[powerpc:next 84/125] arch/powerpc/include/asm/book3s/32/tlbflush.h:83:2: error: call to '__compiletime_assert_175' declared with 'error' attribute: BUILD_BUG failed
From: kernel test robot <hidden>
Date: 2022-12-05 17:33:14
Also in:
llvm, oe-kbuild-all
tree: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next head: 6f3a81b60091031c2c14eb2373d1937b027deb46 commit: c28c15b6d28a776538482101522cbcd9f906b15c [84/125] powerpc/code-patching: Use temporary mm for Radix MMU config: powerpc-randconfig-r036-20221205 compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 6e4cea55f0d1104408b26ac574566a0e4de48036) 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 # install powerpc cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=c28c15b6d28a776538482101522cbcd9f906b15c git remote add powerpc https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git git fetch --no-tags powerpc next git checkout c28c15b6d28a776538482101522cbcd9f906b15c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash arch/powerpc/lib/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot [off-list ref] All errors (new ones prefixed by >>): In file included from arch/powerpc/lib/code-patching.c:6: In file included from include/linux/kprobes.h:28: In file included from include/linux/ftrace.h:10: In file included from include/linux/trace_recursion.h:5: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/powerpc/include/asm/hardirq.h:6: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:29: In file included from include/linux/mm.h:29: In file included from include/linux/pgtable.h:6: In file included from arch/powerpc/include/asm/pgtable.h:11: In file included from arch/powerpc/include/asm/tlbflush.h:6: In file included from arch/powerpc/include/asm/book3s/tlbflush.h:8:
quoted
arch/powerpc/include/asm/book3s/32/tlbflush.h:83:2: error: call to '__compiletime_assert_175' declared with 'error' attribute: BUILD_BUG failed
BUILD_BUG();
^
include/linux/build_bug.h:59:21: note: expanded from macro 'BUILD_BUG'
#define BUILD_BUG() BUILD_BUG_ON_MSG(1, "BUILD_BUG failed")
^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^
include/linux/compiler_types.h:357:2: note: expanded from macro 'compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
^
include/linux/compiler_types.h:345:2: note: expanded from macro '_compiletime_assert'
__compiletime_assert(condition, msg, prefix, suffix)
^
include/linux/compiler_types.h:338:4: note: expanded from macro '__compiletime_assert'
prefix ## suffix(); \
^
<scratch space>:48:1: note: expanded from here
__compiletime_assert_175
^
1 error generated.
vim +83 arch/powerpc/include/asm/book3s/32/tlbflush.h
274d842fa1efd94 Benjamin Gray 2022-11-09 79
274d842fa1efd94 Benjamin Gray 2022-11-09 80 static inline void local_flush_tlb_page_psize(struct mm_struct *mm,
274d842fa1efd94 Benjamin Gray 2022-11-09 81 unsigned long vmaddr, int psize)
274d842fa1efd94 Benjamin Gray 2022-11-09 82 {
274d842fa1efd94 Benjamin Gray 2022-11-09 @83 BUILD_BUG();
274d842fa1efd94 Benjamin Gray 2022-11-09 84 }
274d842fa1efd94 Benjamin Gray 2022-11-09 85
:::::: The code at line 83 was first introduced by commit
:::::: 274d842fa1efd9449e62222c8896e0be11621f1f powerpc/tlb: Add local flush for page given mm_struct and psize
:::::: TO: Benjamin Gray [off-list ref]
:::::: CC: Michael Ellerman [off-list ref]
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