tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   35e884f89df4c48566d745dc5a97a0d058d04263
commit: 05933aac7b11911955de307a329dc2a7a14b7bd0 ia64: remove now unused 
machvec indirections
date:   11 months ago
config: ia64-randconfig-s031-20200705 (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
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: v0.6.2-3-gfa153962-dirty
        git checkout 05933aac7b11911955de307a329dc2a7a14b7bd0
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=ia64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>


sparse warnings: (new ones prefixed by >>)

   drivers/mtd/nand/raw/sh_flctl.c:456:16: sparse: sparse: cast to restricted 
__le32
   drivers/mtd/nand/raw/sh_flctl.c:479:26: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:479:26: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:479:26: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:479:26: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:479:26: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:479:26: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:494:38: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:494:38: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:494:38: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:494:38: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:494:38: sparse: sparse: cast to restricted 
__be32
   drivers/mtd/nand/raw/sh_flctl.c:494:38: sparse: sparse: cast to restricted 
__be32
>> drivers/mtd/nand/raw/sh_flctl.c:510:24: sparse: sparse: incorrect type in 
>> argument 1 (different base types) @@     expected unsigned int [usertype] 
>> value @@     got restricted __be32 [usertype] @@
>> drivers/mtd/nand/raw/sh_flctl.c:510:24: sparse:     expected unsigned int 
>> [usertype] value
   drivers/mtd/nand/raw/sh_flctl.c:510:24: sparse:     got restricted __be32 
[usertype]
   drivers/mtd/nand/raw/sh_flctl.c:523:24: sparse: sparse: incorrect type in 
assignment (different base types) @@     expected unsigned long @@     got 
restricted __be32 [usertype] @@
   drivers/mtd/nand/raw/sh_flctl.c:523:24: sparse:     expected unsigned long
   drivers/mtd/nand/raw/sh_flctl.c:523:24: sparse:     got restricted __be32 
[usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected unsigned int [usertype] value @@     
got restricted __le32 [usertype] @@
   include/asm-generic/io.h:225:22: sparse:     expected unsigned int 
[usertype] value
   include/asm-generic/io.h:225:22: sparse:     got restricted __le32 [usertype]

vim +510 drivers/mtd/nand/raw/sh_flctl.c

6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
458  
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
459  static void read_fiforeg(struct sh_flctl *flctl, int rlen, int offset)
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
460  {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
461        int i, len_4align;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
462        unsigned long *buf = (unsigned long *)&flctl->done_buff[offset];
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
463  
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
464        len_4align = (rlen + 3) / 4;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
465  
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
466        /* initiate DMA transfer */
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
467        if (flctl->chan_fifo0_rx && rlen >= 32 &&
e2bfa4ca23d9b5 drivers/mtd/nand/raw/sh_flctl.c Nathan Chancellor 2018-09-20  
468                flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_FROM_DEVICE) 
> 0)
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
469                        goto convert;   /* DMA success */
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
470  
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
471        /* do polling transfer */
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
472        for (i = 0; i < len_4align; i++) {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
473                wait_rfifo_ready(flctl);
3166df0d0424ef drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
474                buf[i] = readl(FLDTFIFO(flctl));
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
475        }
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
476  
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
477  convert:
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
478        for (i = 0; i < len_4align; i++)
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19 
@479                buf[i] = be32_to_cpu(buf[i]);
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
480  }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
481  
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
482  static enum flctl_ecc_res_t read_ecfiforeg
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
483                (struct sh_flctl *flctl, uint8_t *buff, int sector)
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
484  {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
485        int i;
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
486        enum flctl_ecc_res_t res;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
487        unsigned long *ecc_buf = (unsigned long *)buff;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
488  
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
489        res = wait_recfifo_ready(flctl , sector);
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
490  
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
491        if (res != FL_ERROR) {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
492                for (i = 0; i < 4; i++) {
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
493                        ecc_buf[i] = readl(FLECFIFO(flctl));
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
494                        ecc_buf[i] = be32_to_cpu(ecc_buf[i]);
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
495                }
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
496        }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
497  
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-05-14  
498        return res;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
499  }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
500  
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
501  static void write_fiforeg(struct sh_flctl *flctl, int rlen,
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
502                                                unsigned int offset)
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
503  {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
504        int i, len_4align;
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19  
505        unsigned long *buf = (unsigned long *)&flctl->done_buff[offset];
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
506  
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
507        len_4align = (rlen + 3) / 4;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
508        for (i = 0; i < len_4align; i++) {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
509                wait_wfifo_ready(flctl);
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c     Bastian Hecht     2012-10-19 
@510                writel(cpu_to_be32(buf[i]), FLDTFIFO(flctl));
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
511        }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
512  }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c     Yoshihiro Shimoda 2008-10-14  
513  

:::::: The code at line 510 was first introduced by commit
:::::: e8a9d8f31c592eea89f1b0d3fd425e7a96944e88 mtd: sh_flctl: Minor cleanups

:::::: TO: Bastian Hecht <[email protected]>
:::::: CC: Artem Bityutskiy <[email protected]>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]

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