From: kernel test robot <lkp@intel.com>
To: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: drivers/mtd/nand/raw/sh_flctl.c:512:17: sparse: sparse: cast from restricted __be32
Date: Sat, 16 Dec 2023 04:49:11 +0800 [thread overview]
Message-ID: <202312160441.W5Plqog2-lkp@intel.com> (raw)
Hi Miquel,
FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 26e7a301419d2ef4696e581109c61b4e772e1fb8
commit: 72c5af00272339af6bbed6fe7275cd731f57be2d mtd: rawnand: Clarify Kconfig entry MTD_NAND
date: 4 years, 8 months ago
config: arm-randconfig-r123-20231107 (https://download.01.org/0day-ci/archive/20231216/202312160441.W5Plqog2-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231216/202312160441.W5Plqog2-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312160441.W5Plqog2-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
drivers/mtd/nand/raw/sh_flctl.c:458:16: sparse: sparse: cast to restricted __le32
drivers/mtd/nand/raw/sh_flctl.c:481:26: sparse: sparse: cast to restricted __be32
drivers/mtd/nand/raw/sh_flctl.c:496:38: sparse: sparse: cast to restricted __be32
>> drivers/mtd/nand/raw/sh_flctl.c:512:17: sparse: sparse: cast from restricted __be32
drivers/mtd/nand/raw/sh_flctl.c:525:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long @@ got restricted __be32 [usertype] @@
drivers/mtd/nand/raw/sh_flctl.c:525:24: sparse: expected unsigned long
drivers/mtd/nand/raw/sh_flctl.c:525:24: sparse: got restricted __be32 [usertype]
vim +512 drivers/mtd/nand/raw/sh_flctl.c
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 502
e8a9d8f31c592ee drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 503 static void write_fiforeg(struct sh_flctl *flctl, int rlen,
e8a9d8f31c592ee drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 504 unsigned int offset)
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 505 {
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 506 int i, len_4align;
e8a9d8f31c592ee drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 507 unsigned long *buf = (unsigned long *)&flctl->done_buff[offset];
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 508
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 509 len_4align = (rlen + 3) / 4;
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 510 for (i = 0; i < len_4align; i++) {
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 511 wait_wfifo_ready(flctl);
e8a9d8f31c592ee drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 @512 writel(cpu_to_be32(buf[i]), FLDTFIFO(flctl));
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 513 }
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 514 }
6028aa01f759a1d drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 515
:::::: The code at line 512 was first introduced by commit
:::::: e8a9d8f31c592eea89f1b0d3fd425e7a96944e88 mtd: sh_flctl: Minor cleanups
:::::: TO: Bastian Hecht <hechtb@googlemail.com>
:::::: CC: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2023-12-15 20:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-15 20:49 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2023-12-01 3:50 drivers/mtd/nand/raw/sh_flctl.c:512:17: sparse: sparse: cast from restricted __be32 kernel test robot
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