From: kernel test robot <lkp@intel.com>
To: kbuild@lists.01.org
Subject: [linux-next:master 10472/12271] arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: too many errors
Date: Wed, 23 Jun 2021 19:57:33 +0800 [thread overview]
Message-ID: <202106231922.UIx9eWpw-lkp@intel.com> (raw)
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CC: kbuild-all(a)lists.01.org
CC: Linux Memory Management List <linux-mm@kvack.org>
TO: Dmitry Osipenko <digetx@gmail.com>
CC: Daniel Lezcano <daniel.lezcano@linaro.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 4238b1710eadd18dd16de0288a2bc5bb84614b4e
commit: 1f9c5936b10c8ac38bfd3a931915b6c50b72ba05 [10472/12271] thermal/drivers/tegra: Correct compile-testing of drivers
:::::: branch date: 25 hours ago
:::::: commit date: 6 days ago
config: m68k-allmodconfig (attached as .config)
compiler: m68k-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: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=1f9c5936b10c8ac38bfd3a931915b6c50b72ba05
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 1f9c5936b10c8ac38bfd3a931915b6c50b72ba05
# 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__' W=1 ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: not addressable
>> arch/m68k/include/asm/bitops.h:491:27: sparse: sparse: too many errors
vim +491 arch/m68k/include/asm/bitops.h
171d809df1896c Greg Ungerer 2011-05-17 479
171d809df1896c Greg Ungerer 2011-05-17 480 /*
171d809df1896c Greg Ungerer 2011-05-17 481 * ffs: find first bit set. This is defined the same way as
171d809df1896c Greg Ungerer 2011-05-17 482 * the libc and compiler builtin ffs routines, therefore
171d809df1896c Greg Ungerer 2011-05-17 483 * differs in spirit from the above ffz (man ffs).
171d809df1896c Greg Ungerer 2011-05-17 484 */
171d809df1896c Greg Ungerer 2011-05-17 485 static inline int ffs(int x)
171d809df1896c Greg Ungerer 2011-05-17 486 {
171d809df1896c Greg Ungerer 2011-05-17 487 int cnt;
171d809df1896c Greg Ungerer 2011-05-17 488
171d809df1896c Greg Ungerer 2011-05-17 489 __asm__ ("bfffo %1{#0:#0},%0"
171d809df1896c Greg Ungerer 2011-05-17 490 : "=d" (cnt)
171d809df1896c Greg Ungerer 2011-05-17 @491 : "dm" (x & -x));
171d809df1896c Greg Ungerer 2011-05-17 492 return 32 - cnt;
171d809df1896c Greg Ungerer 2011-05-17 493 }
384052e4ed2747 Mike Rapoport 2018-07-04 494
:::::: The code at line 491 was first introduced by commit
:::::: 171d809df1896c1022f9778cd2788be6c255a7dc m68k: merge mmu and non-mmu bitops.h
:::::: TO: Greg Ungerer <gerg@uclinux.org>
:::::: CC: Greg Ungerer <gerg@uclinux.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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