From: kernel test robot <lkp@intel.com>
To: Lorenzo Stoakes <lstoakes@gmail.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
Linux Memory Management List <linux-mm@kvack.org>,
Jason Gunthorpe <jgg@ziepe.ca>, Jens Axboe <axboe@kernel.dk>,
Matthew Wilcox <willy@infradead.org>,
Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>,
Leon Romanovsky <leon@kernel.org>,
Christian Benvenuti <benve@cisco.com>,
Nelson Escobar <neescoba@cisco.com>,
Bernard Metzler <bmt@zurich.ibm.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Bjorn Topel <bjorn@kernel.org>,
Magnus Karlsson <magnus.karlsson@intel.com>,
Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
Jonathan Lemon <jonathan.lemon@gmail.com>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Christian Brauner <brauner@kernel.org>
Subject: Re: [PATCH v6 3/3] mm/gup: disallow FOLL_LONGTERM GUP-fast writing to file-backed mappings
Date: Tue, 2 May 2023 11:33:29 +0800 [thread overview]
Message-ID: <202305021142.vBYXxxEh-lkp@intel.com> (raw)
In-Reply-To: <dee4f4ad6532b0f94d073da263526de334d5d7e0.1682981880.git.lstoakes@gmail.com>
Hi Lorenzo,
kernel test robot noticed the following build warnings:
[auto build test WARNING on akpm-mm/mm-everything]
url: https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Stoakes/mm-mmap-separate-writenotify-and-dirty-tracking-logic/20230502-071520
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/dee4f4ad6532b0f94d073da263526de334d5d7e0.1682981880.git.lstoakes%40gmail.com
patch subject: [PATCH v6 3/3] mm/gup: disallow FOLL_LONGTERM GUP-fast writing to file-backed mappings
config: arm-randconfig-r013-20230502 (https://download.01.org/0day-ci/archive/20230502/202305021142.vBYXxxEh-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project b1465cd49efcbc114a75220b153f5a055ce7911f)
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 arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://github.com/intel-lab-lkp/linux/commit/602bb9fab888bd9176b8eeb80a0da68499c343ed
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Lorenzo-Stoakes/mm-mmap-separate-writenotify-and-dirty-tracking-logic/20230502-071520
git checkout 602bb9fab888bd9176b8eeb80a0da68499c343ed
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305021142.vBYXxxEh-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> mm/gup.c:114:49: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions]
static bool stabilise_mapping_rcu(struct folio *)
^
1 warning generated.
vim +114 mm/gup.c
108
109 static void unlock_rcu(void)
110 {
111 rcu_read_unlock();
112 }
113 #else
> 114 static bool stabilise_mapping_rcu(struct folio *)
115 {
116 return true;
117 }
118
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
next prev parent reply other threads:[~2023-05-02 3:34 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-01 23:11 [PATCH v6 0/3] mm/gup: disallow GUP writing to file-backed mappings by default Lorenzo Stoakes
2023-05-01 23:11 ` [PATCH v6 1/3] mm/mmap: separate writenotify and dirty tracking logic Lorenzo Stoakes
2023-05-01 23:11 ` [PATCH v6 2/3] mm/gup: disallow FOLL_LONGTERM GUP-nonfast writing to file-backed mappings Lorenzo Stoakes
2023-05-02 15:04 ` David Hildenbrand
2023-05-02 15:17 ` Lorenzo Stoakes
2023-05-01 23:11 ` [PATCH v6 3/3] mm/gup: disallow FOLL_LONGTERM GUP-fast " Lorenzo Stoakes
2023-05-01 23:42 ` John Hubbard
2023-05-02 3:33 ` kernel test robot [this message]
2023-05-02 7:46 ` Lorenzo Stoakes
2023-05-02 11:13 ` Peter Zijlstra
2023-05-02 11:23 ` Jan Kara
2023-05-02 11:25 ` Lorenzo Stoakes
2023-05-02 11:28 ` Lorenzo Stoakes
2023-05-02 12:08 ` Peter Zijlstra
2023-05-02 12:27 ` Lorenzo Stoakes
2023-05-02 12:40 ` Peter Zijlstra
2023-05-02 12:47 ` David Hildenbrand
2023-05-02 12:52 ` Lorenzo Stoakes
2023-05-02 12:53 ` David Hildenbrand
2023-05-02 13:30 ` Paul E. McKenney
2023-05-02 11:20 ` Jan Kara
2023-05-02 12:46 ` Christian Borntraeger
2023-05-02 12:54 ` Lorenzo Stoakes
2023-05-02 13:02 ` Jason Gunthorpe
2023-05-02 13:04 ` Christian Borntraeger
2023-05-02 13:10 ` Jason Gunthorpe
2023-05-02 13:28 ` David Hildenbrand
2023-05-02 13:36 ` Jason Gunthorpe
2023-05-02 13:39 ` David Hildenbrand
2023-05-02 13:43 ` Matthew Rosato
2023-05-02 13:47 ` David Hildenbrand
2023-05-02 13:50 ` Jason Gunthorpe
2023-05-02 13:56 ` Matthew Rosato
2023-05-02 15:09 ` David Hildenbrand
2023-05-02 15:19 ` Lorenzo Stoakes
2023-05-02 15:20 ` Matthew Rosato
2023-05-02 13:57 ` David Hildenbrand
2023-05-02 14:04 ` Jason Gunthorpe
2023-05-02 14:15 ` David Hildenbrand
2023-05-02 14:54 ` Matthew Rosato
2023-05-02 15:20 ` Jason Gunthorpe
2023-05-02 15:32 ` Peter Xu
2023-05-02 15:36 ` Jason Gunthorpe
2023-05-02 15:45 ` David Hildenbrand
2023-05-02 16:06 ` Jason Gunthorpe
2023-05-02 16:12 ` David Hildenbrand
2023-05-02 16:19 ` Jason Gunthorpe
2023-05-02 16:32 ` David Hildenbrand
2023-05-02 17:46 ` Jason Gunthorpe
2023-05-02 17:59 ` Matthew Rosato
2023-05-02 18:09 ` Jason Gunthorpe
2023-05-02 19:23 ` David Hildenbrand
2023-05-02 13:38 ` Matthew Rosato
2023-05-02 13:35 ` Matthew Rosato
2023-05-02 14:57 ` David Hildenbrand
2023-05-02 15:19 ` Matthew Rosato
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