From: kernel test robot <lkp@intel.com>
To: Bart Van Assche <bvanassche@acm.org>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Jens Axboe <axboe@kernel.dk>, Johannes Thumshirn <jth@kernel.org>,
Damien Le Moal <damien.lemoal@opensource.wdc.com>
Subject: fs/zonefs/./trace.h:22:1: sparse: sparse: cast to restricted blk_opf_t
Date: Sat, 6 Aug 2022 16:00:30 +0800 [thread overview]
Message-ID: <202208061533.YBqXyzHm-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 6614a3c3164a5df2b54abb0b3559f51041cf705b
commit: e46b5970496705127f9ae494c66e0242773097e8 fs/zonefs: Use the enum req_op type for tracing request operations
date: 3 weeks ago
config: arm64-randconfig-s052-20220804 (https://download.01.org/0day-ci/archive/20220806/202208061533.YBqXyzHm-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 12.1.0
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: v0.6.4-39-gce1a6720-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e46b5970496705127f9ae494c66e0242773097e8
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e46b5970496705127f9ae494c66e0242773097e8
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash fs/zonefs/
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/zonefs/super.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, fs/zonefs/trace.h):
>> fs/zonefs/./trace.h:22:1: sparse: sparse: cast to restricted blk_opf_t
>> fs/zonefs/./trace.h:22:1: sparse: sparse: cast to restricted blk_opf_t
>> fs/zonefs/./trace.h:22:1: sparse: sparse: restricted blk_opf_t degrades to integer
>> fs/zonefs/./trace.h:22:1: sparse: sparse: restricted blk_opf_t degrades to integer
fs/zonefs/super.c: note: in included file (through arch/arm64/include/asm/smp.h, include/linux/smp.h, arch/arm64/include/asm/arch_timer.h, ...):
arch/arm64/include/asm/percpu.h:127:1: sparse: sparse: cast truncates bits from constant value (ffffffff becomes ff)
arch/arm64/include/asm/percpu.h:127:1: sparse: sparse: cast truncates bits from constant value (ffffffff becomes ffff)
arch/arm64/include/asm/percpu.h:127:1: sparse: sparse: cast truncates bits from constant value (ffffffff becomes ff)
arch/arm64/include/asm/percpu.h:127:1: sparse: sparse: cast truncates bits from constant value (ffffffff becomes ffff)
vim +22 fs/zonefs/./trace.h
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 21
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 @22 TRACE_EVENT(zonefs_zone_mgmt,
ff07a02e9e8e64 Bart Van Assche 2022-07-14 23 TP_PROTO(struct inode *inode, enum req_op op),
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 24 TP_ARGS(inode, op),
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 25 TP_STRUCT__entry(
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 26 __field(dev_t, dev)
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 27 __field(ino_t, ino)
e46b5970496705 Bart Van Assche 2022-07-14 28 __field(enum req_op, op)
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 29 __field(sector_t, sector)
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 30 __field(sector_t, nr_sectors)
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 31 ),
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 32 TP_fast_assign(
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 33 __entry->dev = inode->i_sb->s_dev;
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 34 __entry->ino = inode->i_ino;
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 35 __entry->op = op;
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 36 __entry->sector = ZONEFS_I(inode)->i_zsector;
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 37 __entry->nr_sectors =
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 38 ZONEFS_I(inode)->i_zone_size >> SECTOR_SHIFT;
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 39 ),
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 40 TP_printk("bdev=(%d,%d), ino=%lu op=%s, sector=%llu, nr_sectors=%llu",
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 41 show_dev(__entry->dev), (unsigned long)__entry->ino,
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 42 blk_op_str(__entry->op), __entry->sector,
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 43 __entry->nr_sectors
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 44 )
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 45 );
62ab1aadcccd03 Johannes Thumshirn 2021-01-27 46
:::::: The code at line 22 was first introduced by commit
:::::: 62ab1aadcccd037a7ced4ed99b4d46d2b4190183 zonefs: add tracepoints for file operations
:::::: TO: Johannes Thumshirn <johannes.thumshirn@wdc.com>
:::::: CC: Damien Le Moal <damien.lemoal@wdc.com>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next reply other threads:[~2022-08-06 8:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-06 8:00 kernel test robot [this message]
2022-08-08 14:48 ` fs/zonefs/./trace.h:22:1: sparse: sparse: cast to restricted blk_opf_t Damien Le Moal
2022-08-08 15:37 ` Bart Van Assche
2022-08-10 14:36 ` Damien Le Moal
2022-08-10 18:08 ` Bart Van Assche
2022-08-10 19:14 ` Damien Le Moal
2022-08-10 22:21 ` Bart Van Assche
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