[PATCH 7/7] riscv: mm: Combine the SMP and non-SMP TLB flushing code
kernel test robot
lkp at intel.com
Mon Sep 11 15:08:10 PDT 2023
Hi Samuel,
kernel test robot noticed the following build errors:
[auto build test ERROR on linus/master]
[also build test ERROR on v6.6-rc1 next-20230911]
[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/Samuel-Holland/riscv-Apply-SiFive-CIP-1200-workaround-to-single-ASID-sfence-vma/20230910-042028
base: linus/master
patch link: https://lore.kernel.org/r/20230909201727.10909-8-samuel%40sholland.org
patch subject: [PATCH 7/7] riscv: mm: Combine the SMP and non-SMP TLB flushing code
config: riscv-randconfig-r005-20230912 (https://download.01.org/0day-ci/archive/20230912/202309120544.bc0uet1N-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230912/202309120544.bc0uet1N-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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309120544.bc0uet1N-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/riscv/include/asm/pgtable.h:117:
>> arch/riscv/include/asm/tlbflush.h:60:2: error: call to undeclared function 'flush_tlb_all'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
60 | flush_tlb_all();
| ^
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:1075:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:97:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
97 | return (set->sig[3] | set->sig[2] |
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:1075:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:97:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
97 | return (set->sig[3] | set->sig[2] |
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:1075:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:98:4: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
98 | set->sig[1] | set->sig[0]) == 0;
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:1075:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:100:11: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
100 | return (set->sig[1] | set->sig[0]) == 0;
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:1075:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:113:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
113 | return (set1->sig[3] == set2->sig[3]) &&
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:1075:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:113:27: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
113 | return (set1->sig[3] == set2->sig[3]) &&
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:1075:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:114:5: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
114 | (set1->sig[2] == set2->sig[2]) &&
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:10:
In file included from include/linux/mm.h:1075:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
vim +/flush_tlb_all +60 arch/riscv/include/asm/tlbflush.h
fab957c11efe2f4 Palmer Dabbelt 2017-07-10 55
fab957c11efe2f4 Palmer Dabbelt 2017-07-10 56 /* Flush a range of kernel pages */
fab957c11efe2f4 Palmer Dabbelt 2017-07-10 57 static inline void flush_tlb_kernel_range(unsigned long start,
fab957c11efe2f4 Palmer Dabbelt 2017-07-10 58 unsigned long end)
fab957c11efe2f4 Palmer Dabbelt 2017-07-10 59 {
fab957c11efe2f4 Palmer Dabbelt 2017-07-10 @60 flush_tlb_all();
fab957c11efe2f4 Palmer Dabbelt 2017-07-10 61 }
fab957c11efe2f4 Palmer Dabbelt 2017-07-10 62
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