From: kernel test robot <lkp@intel.com>
To: Guo Ren <guoren@linux.alibaba.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Palmer Dabbelt <palmer@rivosinc.com>
Subject: arch/riscv/include/asm/atomic.h:317 arch_atomic_dec_if_positive() warn: inconsistent indenting
Date: Sat, 9 Jul 2022 18:28:07 +0800 [thread overview]
Message-ID: <202207091801.DlXsv8UQ-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e5524c2a1fc4002a52e16236659e779767617a4f
commit: 1d7f6932c522ea95668e14265175ce3d753d0c24 riscv: atomic: Optimize dec_if_positive functions
date: 7 weeks ago
config: riscv-randconfig-m031-20220709 (https://download.01.org/0day-ci/archive/20220709/202207091801.DlXsv8UQ-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 11.3.0
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>
New smatch warnings:
arch/riscv/include/asm/atomic.h:317 arch_atomic_dec_if_positive() warn: inconsistent indenting
Old smatch warnings:
fs/btrfs/zoned.c:167 sb_zone_number() error: uninitialized symbol 'zone'.
fs/btrfs/zoned.c:1494 btrfs_load_block_group_zone_info() error: uninitialized symbol 'ret'.
vim +317 arch/riscv/include/asm/atomic.h
fab957c11efe2f Palmer Dabbelt 2017-07-10 312
1d7f6932c522ea Guo Ren 2022-05-05 313 static __always_inline int arch_atomic_dec_if_positive(atomic_t *v)
fab957c11efe2f Palmer Dabbelt 2017-07-10 314 {
fab957c11efe2f Palmer Dabbelt 2017-07-10 315 int prev, rc;
fab957c11efe2f Palmer Dabbelt 2017-07-10 316
fab957c11efe2f Palmer Dabbelt 2017-07-10 @317 __asm__ __volatile__ (
5ce6c1f3535fa8 Andrea Parri 2018-03-09 318 "0: lr.w %[p], %[c]\n"
1d7f6932c522ea Guo Ren 2022-05-05 319 " addi %[rc], %[p], -1\n"
5ce6c1f3535fa8 Andrea Parri 2018-03-09 320 " bltz %[rc], 1f\n"
5ce6c1f3535fa8 Andrea Parri 2018-03-09 321 " sc.w.rl %[rc], %[rc], %[c]\n"
5ce6c1f3535fa8 Andrea Parri 2018-03-09 322 " bnez %[rc], 0b\n"
5ce6c1f3535fa8 Andrea Parri 2018-03-09 323 " fence rw, rw\n"
5ce6c1f3535fa8 Andrea Parri 2018-03-09 324 "1:\n"
fab957c11efe2f Palmer Dabbelt 2017-07-10 325 : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
1d7f6932c522ea Guo Ren 2022-05-05 326 :
fab957c11efe2f Palmer Dabbelt 2017-07-10 327 : "memory");
1d7f6932c522ea Guo Ren 2022-05-05 328 return prev - 1;
fab957c11efe2f Palmer Dabbelt 2017-07-10 329 }
fab957c11efe2f Palmer Dabbelt 2017-07-10 330
:::::: The code at line 317 was first introduced by commit
:::::: fab957c11efe2f405e08b9f0d080524bc2631428 RISC-V: Atomic and Locking Code
:::::: TO: Palmer Dabbelt <palmer@dabbelt.com>
:::::: CC: Palmer Dabbelt <palmer@dabbelt.com>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next reply other threads:[~2022-07-09 10:28 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-09 10:28 kernel test robot [this message]
2023-03-19 14:46 kernel test robot
2023-06-29 13:06 kernel test robot
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