linux-kernel - [ammarfaizi2-block:axboe/linux-block/for-next 91/112] include/trace/events/nilfs2.h:191:1: sparse: sparse: cast to restricted blk_opf

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Message-ID: <202207162314.Jz305X9h-lkp@intel.com>
Date:   Sat, 16 Jul 2022 23:40:10 +0800
From:   kernel test robot <lkp@...el.com>
To:     Bart Van Assche <bvanassche@....org>
Cc:     kbuild-all@...ts.01.org, Ammar Faizi <ammarfaizi2@...weeb.org>,
        GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
        linux-kernel@...r.kernel.org, Jens Axboe <axboe@...nel.dk>,
        Ryusuke Konishi <konishi.ryusuke@...il.com>
Subject: [ammarfaizi2-block:axboe/linux-block/for-next 91/112]
 include/trace/events/nilfs2.h:191:1: sparse: sparse: cast to restricted
 blk_opf_t

tree:   https://github.com/ammarfaizi2/linux-block axboe/linux-block/for-next
head:   b1fc9e8ad3d2d294d15e87d57af00890cd23cfc4
commit: ed4512590bd5839f8ea9eef1626b0f4db626b1d1 [91/112] fs/nilfs2: Use the enum req_op and blk_opf_t types
config: mips-randconfig-s033-20220715 (https://download.01.org/0day-ci/archive/20220716/202207162314.Jz305X9h-lkp@intel.com/config)
compiler: mips-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://github.com/ammarfaizi2/linux-block/commit/ed4512590bd5839f8ea9eef1626b0f4db626b1d1
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block axboe/linux-block/for-next
        git checkout ed4512590bd5839f8ea9eef1626b0f4db626b1d1
        # 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=mips SHELL=/bin/bash fs/nilfs2/ fs/zonefs/./

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>


sparse warnings: (new ones prefixed by >>)
   fs/nilfs2/segment.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, include/trace/events/nilfs2.h):
>> include/trace/events/nilfs2.h:191:1: sparse: sparse: cast to restricted blk_opf_t
>> include/trace/events/nilfs2.h:191:1: sparse: sparse: cast to restricted blk_opf_t
>> include/trace/events/nilfs2.h:191:1: sparse: sparse: restricted blk_opf_t degrades to integer
>> include/trace/events/nilfs2.h:191:1: sparse: sparse: restricted blk_opf_t degrades to integer

vim +191 include/trace/events/nilfs2.h

a9cd207c23ca4f Hitoshi Mitake  2015-11-06  190  
a9cd207c23ca4f Hitoshi Mitake  2015-11-06 @191  TRACE_EVENT(nilfs2_mdt_submit_block,
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  192  	    TP_PROTO(struct inode *inode,
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  193  		     unsigned long ino,
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  194  		     unsigned long blkoff,
ed4512590bd583 Bart Van Assche 2022-07-14  195  		     enum req_op mode),
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  196  
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  197  	    TP_ARGS(inode, ino, blkoff, mode),
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  198  
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  199  	    TP_STRUCT__entry(
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  200  		    __field(struct inode *, inode)
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  201  		    __field(unsigned long, ino)
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  202  		    __field(unsigned long, blkoff)
ed4512590bd583 Bart Van Assche 2022-07-14  203  		    __field(enum req_op, mode)
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  204  	    ),
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  205  
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  206  	    TP_fast_assign(
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  207  		    __entry->inode = inode;
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  208  		    __entry->ino = ino;
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  209  		    __entry->blkoff = blkoff;
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  210  		    __entry->mode = mode;
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  211  		    ),
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  212  
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  213  	    TP_printk("inode = %p ino = %lu blkoff = %lu mode = %x",
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  214  		      __entry->inode,
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  215  		      __entry->ino,
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  216  		      __entry->blkoff,
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  217  		      __entry->mode)
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  218  );
a9cd207c23ca4f Hitoshi Mitake  2015-11-06  219  

:::::: The code at line 191 was first introduced by commit
:::::: a9cd207c23ca4fa5bd5f1092e867e87542e349a3 nilfs2: add tracepoints for analyzing reading and writing metadata files

:::::: TO: Hitoshi Mitake <mitake.hitoshi@....ntt.co.jp>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp