linux-kernel - Re: [PATCH 3/4] arm64/entry-common: Make Aarch32 syscalls' availability depend on aarch32

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Message-ID: <202310230423.r2U4Lqr8-lkp@intel.com>
Date:   Mon, 23 Oct 2023 04:30:26 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andrea della Porta <andrea.porta@...e.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     oe-kbuild-all@...ts.linux.dev, nik.borisov@...e.com,
        Andrea della Porta <andrea.porta@...e.com>
Subject: Re: [PATCH 3/4] arm64/entry-common: Make Aarch32 syscalls'
 availability depend on aarch32_enabled()

Hi Andrea,

kernel test robot noticed the following build warnings:

[auto build test WARNING on arm64/for-next/core]
[also build test WARNING on arm-perf/for-next/perf arm/for-next arm/fixes kvmarm/next soc/for-next linus/master v6.6-rc6 next-20231020]
[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/Andrea-della-Porta/arm64-Introduce-aarch32_enabled/20231018-191517
base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
patch link:    https://lore.kernel.org/r/88bdea628a13747bff32c0c3055d6d6ef7264d96.1697614386.git.andrea.porta%40suse.com
patch subject: [PATCH 3/4] arm64/entry-common: Make Aarch32 syscalls' availability depend on aarch32_enabled()
config: arm64-randconfig-003-20231023 (https://download.01.org/0day-ci/archive/20231023/202310230423.r2U4Lqr8-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231023/202310230423.r2U4Lqr8-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310230423.r2U4Lqr8-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> arch/arm64/kernel/entry-common.c:805:11: warning: no previous prototype for 'el0t_32_sync_ni_handler' [-Wmissing-prototypes]
     805 | UNHANDLED(el0t, 32, sync_ni)
         |           ^~~~
   arch/arm64/kernel/entry-common.c:302:25: note: in definition of macro 'UNHANDLED'
     302 | asmlinkage void noinstr el##_##regsize##_##vector##_handler(struct pt_regs *regs)       \
         |                         ^~
>> arch/arm64/kernel/entry-common.c:806:11: warning: no previous prototype for 'el0t_32_irq_ni_handler' [-Wmissing-prototypes]
     806 | UNHANDLED(el0t, 32, irq_ni)
         |           ^~~~
   arch/arm64/kernel/entry-common.c:302:25: note: in definition of macro 'UNHANDLED'
     302 | asmlinkage void noinstr el##_##regsize##_##vector##_handler(struct pt_regs *regs)       \
         |                         ^~
>> arch/arm64/kernel/entry-common.c:807:11: warning: no previous prototype for 'el0t_32_fiq_ni_handler' [-Wmissing-prototypes]
     807 | UNHANDLED(el0t, 32, fiq_ni)
         |           ^~~~
   arch/arm64/kernel/entry-common.c:302:25: note: in definition of macro 'UNHANDLED'
     302 | asmlinkage void noinstr el##_##regsize##_##vector##_handler(struct pt_regs *regs)       \
         |                         ^~
>> arch/arm64/kernel/entry-common.c:808:11: warning: no previous prototype for 'el0t_32_error_ni_handler' [-Wmissing-prototypes]
     808 | UNHANDLED(el0t, 32, error_ni)
         |           ^~~~
   arch/arm64/kernel/entry-common.c:302:25: note: in definition of macro 'UNHANDLED'
     302 | asmlinkage void noinstr el##_##regsize##_##vector##_handler(struct pt_regs *regs)       \
         |                         ^~


vim +/el0t_32_sync_ni_handler +805 arch/arm64/kernel/entry-common.c

   803	
   804	#ifdef CONFIG_COMPAT
 > 805	UNHANDLED(el0t, 32, sync_ni)
 > 806	UNHANDLED(el0t, 32, irq_ni)
 > 807	UNHANDLED(el0t, 32, fiq_ni)
 > 808	UNHANDLED(el0t, 32, error_ni)
   809	

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