From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: [linux-stable-rc:linux-4.9.y 9862/9999] arch/powerpc/platforms/cell/spufs/file.c:2132:6: error: variable 'wbox_stat' set but not used
Date: Fri, 12 Feb 2021 21:18:38 +0800 [thread overview]
Message-ID: <202102122120.HlCOZnVz-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y
head: 5b75f3b7134077fa52eb3331e7d8b39ae6bcdf76
commit: 123a8d0b68ac0159e5ab4ecf61701bd9fb42c7f9 [9862/9999] powerpc/spufs: fix copy_to_user while atomic
config: powerpc-ps3_defconfig (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 7.5.0
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/stable/linux-stable-rc.git/commit/?id=123a8d0b68ac0159e5ab4ecf61701bd9fb42c7f9
git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
git fetch --no-tags linux-stable-rc linux-4.9.y
git checkout 123a8d0b68ac0159e5ab4ecf61701bd9fb42c7f9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/powerpc/platforms/cell/spufs/file.c: In function '__spufs_wbox_info_read':
>> arch/powerpc/platforms/cell/spufs/file.c:2132:6: error: variable 'wbox_stat' set but not used [-Werror=unused-but-set-variable]
u32 wbox_stat;
^~~~~~~~~
cc1: all warnings being treated as errors
vim +/wbox_stat +2132 arch/powerpc/platforms/cell/spufs/file.c
123a8d0b68ac01 Jeremy Kerr 2020-05-05 2126
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2127 static ssize_t __spufs_wbox_info_read(struct spu_context *ctx,
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2128 char __user *buf, size_t len, loff_t *pos)
69a2f00ce5d3a1 Dwayne Grant McConnell 2006-11-20 2129 {
69a2f00ce5d3a1 Dwayne Grant McConnell 2006-11-20 2130 int i, cnt;
69a2f00ce5d3a1 Dwayne Grant McConnell 2006-11-20 2131 u32 data[4];
69a2f00ce5d3a1 Dwayne Grant McConnell 2006-11-20 @2132 u32 wbox_stat;
69a2f00ce5d3a1 Dwayne Grant McConnell 2006-11-20 2133
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2134 wbox_stat = ctx->csa.prob.mb_stat_R;
123a8d0b68ac01 Jeremy Kerr 2020-05-05 2135 cnt = spufs_wbox_info_cnt(ctx);
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2136 for (i = 0; i < cnt; i++) {
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2137 data[i] = ctx->csa.spu_mailbox_data[i];
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2138 }
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2139
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2140 return simple_read_from_buffer(buf, len, pos, &data,
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2141 cnt * sizeof(u32));
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2142 }
bf1ab978be2318 Dwayne Grant McConnell 2006-11-23 2143
:::::: The code at line 2132 was first introduced by commit
:::::: 69a2f00ce5d3a19a70b36f08eaf9049677277710 [POWERPC] spufs: Implement /mbox_info, /ibox_info, and /wbox_info.
:::::: TO: Dwayne Grant McConnell <decimal@us.ibm.com>
:::::: CC: Paul Mackerras <paulus@samba.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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reply other threads:[~2021-02-12 13:18 UTC|newest]
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