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From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: arch/parisc/kernel/smp.c:330 smp_callin() warn: ignoring unreachable code.
Date: Sun, 16 Apr 2023 02:22:01 +0800	[thread overview]
Message-ID: <202304160232.yzjWaZDd-lkp@intel.com> (raw)

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Peter Zijlstra <peterz@infradead.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   7a934f4bd7d6f9da84c8812da3ba42ee10f5778e
commit: d4e5268a08b211b536fed29beb24271ecd85187e x86,objtool: Mark cpu_startup_entry() __noreturn
date:   12 months ago
:::::: branch date: 24 hours ago
:::::: commit date: 12 months ago
config: parisc-randconfig-m031-20230415 (https://download.01.org/0day-ci/archive/20230416/202304160232.yzjWaZDd-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 12.1.0

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Link: https://lore.kernel.org/r/202304160232.yzjWaZDd-lkp@intel.com/

smatch warnings:
arch/parisc/kernel/smp.c:330 smp_callin() warn: ignoring unreachable code.

vim +330 arch/parisc/kernel/smp.c

0ed1fe4ad394e5 Helge Deller    2018-01-12  319  
^1da177e4c3f41 Linus Torvalds  2005-04-16  320  	smp_cpu_init(slave_id);
^1da177e4c3f41 Linus Torvalds  2005-04-16  321  
^1da177e4c3f41 Linus Torvalds  2005-04-16  322  	flush_cache_all_local(); /* start with known state */
1b2425e3c79984 Matthew Wilcox  2006-01-10  323  	flush_tlb_all_local(NULL);
^1da177e4c3f41 Linus Torvalds  2005-04-16  324  
^1da177e4c3f41 Linus Torvalds  2005-04-16  325  	local_irq_enable();  /* Interrupts have been off until now */
^1da177e4c3f41 Linus Torvalds  2005-04-16  326  
fc6d73d67436e7 Thomas Gleixner 2016-02-26  327  	cpu_startup_entry(CPUHP_AP_ONLINE_IDLE);
^1da177e4c3f41 Linus Torvalds  2005-04-16  328  
^1da177e4c3f41 Linus Torvalds  2005-04-16  329  	/* NOTREACHED */
^1da177e4c3f41 Linus Torvalds  2005-04-16 @330  	panic("smp_callin() AAAAaaaaahhhh....\n");
^1da177e4c3f41 Linus Torvalds  2005-04-16  331  }
^1da177e4c3f41 Linus Torvalds  2005-04-16  332  

:::::: The code at line 330 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests

             reply	other threads:[~2023-04-15 18:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-15 18:22 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2022-11-21 21:09 arch/parisc/kernel/smp.c:330 smp_callin() warn: ignoring unreachable code kernel test robot
2022-11-17 12:04 kernel test robot
2022-11-17  0:53 kernel test robot
2022-09-07  4:26 kernel test robot

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