From: kernel test robot <lkp@intel.com>
To: Masahiro Yamada <masahiroy@kernel.org>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>
Subject: arch/powerpc/kvm/../kernel/head_booke.h:20:6: warning: "THREAD_SHIFT" is not defined, evaluates to 0
Date: Wed, 5 Apr 2023 09:29:25 +0800 [thread overview]
Message-ID: <202304050954.yskLdczH-lkp@intel.com> (raw)
Hi Masahiro,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 76f598ba7d8e2bfb4855b5298caedd5af0c374a8
commit: 80b6093b55e31c2c40ff082fb32523d4e852954f kbuild: add -Wundef to KBUILD_CPPFLAGS for W=1 builds
date: 4 months ago
config: powerpc-buildonly-randconfig-r003-20230405 (https://download.01.org/0day-ci/archive/20230405/202304050954.yskLdczH-lkp@intel.com/config)
compiler: powerpc-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=80b6093b55e31c2c40ff082fb32523d4e852954f
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 80b6093b55e31c2c40ff082fb32523d4e852954f
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash arch/powerpc/kernel/ arch/powerpc/kvm/ virt/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304050954.yskLdczH-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from arch/powerpc/kvm/bookehv_interrupts.S:26:
>> arch/powerpc/kvm/../kernel/head_booke.h:20:6: warning: "THREAD_SHIFT" is not defined, evaluates to 0 [-Wundef]
20 | #if (THREAD_SHIFT < 15)
| ^~~~~~~~~~~~
vim +/THREAD_SHIFT +20 arch/powerpc/kvm/../kernel/head_booke.h
1a4b739bbb4f88 Christophe Leroy 2019-04-30 10
63dafe5728e735 Becky Bruce 2006-01-14 11 /*
63dafe5728e735 Becky Bruce 2006-01-14 12 * Macros used for common Book-e exception handling
63dafe5728e735 Becky Bruce 2006-01-14 13 */
63dafe5728e735 Becky Bruce 2006-01-14 14
63dafe5728e735 Becky Bruce 2006-01-14 15 #define SET_IVOR(vector_number, vector_label) \
63dafe5728e735 Becky Bruce 2006-01-14 16 li r26,vector_label@l; \
63dafe5728e735 Becky Bruce 2006-01-14 17 mtspr SPRN_IVOR##vector_number,r26; \
63dafe5728e735 Becky Bruce 2006-01-14 18 sync
63dafe5728e735 Becky Bruce 2006-01-14 19
e12401222f749c Yuri Tikhonov 2009-01-29 @20 #if (THREAD_SHIFT < 15)
e12401222f749c Yuri Tikhonov 2009-01-29 21 #define ALLOC_STACK_FRAME(reg, val) \
e12401222f749c Yuri Tikhonov 2009-01-29 22 addi reg,reg,val
e12401222f749c Yuri Tikhonov 2009-01-29 23 #else
e12401222f749c Yuri Tikhonov 2009-01-29 24 #define ALLOC_STACK_FRAME(reg, val) \
e12401222f749c Yuri Tikhonov 2009-01-29 25 addis reg,reg,val@ha; \
e12401222f749c Yuri Tikhonov 2009-01-29 26 addi reg,reg,val@l
e12401222f749c Yuri Tikhonov 2009-01-29 27 #endif
e12401222f749c Yuri Tikhonov 2009-01-29 28
:::::: The code at line 20 was first introduced by commit
:::::: e12401222f749c37277a313d631dc024bbfd3b00 powerpc/44x: Support for 256KB PAGE_SIZE
:::::: TO: Yuri Tikhonov <yur@emcraft.com>
:::::: CC: Josh Boyer <jwboyer@linux.vnet.ibm.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
next reply other threads:[~2023-04-05 1:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-05 1:29 kernel test robot [this message]
2023-04-07 23:08 ` arch/powerpc/kvm/../kernel/head_booke.h:20:6: warning: "THREAD_SHIFT" is not defined, evaluates to 0 Nick Desaulniers
2023-04-07 23:15 ` Nathan Chancellor
-- strict thread matches above, loose matches on Subject: below --
2023-02-08 2:51 kernel test robot
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