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Date: Sun, 25 Sep 2022 09:10:41 +0800
From: kernel test robot <lkp@...el.com>
To: Youling Tang <tangyouling@...ngson.cn>,
Huacai Chen <chenhuacai@...nel.org>
Cc: kbuild-all@...ts.01.org, Ard Biesheuvel <ardb@...nel.org>,
WANG Xuerui <kernel@...0n.name>, loongarch@...ts.linux.dev,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] LoongArch: Use generic BUG() handler
Hi Youling,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v6.0-rc6 next-20220923]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Youling-Tang/LoongArch-Use-generic-BUG-handler/20220922-190855
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git dc164f4fb00a0abebdfff132f8bc7291a28f5401
config: loongarch-randconfig-m041-20220925
compiler: loongarch64-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/233fbb60106526bdb7cb8496ff5d1c735b5c975e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Youling-Tang/LoongArch-Use-generic-BUG-handler/20220922-190855
git checkout 233fbb60106526bdb7cb8496ff5d1c735b5c975e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash arch/loongarch/kernel/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
arch/loongarch/kernel/traps.c:213:6: warning: no previous prototype for 'show_registers' [-Wmissing-prototypes]
213 | void show_registers(struct pt_regs *regs)
| ^~~~~~~~~~~~~~
arch/loongarch/kernel/traps.c:276:6: warning: no previous prototype for 'force_fcsr_sig' [-Wmissing-prototypes]
276 | void force_fcsr_sig(unsigned long fcsr, void __user *fault_addr,
| ^~~~~~~~~~~~~~
arch/loongarch/kernel/traps.c:295:5: warning: no previous prototype for 'process_fpemu_return' [-Wmissing-prototypes]
295 | int process_fpemu_return(int sig, void __user *fault_addr, unsigned long fcsr)
| ^~~~~~~~~~~~~~~~~~~~
arch/loongarch/kernel/traps.c:330:25: warning: no previous prototype for 'do_fpe' [-Wmissing-prototypes]
330 | asmlinkage void noinstr do_fpe(struct pt_regs *regs, unsigned long fcsr)
| ^~~~~~
arch/loongarch/kernel/traps.c:357:25: warning: no previous prototype for 'do_ade' [-Wmissing-prototypes]
357 | asmlinkage void noinstr do_ade(struct pt_regs *regs)
| ^~~~~~
arch/loongarch/kernel/traps.c:367:25: warning: no previous prototype for 'do_ale' [-Wmissing-prototypes]
367 | asmlinkage void noinstr do_ale(struct pt_regs *regs)
| ^~~~~~
>> arch/loongarch/kernel/traps.c:379:5: warning: no previous prototype for 'is_valid_bugaddr' [-Wmissing-prototypes]
379 | int is_valid_bugaddr(unsigned long addr)
| ^~~~~~~~~~~~~~~~
arch/loongarch/kernel/traps.c:400:25: warning: no previous prototype for 'do_bp' [-Wmissing-prototypes]
400 | asmlinkage void noinstr do_bp(struct pt_regs *regs)
| ^~~~~
arch/loongarch/kernel/traps.c:479:25: warning: no previous prototype for 'do_watch' [-Wmissing-prototypes]
479 | asmlinkage void noinstr do_watch(struct pt_regs *regs)
| ^~~~~~~~
arch/loongarch/kernel/traps.c:484:25: warning: no previous prototype for 'do_ri' [-Wmissing-prototypes]
484 | asmlinkage void noinstr do_ri(struct pt_regs *regs)
| ^~~~~
arch/loongarch/kernel/traps.c: In function 'do_ri':
arch/loongarch/kernel/traps.c:487:22: warning: variable 'opcode' set but not used [-Wunused-but-set-variable]
487 | unsigned int opcode = 0;
| ^~~~~~
arch/loongarch/kernel/traps.c: At top level:
arch/loongarch/kernel/traps.c:537:25: warning: no previous prototype for 'do_fpu' [-Wmissing-prototypes]
537 | asmlinkage void noinstr do_fpu(struct pt_regs *regs)
| ^~~~~~
arch/loongarch/kernel/traps.c:552:25: warning: no previous prototype for 'do_lsx' [-Wmissing-prototypes]
552 | asmlinkage void noinstr do_lsx(struct pt_regs *regs)
| ^~~~~~
arch/loongarch/kernel/traps.c:563:25: warning: no previous prototype for 'do_lasx' [-Wmissing-prototypes]
563 | asmlinkage void noinstr do_lasx(struct pt_regs *regs)
| ^~~~~~~
arch/loongarch/kernel/traps.c:574:25: warning: no previous prototype for 'do_lbt' [-Wmissing-prototypes]
574 | asmlinkage void noinstr do_lbt(struct pt_regs *regs)
| ^~~~~~
arch/loongarch/kernel/traps.c:585:25: warning: no previous prototype for 'do_reserved' [-Wmissing-prototypes]
585 | asmlinkage void noinstr do_reserved(struct pt_regs *regs)
| ^~~~~~~~~~~
arch/loongarch/kernel/traps.c:604:17: warning: no previous prototype for 'cache_parity_error' [-Wmissing-prototypes]
604 | asmlinkage void cache_parity_error(void)
| ^~~~~~~~~~~~~~~~~~
arch/loongarch/kernel/traps.c:613:25: warning: no previous prototype for 'handle_loongarch_irq' [-Wmissing-prototypes]
613 | asmlinkage void noinstr handle_loongarch_irq(struct pt_regs *regs)
| ^~~~~~~~~~~~~~~~~~~~
arch/loongarch/kernel/traps.c:624:25: warning: no previous prototype for 'do_vint' [-Wmissing-prototypes]
624 | asmlinkage void noinstr do_vint(struct pt_regs *regs, unsigned long sp)
| ^~~~~~~
vim +/is_valid_bugaddr +379 arch/loongarch/kernel/traps.c
378
> 379 int is_valid_bugaddr(unsigned long addr)
380 {
381 return 1;
382 }
383
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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