From: kernel test robot <lkp@intel.com>
To: David Howells <dhowells@redhat.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org
Subject: [dhowells-fs:rxrpc-next 3/7] fs/seq_file.c:960:12: sparse: sparse: incorrect type in assignment (different address spaces)
Date: Sat, 21 May 2022 21:59:29 +0800 [thread overview]
Message-ID: <202205212138.PGuJkwT2-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git rxrpc-next
head: ff8a9d0bfd1189450a3048de45bcf4e4a2e95108
commit: 295f57b1849bfb1d838e611367f87479b2fb8959 [3/7] rxrpc: Fix locking issue
config: s390-randconfig-s032-20220519 (https://download.01.org/0day-ci/archive/20220521/202205212138.PGuJkwT2-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 11.3.0
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: v0.6.4-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/commit/?id=295f57b1849bfb1d838e611367f87479b2fb8959
git remote add dhowells-fs https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git
git fetch --no-tags dhowells-fs rxrpc-next
git checkout 295f57b1849bfb1d838e611367f87479b2fb8959
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=s390 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
fs/seq_file.c:938:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
fs/seq_file.c:938:9: sparse: struct list_head [noderef] __rcu *
fs/seq_file.c:938:9: sparse: struct list_head *
fs/seq_file.c:938:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
fs/seq_file.c:938:9: sparse: struct list_head [noderef] __rcu *
fs/seq_file.c:938:9: sparse: struct list_head *
>> fs/seq_file.c:960:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct list_head *lh @@ got struct list_head [noderef] __rcu * @@
fs/seq_file.c:960:12: sparse: expected struct list_head *lh
fs/seq_file.c:960:12: sparse: got struct list_head [noderef] __rcu *
fs/seq_file.c:1087:24: sparse: sparse: incompatible types in comparison expression (different address spaces):
fs/seq_file.c:1087:24: sparse: struct hlist_node [noderef] __rcu *
fs/seq_file.c:1087:24: sparse: struct hlist_node *
fs/seq_file.c:1089:24: sparse: sparse: incompatible types in comparison expression (different address spaces):
fs/seq_file.c:1089:24: sparse: struct hlist_node [noderef] __rcu *
fs/seq_file.c:1089:24: sparse: struct hlist_node *
vim +960 fs/seq_file.c
954
955 struct list_head *seq_list_next_rcu(void *v, struct list_head *head,
956 loff_t *ppos)
957 {
958 struct list_head *lh;
959
> 960 lh = list_next_rcu((struct list_head *)v);
961 ++*ppos;
962 return lh == head ? NULL : lh;
963 }
964 EXPORT_SYMBOL(seq_list_next_rcu);
965
--
0-DAY CI Kernel Test Service
https://01.org/lkp
reply other threads:[~2022-05-21 14:00 UTC|newest]
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