d0ce80b9f9f35394a1f42d7ac94472
config: m68k-randconfig-s032-20200901 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.2-191-g10164920-dirty
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=m68k
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 >>):
m68k-linux-ld: kernel/sys.o: in function `prctl_set_vma':
>> kernel/sys.c:2294: undefined reference to `madvise_set_anon_name'
# https://github.com/0day-ci/linux/commit/aff01cd66b017fe09b1a449d66c8988bcc5960b9
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Sumit-Semwal/Anonymous-VMA-naming-patches/20200901-172131
git checkout aff01cd66b017fe09b1a449d66c8988bcc5960b9
vim +2294 kernel/sys.c
2282
2283 #ifdef CONFIG_MMU
2284 static int prctl_set_vma(unsigned long opt, unsigned long addr,
2285 unsigned long len, unsigned long arg)
2286 {
2287 struct mm_struct *mm = current->mm;
2288 int error;
2289
2290 mmap_write_lock(mm);
2291
2292 switch (opt) {
2293 case PR_SET_VMA_ANON_NAME:
> 2294 error = madvise_set_anon_name(addr, len, arg);
2295 break;
2296 default:
2297 error = -EINVAL;
2298 }
2299
2300 mmap_write_unlock(mm);
2301
2302 return error;
2303 }
2304 #else /* CONFIG_MMU */
2305 static int prctl_set_vma(unsigned long opt, unsigned long start,
2306 unsigned long len_in, unsigned long arg)
2307 {
2308 return -EINVAL;
2309 }
2310 #endif
2311
---
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:[~2020-09-01 13:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-01 9:18 [PATCH v6 0/3] Anonymous VMA naming patches Sumit Semwal
2020-09-01 9:18 ` [PATCH v6 1/3] mm: rearrange madvise code to allow for reuse Sumit Semwal
2020-09-01 9:19 ` [PATCH v6 2/3] mm: memory: Add access_remote_vm_locked variant Sumit Semwal
2020-09-01 9:19 ` [PATCH v6 3/3] mm: add a field to store names for private anonymous memory Sumit Semwal
2020-09-01 13:31 ` kernel test robot [this message]
2020-09-01 14:48 ` kernel test robot
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