Messages in this thread | | | Date | Fri, 3 Jun 2022 00:47:06 +0800 | From | kernel test robot <> | Subject | [arm-integrator:kernel-in-vmalloc-v5.18-rc1 26/31] include/linux/rcupdate.h:784:2: error: call to undeclared function 'preempt_disable'; ISO C99 and later do not support implicit function declarations |
| |
tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v5.18-rc1 head: 8e0ac1b6b44d1c62420ad92b2a1cbc106a00f3de commit: 969a734e01b9cf090fce853d9d706455e5a9cdf1 [26/31] riscv: Make virt_to_pfn() a static inline config: riscv-randconfig-r031-20220531 (https://download.01.org/0day-ci/archive/20220603/202206030038.x0u6tIk4-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project b364c76683f8ef241025a9556300778c07b590c2) 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 riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=969a734e01b9cf090fce853d9d706455e5a9cdf1 git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git git fetch --no-tags arm-integrator kernel-in-vmalloc-v5.18-rc1 git checkout 969a734e01b9cf090fce853d9d706455e5a9cdf1 # 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=riscv prepare
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <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:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:11: In file included from include/linux/rbtree.h:24: >> include/linux/rcupdate.h:784:2: error: call to undeclared function 'preempt_disable'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] preempt_disable(); ^ >> include/linux/rcupdate.h:794:2: error: call to undeclared function 'preempt_disable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] preempt_disable_notrace(); ^ >> include/linux/rcupdate.h:809:2: error: call to undeclared function 'preempt_enable'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] preempt_enable(); ^ >> include/linux/rcupdate.h:816:2: error: call to undeclared function 'preempt_enable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] preempt_enable_notrace(); ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_disable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] lockdep_assert_preemption_disabled(); ^ include/linux/lockdep.h:608:8: note: expanded from macro 'lockdep_assert_preemption_disabled' __lockdep_enabled && \ ^ include/linux/lockdep.h:580:44: note: expanded from macro '__lockdep_enabled' #define __lockdep_enabled (debug_locks && !this_cpu_read(lockdep_recursion)) ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:320:31: note: expanded from macro 'this_cpu_read_1' #define this_cpu_read_1(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:118:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_disable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_enable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:608:8: note: expanded from macro 'lockdep_assert_preemption_disabled' __lockdep_enabled && \ ^ include/linux/lockdep.h:580:44: note: expanded from macro '__lockdep_enabled' #define __lockdep_enabled (debug_locks && !this_cpu_read(lockdep_recursion)) ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:320:31: note: expanded from macro 'this_cpu_read_1' #define this_cpu_read_1(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:120:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_enable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_disable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:608:8: note: expanded from macro 'lockdep_assert_preemption_disabled' __lockdep_enabled && \ ^ include/linux/lockdep.h:580:44: note: expanded from macro '__lockdep_enabled' #define __lockdep_enabled (debug_locks && !this_cpu_read(lockdep_recursion)) ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:323:31: note: expanded from macro 'this_cpu_read_2' #define this_cpu_read_2(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:118:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_disable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_enable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:608:8: note: expanded from macro 'lockdep_assert_preemption_disabled' __lockdep_enabled && \ ^ include/linux/lockdep.h:580:44: note: expanded from macro '__lockdep_enabled' #define __lockdep_enabled (debug_locks && !this_cpu_read(lockdep_recursion)) ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:323:31: note: expanded from macro 'this_cpu_read_2' #define this_cpu_read_2(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:120:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_enable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_disable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:608:8: note: expanded from macro 'lockdep_assert_preemption_disabled' __lockdep_enabled && \ ^ include/linux/lockdep.h:580:44: note: expanded from macro '__lockdep_enabled' #define __lockdep_enabled (debug_locks && !this_cpu_read(lockdep_recursion)) ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:326:31: note: expanded from macro 'this_cpu_read_4' #define this_cpu_read_4(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:118:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_disable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_enable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:608:8: note: expanded from macro 'lockdep_assert_preemption_disabled' __lockdep_enabled && \ ^ include/linux/lockdep.h:580:44: note: expanded from macro '__lockdep_enabled' #define __lockdep_enabled (debug_locks && !this_cpu_read(lockdep_recursion)) ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:326:31: note: expanded from macro 'this_cpu_read_4' #define this_cpu_read_4(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:120:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_enable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_disable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:608:8: note: expanded from macro 'lockdep_assert_preemption_disabled' __lockdep_enabled && \ ^ include/linux/lockdep.h:580:44: note: expanded from macro '__lockdep_enabled' #define __lockdep_enabled (debug_locks && !this_cpu_read(lockdep_recursion)) ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:329:31: note: expanded from macro 'this_cpu_read_8' #define this_cpu_read_8(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:118:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_disable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_enable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:608:8: note: expanded from macro 'lockdep_assert_preemption_disabled' __lockdep_enabled && \ ^ include/linux/lockdep.h:580:44: note: expanded from macro '__lockdep_enabled' #define __lockdep_enabled (debug_locks && !this_cpu_read(lockdep_recursion)) ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:329:31: note: expanded from macro 'this_cpu_read_8' #define this_cpu_read_8(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:120:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_enable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_count'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:609:9: note: expanded from macro 'lockdep_assert_preemption_disabled' (preempt_count() == 0 && \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_disable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:610:9: note: expanded from macro 'lockdep_assert_preemption_disabled' this_cpu_read(hardirqs_enabled))); \ ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ include/linux/percpu-defs.h:321:23: note: expanded from macro '__pcpu_size_call_return' case 1: pscr_ret__ = stem##1(variable); break; \ ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:320:31: note: expanded from macro 'this_cpu_read_1' #define this_cpu_read_1(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:118:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_disable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_enable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:610:9: note: expanded from macro 'lockdep_assert_preemption_disabled' this_cpu_read(hardirqs_enabled))); \ ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ include/linux/percpu-defs.h:321:23: note: expanded from macro '__pcpu_size_call_return' case 1: pscr_ret__ = stem##1(variable); break; \ ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:320:31: note: expanded from macro 'this_cpu_read_1' #define this_cpu_read_1(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:120:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_enable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_disable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:610:9: note: expanded from macro 'lockdep_assert_preemption_disabled' this_cpu_read(hardirqs_enabled))); \ ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ include/linux/percpu-defs.h:322:23: note: expanded from macro '__pcpu_size_call_return' case 2: pscr_ret__ = stem##2(variable); break; \ ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:323:31: note: expanded from macro 'this_cpu_read_2' #define this_cpu_read_2(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:118:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_disable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_enable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:610:9: note: expanded from macro 'lockdep_assert_preemption_disabled' this_cpu_read(hardirqs_enabled))); \ ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ include/linux/percpu-defs.h:322:23: note: expanded from macro '__pcpu_size_call_return' case 2: pscr_ret__ = stem##2(variable); break; \ ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:323:31: note: expanded from macro 'this_cpu_read_2' #define this_cpu_read_2(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:120:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_enable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_disable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:610:9: note: expanded from macro 'lockdep_assert_preemption_disabled' this_cpu_read(hardirqs_enabled))); \ ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ include/linux/percpu-defs.h:323:23: note: expanded from macro '__pcpu_size_call_return' case 4: pscr_ret__ = stem##4(variable); break; \ ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:326:31: note: expanded from macro 'this_cpu_read_4' #define this_cpu_read_4(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:118:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_disable_notrace(); \ ^ In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:7: In file included from include/linux/gfp.h:6: In file included from include/linux/mmzone.h:8: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/riscv/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:60: In file included from arch/riscv/include/asm/thread_info.h:11: In file included from arch/riscv/include/asm/page.h:14: In file included from arch/riscv/include/asm/pgtable.h:108: In file included from arch/riscv/include/asm/tlbflush.h:10: In file included from include/linux/mm_types.h:19: >> include/linux/seqlock.h:271:2: error: call to undeclared function 'preempt_enable_notrace'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] include/linux/lockdep.h:610:9: note: expanded from macro 'lockdep_assert_preemption_disabled' this_cpu_read(hardirqs_enabled))); \ ^ include/linux/percpu-defs.h:507:29: note: expanded from macro 'this_cpu_read' #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) ^ include/linux/percpu-defs.h:323:23: note: expanded from macro '__pcpu_size_call_return' case 4: pscr_ret__ = stem##4(variable); break; \ ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/asm-generic/percpu.h:326:31: note: expanded from macro 'this_cpu_read_4' #define this_cpu_read_4(pcp) this_cpu_generic_read(pcp) ^ include/asm-generic/percpu.h:138:11: note: expanded from macro 'this_cpu_generic_read' __ret = __this_cpu_generic_read_nopreempt(pcp); \ ^ include/asm-generic/percpu.h:120:2: note: expanded from macro '__this_cpu_generic_read_nopreempt' preempt_enable_notrace(); \ ^ fatal error: too many errors emitted, stopping now [-ferror-limit=] 20 errors generated. make[2]: *** [scripts/Makefile.build:120: arch/riscv/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1194: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:219: __sub-make] Error 2 make: Target 'prepare' not remade because of errors.
vim +/preempt_disable +784 include/linux/rcupdate.h
^1da177e4c3f41 Linus Torvalds 2005-04-16 766 1c50b728c3e734 Mathieu Desnoyers 2008-09-29 767 /** ca5ecddfa8fcbd Paul E. McKenney 2010-04-28 768 * rcu_read_lock_sched() - mark the beginning of a RCU-sched critical section 1c50b728c3e734 Mathieu Desnoyers 2008-09-29 769 * 1893afd6340911 Paul E. McKenney 2021-04-29 770 * This is equivalent to rcu_read_lock(), but also disables preemption. 1893afd6340911 Paul E. McKenney 2021-04-29 771 * Read-side critical sections can also be introduced by anything else that 1893afd6340911 Paul E. McKenney 2021-04-29 772 * disables preemption, including local_irq_disable() and friends. However, 1893afd6340911 Paul E. McKenney 2021-04-29 773 * please note that the equivalence to rcu_read_lock() applies only to 1893afd6340911 Paul E. McKenney 2021-04-29 774 * v5.0 and later. Before v5.0, rcu_read_lock() and rcu_read_lock_sched() 1893afd6340911 Paul E. McKenney 2021-04-29 775 * were unrelated. 3842a0832a1d6e Paul E. McKenney 2011-11-28 776 * 3842a0832a1d6e Paul E. McKenney 2011-11-28 777 * Note that rcu_read_lock_sched() and the matching rcu_read_unlock_sched() 3842a0832a1d6e Paul E. McKenney 2011-11-28 778 * must occur in the same context, for example, it is illegal to invoke 3842a0832a1d6e Paul E. McKenney 2011-11-28 779 * rcu_read_unlock_sched() from process context if the matching 3842a0832a1d6e Paul E. McKenney 2011-11-28 780 * rcu_read_lock_sched() was invoked from an NMI handler. 1c50b728c3e734 Mathieu Desnoyers 2008-09-29 781 */ d6714c22b43fbc Paul E. McKenney 2009-08-22 782 static inline void rcu_read_lock_sched(void) d6714c22b43fbc Paul E. McKenney 2009-08-22 783 { d6714c22b43fbc Paul E. McKenney 2009-08-22 @784 preempt_disable(); bc33f24bdca8b6 Paul E. McKenney 2009-08-22 785 __acquire(RCU_SCHED); d8ab29f8be918b Paul E. McKenney 2011-10-07 786 rcu_lock_acquire(&rcu_sched_lock_map); f78f5b90c4ffa5 Paul E. McKenney 2015-06-18 787 RCU_LOCKDEP_WARN(!rcu_is_watching(), bde23c6892878e Heiko Carstens 2012-02-01 788 "rcu_read_lock_sched() used illegally while idle"); d6714c22b43fbc Paul E. McKenney 2009-08-22 789 } 1eba8f84380bed Paul E. McKenney 2009-09-23 790 1eba8f84380bed Paul E. McKenney 2009-09-23 791 /* Used by lockdep and tracing: cannot be traced, cannot call lockdep. */ 7c614d6461399a Paul E. McKenney 2009-08-24 792 static inline notrace void rcu_read_lock_sched_notrace(void) d6714c22b43fbc Paul E. McKenney 2009-08-22 793 { d6714c22b43fbc Paul E. McKenney 2009-08-22 @794 preempt_disable_notrace(); bc33f24bdca8b6 Paul E. McKenney 2009-08-22 795 __acquire(RCU_SCHED); d6714c22b43fbc Paul E. McKenney 2009-08-22 796 } 1c50b728c3e734 Mathieu Desnoyers 2008-09-29 797 000601bb62330f Tobias Klauser 2020-07-09 798 /** 000601bb62330f Tobias Klauser 2020-07-09 799 * rcu_read_unlock_sched() - marks the end of a RCU-classic critical section 1c50b728c3e734 Mathieu Desnoyers 2008-09-29 800 * 000601bb62330f Tobias Klauser 2020-07-09 801 * See rcu_read_lock_sched() for more information. 1c50b728c3e734 Mathieu Desnoyers 2008-09-29 802 */ d6714c22b43fbc Paul E. McKenney 2009-08-22 803 static inline void rcu_read_unlock_sched(void) d6714c22b43fbc Paul E. McKenney 2009-08-22 804 { f78f5b90c4ffa5 Paul E. McKenney 2015-06-18 805 RCU_LOCKDEP_WARN(!rcu_is_watching(), bde23c6892878e Heiko Carstens 2012-02-01 806 "rcu_read_unlock_sched() used illegally while idle"); d8ab29f8be918b Paul E. McKenney 2011-10-07 807 rcu_lock_release(&rcu_sched_lock_map); bc33f24bdca8b6 Paul E. McKenney 2009-08-22 808 __release(RCU_SCHED); d6714c22b43fbc Paul E. McKenney 2009-08-22 @809 preempt_enable(); d6714c22b43fbc Paul E. McKenney 2009-08-22 810 } 1eba8f84380bed Paul E. McKenney 2009-09-23 811 1eba8f84380bed Paul E. McKenney 2009-09-23 812 /* Used by lockdep and tracing: cannot be traced, cannot call lockdep. */ 7c614d6461399a Paul E. McKenney 2009-08-24 813 static inline notrace void rcu_read_unlock_sched_notrace(void) d6714c22b43fbc Paul E. McKenney 2009-08-22 814 { bc33f24bdca8b6 Paul E. McKenney 2009-08-22 815 __release(RCU_SCHED); d6714c22b43fbc Paul E. McKenney 2009-08-22 @816 preempt_enable_notrace(); d6714c22b43fbc Paul E. McKenney 2009-08-22 817 } 1c50b728c3e734 Mathieu Desnoyers 2008-09-29 818
:::::: The code at line 784 was first introduced by commit :::::: d6714c22b43fbcbead7e7b706ff270e15f04a791 rcu: Renamings to increase RCU clarity
:::::: TO: Paul E. McKenney <paulmck@linux.vnet.ibm.com> :::::: CC: Ingo Molnar <mingo@elte.hu>
-- 0-DAY CI Kernel Test Service https://01.org/lkp
| |