From: kernel test robot <lkp@intel.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Ard Biesheuvel <ardb@kernel.org>
Subject: arch/arm/mach-iop32x/cp6.c:10:6: warning: no previous prototype for 'iop_enable_cp6'
Date: Mon, 4 Apr 2022 23:27:14 +0800 [thread overview]
Message-ID: <202204042312.fVSuandr-lkp@intel.com> (raw)
Hi Arnd,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 3123109284176b1532874591f7c81f3837bbdc17
commit: 6f5d248d05db9c4991366154f1a657a630faa583 ARM: iop32x: use GENERIC_IRQ_MULTI_HANDLER
date: 4 months ago
config: arm-randconfig-r002-20220404 (https://download.01.org/0day-ci/archive/20220404/202204042312.fVSuandr-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6f5d248d05db9c4991366154f1a657a630faa583
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 6f5d248d05db9c4991366154f1a657a630faa583
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> arch/arm/mach-iop32x/cp6.c:10:6: warning: no previous prototype for 'iop_enable_cp6' [-Wmissing-prototypes]
10 | void iop_enable_cp6(void)
| ^~~~~~~~~~~~~~
arch/arm/mach-iop32x/cp6.c:43:13: warning: no previous prototype for 'iop_init_cp6_handler' [-Wmissing-prototypes]
43 | void __init iop_init_cp6_handler(void)
| ^~~~~~~~~~~~~~~~~~~~
vim +/iop_enable_cp6 +10 arch/arm/mach-iop32x/cp6.c
9
> 10 void iop_enable_cp6(void)
11 {
12 u32 temp;
13
14 /* enable cp6 access */
15 asm volatile (
16 "mrc p15, 0, %0, c15, c1, 0\n\t"
17 "orr %0, %0, #(1 << 6)\n\t"
18 "mcr p15, 0, %0, c15, c1, 0\n\t"
19 "mrc p15, 0, %0, c15, c1, 0\n\t"
20 "mov %0, %0\n\t"
21 "sub pc, pc, #4 @ cp_wait\n\t"
22 : "=r"(temp));
23 }
24
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next reply other threads:[~2022-04-04 15:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-04 15:27 kernel test robot [this message]
2022-04-04 15:43 ` arch/arm/mach-iop32x/cp6.c:10:6: warning: no previous prototype for 'iop_enable_cp6' Arnd Bergmann
2022-04-04 15:43 ` Arnd Bergmann
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