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Message-ID: <202305120142.yXsNEo6H-lkp@intel.com>
Date: Fri, 12 May 2023 01:37:52 +0800
From: kernel test robot <lkp@...el.com>
To: Ryan Roberts <ryan.roberts@....com>,
Andrew Morton <akpm@...ux-foundation.org>,
"Matthew Wilcox (Oracle)" <willy@...radead.org>,
"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
SeongJae Park <sj@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev,
Linux Memory Management List <linux-mm@...ck.org>,
Ryan Roberts <ryan.roberts@....com>,
linux-kernel@...r.kernel.org, damon@...ts.linux.dev
Subject: Re: [RESEND PATCH v1 5/5] mm: ptep_deref() conversion
Hi Ryan,
kernel test robot noticed the following build errors:
[auto build test ERROR on akpm-mm/mm-everything]
[also build test ERROR on sj/damon/next drm-intel/for-linux-next-fixes char-misc/char-misc-testing char-misc/char-misc-next char-misc/char-misc-linus tip/perf/core kvm/queue linus/master v6.4-rc1 next-20230511]
[cannot apply to drm-intel/for-linux-next awilliam-vfio/next awilliam-vfio/for-linus xen-tip/linux-next acme/perf/core kvm/linux-next]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Ryan-Roberts/mm-vmalloc-must-set-pte-via-arch-code/20230511-213826
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/20230511132113.80196-6-ryan.roberts%40arm.com
patch subject: [RESEND PATCH v1 5/5] mm: ptep_deref() conversion
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20230512/202305120142.yXsNEo6H-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 12.1.0
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
# https://github.com/intel-lab-lkp/linux/commit/6cb99aca1b207cdf4f320eec14447bdc654b51df
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Ryan-Roberts/mm-vmalloc-must-set-pte-via-arch-code/20230511-213826
git checkout 6cb99aca1b207cdf4f320eec14447bdc654b51df
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh SHELL=/bin/bash fs/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305120142.yXsNEo6H-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/migrate.h:8,
from fs/nfs/write.c:17:
include/linux/hugetlb.h: In function 'huge_ptep_clear_flush':
>> include/linux/hugetlb.h:1203:16: error: implicit declaration of function 'ptep_deref' [-Werror=implicit-function-declaration]
1203 | return ptep_deref(ptep);
| ^~~~~~~~~~
>> include/linux/hugetlb.h:1203:16: error: incompatible types when returning type 'int' but 'pte_t' was expected
1203 | return ptep_deref(ptep);
| ^~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from fs/proc/meminfo.c:6:
include/linux/hugetlb.h: In function 'huge_ptep_clear_flush':
>> include/linux/hugetlb.h:1203:16: error: implicit declaration of function 'ptep_deref' [-Werror=implicit-function-declaration]
1203 | return ptep_deref(ptep);
| ^~~~~~~~~~
>> include/linux/hugetlb.h:1203:16: error: incompatible types when returning type 'int' but 'pte_t' was expected
1203 | return ptep_deref(ptep);
| ^~~~~~~~~~~~~~~~
fs/proc/meminfo.c: At top level:
fs/proc/meminfo.c:23:28: warning: no previous prototype for 'arch_report_meminfo' [-Wmissing-prototypes]
23 | void __attribute__((weak)) arch_report_meminfo(struct seq_file *m)
| ^~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/ptep_deref +1203 include/linux/hugetlb.h
1199
1200 static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma,
1201 unsigned long addr, pte_t *ptep)
1202 {
> 1203 return ptep_deref(ptep);
1204 }
1205
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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